diff options
Diffstat (limited to 'include')
49 files changed, 2576 insertions, 817 deletions
diff --git a/include/asm-generic/atomic-instrumented.h b/include/asm-generic/atomic-instrumented.h index e8730c6b9fe2..379986e40159 100644 --- a/include/asm-generic/atomic-instrumented.h +++ b/include/asm-generic/atomic-instrumented.h @@ -18,1623 +18,1624 @@ #define _ASM_GENERIC_ATOMIC_INSTRUMENTED_H #include <linux/build_bug.h> -#include <linux/kasan-checks.h> +#include <linux/compiler.h> +#include <linux/instrumented.h> -static inline int +static __always_inline int atomic_read(const atomic_t *v) { - kasan_check_read(v, sizeof(*v)); + instrument_atomic_read(v, sizeof(*v)); return arch_atomic_read(v); } #define atomic_read atomic_read #if defined(arch_atomic_read_acquire) -static inline int +static __always_inline int atomic_read_acquire(const atomic_t *v) { - kasan_check_read(v, sizeof(*v)); + instrument_atomic_read(v, sizeof(*v)); return arch_atomic_read_acquire(v); } #define atomic_read_acquire atomic_read_acquire #endif -static inline void +static __always_inline void atomic_set(atomic_t *v, int i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_set(v, i); } #define atomic_set atomic_set #if defined(arch_atomic_set_release) -static inline void +static __always_inline void atomic_set_release(atomic_t *v, int i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_set_release(v, i); } #define atomic_set_release atomic_set_release #endif -static inline void +static __always_inline void atomic_add(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_add(i, v); } #define atomic_add atomic_add #if !defined(arch_atomic_add_return_relaxed) || defined(arch_atomic_add_return) -static inline int +static __always_inline int atomic_add_return(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_add_return(i, v); } #define atomic_add_return atomic_add_return #endif #if defined(arch_atomic_add_return_acquire) -static inline int +static __always_inline int atomic_add_return_acquire(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_add_return_acquire(i, v); } #define atomic_add_return_acquire atomic_add_return_acquire #endif #if defined(arch_atomic_add_return_release) -static inline int +static __always_inline int atomic_add_return_release(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_add_return_release(i, v); } #define atomic_add_return_release atomic_add_return_release #endif #if defined(arch_atomic_add_return_relaxed) -static inline int +static __always_inline int atomic_add_return_relaxed(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_add_return_relaxed(i, v); } #define atomic_add_return_relaxed atomic_add_return_relaxed #endif #if !defined(arch_atomic_fetch_add_relaxed) || defined(arch_atomic_fetch_add) -static inline int +static __always_inline int atomic_fetch_add(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_add(i, v); } #define atomic_fetch_add atomic_fetch_add #endif #if defined(arch_atomic_fetch_add_acquire) -static inline int +static __always_inline int atomic_fetch_add_acquire(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_add_acquire(i, v); } #define atomic_fetch_add_acquire atomic_fetch_add_acquire #endif #if defined(arch_atomic_fetch_add_release) -static inline int +static __always_inline int atomic_fetch_add_release(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_add_release(i, v); } #define atomic_fetch_add_release atomic_fetch_add_release #endif #if defined(arch_atomic_fetch_add_relaxed) -static inline int +static __always_inline int atomic_fetch_add_relaxed(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_add_relaxed(i, v); } #define atomic_fetch_add_relaxed atomic_fetch_add_relaxed #endif -static inline void +static __always_inline void atomic_sub(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_sub(i, v); } #define atomic_sub atomic_sub #if !defined(arch_atomic_sub_return_relaxed) || defined(arch_atomic_sub_return) -static inline int +static __always_inline int atomic_sub_return(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_sub_return(i, v); } #define atomic_sub_return atomic_sub_return #endif #if defined(arch_atomic_sub_return_acquire) -static inline int +static __always_inline int atomic_sub_return_acquire(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_sub_return_acquire(i, v); } #define atomic_sub_return_acquire atomic_sub_return_acquire #endif #if defined(arch_atomic_sub_return_release) -static inline int +static __always_inline int atomic_sub_return_release(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_sub_return_release(i, v); } #define atomic_sub_return_release atomic_sub_return_release #endif #if defined(arch_atomic_sub_return_relaxed) -static inline int +static __always_inline int atomic_sub_return_relaxed(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_sub_return_relaxed(i, v); } #define atomic_sub_return_relaxed atomic_sub_return_relaxed #endif #if !defined(arch_atomic_fetch_sub_relaxed) || defined(arch_atomic_fetch_sub) -static inline int +static __always_inline int atomic_fetch_sub(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_sub(i, v); } #define atomic_fetch_sub atomic_fetch_sub #endif #if defined(arch_atomic_fetch_sub_acquire) -static inline int +static __always_inline int atomic_fetch_sub_acquire(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_sub_acquire(i, v); } #define atomic_fetch_sub_acquire atomic_fetch_sub_acquire #endif #if defined(arch_atomic_fetch_sub_release) -static inline int +static __always_inline int atomic_fetch_sub_release(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_sub_release(i, v); } #define atomic_fetch_sub_release atomic_fetch_sub_release #endif #if defined(arch_atomic_fetch_sub_relaxed) -static inline int +static __always_inline int atomic_fetch_sub_relaxed(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_sub_relaxed(i, v); } #define atomic_fetch_sub_relaxed atomic_fetch_sub_relaxed #endif #if defined(arch_atomic_inc) -static inline void +static __always_inline void atomic_inc(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_inc(v); } #define atomic_inc atomic_inc #endif #if defined(arch_atomic_inc_return) -static inline int +static __always_inline int atomic_inc_return(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_inc_return(v); } #define atomic_inc_return atomic_inc_return #endif #if defined(arch_atomic_inc_return_acquire) -static inline int +static __always_inline int atomic_inc_return_acquire(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_inc_return_acquire(v); } #define atomic_inc_return_acquire atomic_inc_return_acquire #endif #if defined(arch_atomic_inc_return_release) -static inline int +static __always_inline int atomic_inc_return_release(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_inc_return_release(v); } #define atomic_inc_return_release atomic_inc_return_release #endif #if defined(arch_atomic_inc_return_relaxed) -static inline int +static __always_inline int atomic_inc_return_relaxed(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_inc_return_relaxed(v); } #define atomic_inc_return_relaxed atomic_inc_return_relaxed #endif #if defined(arch_atomic_fetch_inc) -static inline int +static __always_inline int atomic_fetch_inc(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_inc(v); } #define atomic_fetch_inc atomic_fetch_inc #endif #if defined(arch_atomic_fetch_inc_acquire) -static inline int +static __always_inline int atomic_fetch_inc_acquire(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_inc_acquire(v); } #define atomic_fetch_inc_acquire atomic_fetch_inc_acquire #endif #if defined(arch_atomic_fetch_inc_release) -static inline int +static __always_inline int atomic_fetch_inc_release(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_inc_release(v); } #define atomic_fetch_inc_release atomic_fetch_inc_release #endif #if defined(arch_atomic_fetch_inc_relaxed) -static inline int +static __always_inline int atomic_fetch_inc_relaxed(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_inc_relaxed(v); } #define atomic_fetch_inc_relaxed atomic_fetch_inc_relaxed #endif #if defined(arch_atomic_dec) -static inline void +static __always_inline void atomic_dec(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_dec(v); } #define atomic_dec atomic_dec #endif #if defined(arch_atomic_dec_return) -static inline int +static __always_inline int atomic_dec_return(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_dec_return(v); } #define atomic_dec_return atomic_dec_return #endif #if defined(arch_atomic_dec_return_acquire) -static inline int +static __always_inline int atomic_dec_return_acquire(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_dec_return_acquire(v); } #define atomic_dec_return_acquire atomic_dec_return_acquire #endif #if defined(arch_atomic_dec_return_release) -static inline int +static __always_inline int atomic_dec_return_release(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_dec_return_release(v); } #define atomic_dec_return_release atomic_dec_return_release #endif #if defined(arch_atomic_dec_return_relaxed) -static inline int +static __always_inline int atomic_dec_return_relaxed(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_dec_return_relaxed(v); } #define atomic_dec_return_relaxed atomic_dec_return_relaxed #endif #if defined(arch_atomic_fetch_dec) -static inline int +static __always_inline int atomic_fetch_dec(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_dec(v); } #define atomic_fetch_dec atomic_fetch_dec #endif #if defined(arch_atomic_fetch_dec_acquire) -static inline int +static __always_inline int atomic_fetch_dec_acquire(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_dec_acquire(v); } #define atomic_fetch_dec_acquire atomic_fetch_dec_acquire #endif #if defined(arch_atomic_fetch_dec_release) -static inline int +static __always_inline int atomic_fetch_dec_release(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_dec_release(v); } #define atomic_fetch_dec_release atomic_fetch_dec_release #endif #if defined(arch_atomic_fetch_dec_relaxed) -static inline int +static __always_inline int atomic_fetch_dec_relaxed(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_dec_relaxed(v); } #define atomic_fetch_dec_relaxed atomic_fetch_dec_relaxed #endif -static inline void +static __always_inline void atomic_and(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_and(i, v); } #define atomic_and atomic_and #if !defined(arch_atomic_fetch_and_relaxed) || defined(arch_atomic_fetch_and) -static inline int +static __always_inline int atomic_fetch_and(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_and(i, v); } #define atomic_fetch_and atomic_fetch_and #endif #if defined(arch_atomic_fetch_and_acquire) -static inline int +static __always_inline int atomic_fetch_and_acquire(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_and_acquire(i, v); } #define atomic_fetch_and_acquire atomic_fetch_and_acquire #endif #if defined(arch_atomic_fetch_and_release) -static inline int +static __always_inline int atomic_fetch_and_release(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_and_release(i, v); } #define atomic_fetch_and_release atomic_fetch_and_release #endif #if defined(arch_atomic_fetch_and_relaxed) -static inline int +static __always_inline int atomic_fetch_and_relaxed(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_and_relaxed(i, v); } #define atomic_fetch_and_relaxed atomic_fetch_and_relaxed #endif #if defined(arch_atomic_andnot) -static inline void +static __always_inline void atomic_andnot(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_andnot(i, v); } #define atomic_andnot atomic_andnot #endif #if defined(arch_atomic_fetch_andnot) -static inline int +static __always_inline int atomic_fetch_andnot(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_andnot(i, v); } #define atomic_fetch_andnot atomic_fetch_andnot #endif #if defined(arch_atomic_fetch_andnot_acquire) -static inline int +static __always_inline int atomic_fetch_andnot_acquire(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_andnot_acquire(i, v); } #define atomic_fetch_andnot_acquire atomic_fetch_andnot_acquire #endif #if defined(arch_atomic_fetch_andnot_release) -static inline int +static __always_inline int atomic_fetch_andnot_release(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_andnot_release(i, v); } #define atomic_fetch_andnot_release atomic_fetch_andnot_release #endif #if defined(arch_atomic_fetch_andnot_relaxed) -static inline int +static __always_inline int atomic_fetch_andnot_relaxed(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_andnot_relaxed(i, v); } #define atomic_fetch_andnot_relaxed atomic_fetch_andnot_relaxed #endif -static inline void +static __always_inline void atomic_or(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_or(i, v); } #define atomic_or atomic_or #if !defined(arch_atomic_fetch_or_relaxed) || defined(arch_atomic_fetch_or) -static inline int +static __always_inline int atomic_fetch_or(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_or(i, v); } #define atomic_fetch_or atomic_fetch_or #endif #if defined(arch_atomic_fetch_or_acquire) -static inline int +static __always_inline int atomic_fetch_or_acquire(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_or_acquire(i, v); } #define atomic_fetch_or_acquire atomic_fetch_or_acquire #endif #if defined(arch_atomic_fetch_or_release) -static inline int +static __always_inline int atomic_fetch_or_release(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_or_release(i, v); } #define atomic_fetch_or_release atomic_fetch_or_release #endif #if defined(arch_atomic_fetch_or_relaxed) -static inline int +static __always_inline int atomic_fetch_or_relaxed(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_or_relaxed(i, v); } #define atomic_fetch_or_relaxed atomic_fetch_or_relaxed #endif -static inline void +static __always_inline void atomic_xor(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic_xor(i, v); } #define atomic_xor atomic_xor #if !defined(arch_atomic_fetch_xor_relaxed) || defined(arch_atomic_fetch_xor) -static inline int +static __always_inline int atomic_fetch_xor(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_xor(i, v); } #define atomic_fetch_xor atomic_fetch_xor #endif #if defined(arch_atomic_fetch_xor_acquire) -static inline int +static __always_inline int atomic_fetch_xor_acquire(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_xor_acquire(i, v); } #define atomic_fetch_xor_acquire atomic_fetch_xor_acquire #endif #if defined(arch_atomic_fetch_xor_release) -static inline int +static __always_inline int atomic_fetch_xor_release(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_xor_release(i, v); } #define atomic_fetch_xor_release atomic_fetch_xor_release #endif #if defined(arch_atomic_fetch_xor_relaxed) -static inline int +static __always_inline int atomic_fetch_xor_relaxed(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_xor_relaxed(i, v); } #define atomic_fetch_xor_relaxed atomic_fetch_xor_relaxed #endif #if !defined(arch_atomic_xchg_relaxed) || defined(arch_atomic_xchg) -static inline int +static __always_inline int atomic_xchg(atomic_t *v, int i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_xchg(v, i); } #define atomic_xchg atomic_xchg #endif #if defined(arch_atomic_xchg_acquire) -static inline int +static __always_inline int atomic_xchg_acquire(atomic_t *v, int i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_xchg_acquire(v, i); } #define atomic_xchg_acquire atomic_xchg_acquire #endif #if defined(arch_atomic_xchg_release) -static inline int +static __always_inline int atomic_xchg_release(atomic_t *v, int i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_xchg_release(v, i); } #define atomic_xchg_release atomic_xchg_release #endif #if defined(arch_atomic_xchg_relaxed) -static inline int +static __always_inline int atomic_xchg_relaxed(atomic_t *v, int i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_xchg_relaxed(v, i); } #define atomic_xchg_relaxed atomic_xchg_relaxed #endif #if !defined(arch_atomic_cmpxchg_relaxed) || defined(arch_atomic_cmpxchg) -static inline int +static __always_inline int atomic_cmpxchg(atomic_t *v, int old, int new) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_cmpxchg(v, old, new); } #define atomic_cmpxchg atomic_cmpxchg #endif #if defined(arch_atomic_cmpxchg_acquire) -static inline int +static __always_inline int atomic_cmpxchg_acquire(atomic_t *v, int old, int new) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_cmpxchg_acquire(v, old, new); } #define atomic_cmpxchg_acquire atomic_cmpxchg_acquire #endif #if defined(arch_atomic_cmpxchg_release) -static inline int +static __always_inline int atomic_cmpxchg_release(atomic_t *v, int old, int new) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_cmpxchg_release(v, old, new); } #define atomic_cmpxchg_release atomic_cmpxchg_release #endif #if defined(arch_atomic_cmpxchg_relaxed) -static inline int +static __always_inline int atomic_cmpxchg_relaxed(atomic_t *v, int old, int new) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_cmpxchg_relaxed(v, old, new); } #define atomic_cmpxchg_relaxed atomic_cmpxchg_relaxed #endif #if defined(arch_atomic_try_cmpxchg) -static inline bool +static __always_inline bool atomic_try_cmpxchg(atomic_t *v, int *old, int new) { - kasan_check_write(v, sizeof(*v)); - kasan_check_write(old, sizeof(*old)); + instrument_atomic_write(v, sizeof(*v)); + instrument_atomic_write(old, sizeof(*old)); return arch_atomic_try_cmpxchg(v, old, new); } #define atomic_try_cmpxchg atomic_try_cmpxchg #endif #if defined(arch_atomic_try_cmpxchg_acquire) -static inline bool +static __always_inline bool atomic_try_cmpxchg_acquire(atomic_t *v, int *old, int new) { - kasan_check_write(v, sizeof(*v)); - kasan_check_write(old, sizeof(*old)); + instrument_atomic_write(v, sizeof(*v)); + instrument_atomic_write(old, sizeof(*old)); return arch_atomic_try_cmpxchg_acquire(v, old, new); } #define atomic_try_cmpxchg_acquire atomic_try_cmpxchg_acquire #endif #if defined(arch_atomic_try_cmpxchg_release) -static inline bool +static __always_inline bool atomic_try_cmpxchg_release(atomic_t *v, int *old, int new) { - kasan_check_write(v, sizeof(*v)); - kasan_check_write(old, sizeof(*old)); + instrument_atomic_write(v, sizeof(*v)); + instrument_atomic_write(old, sizeof(*old)); return arch_atomic_try_cmpxchg_release(v, old, new); } #define atomic_try_cmpxchg_release atomic_try_cmpxchg_release #endif #if defined(arch_atomic_try_cmpxchg_relaxed) -static inline bool +static __always_inline bool atomic_try_cmpxchg_relaxed(atomic_t *v, int *old, int new) { - kasan_check_write(v, sizeof(*v)); - kasan_check_write(old, sizeof(*old)); + instrument_atomic_write(v, sizeof(*v)); + instrument_atomic_write(old, sizeof(*old)); return arch_atomic_try_cmpxchg_relaxed(v, old, new); } #define atomic_try_cmpxchg_relaxed atomic_try_cmpxchg_relaxed #endif #if defined(arch_atomic_sub_and_test) -static inline bool +static __always_inline bool atomic_sub_and_test(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_sub_and_test(i, v); } #define atomic_sub_and_test atomic_sub_and_test #endif #if defined(arch_atomic_dec_and_test) -static inline bool +static __always_inline bool atomic_dec_and_test(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_dec_and_test(v); } #define atomic_dec_and_test atomic_dec_and_test #endif #if defined(arch_atomic_inc_and_test) -static inline bool +static __always_inline bool atomic_inc_and_test(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_inc_and_test(v); } #define atomic_inc_and_test atomic_inc_and_test #endif #if defined(arch_atomic_add_negative) -static inline bool +static __always_inline bool atomic_add_negative(int i, atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_add_negative(i, v); } #define atomic_add_negative atomic_add_negative #endif #if defined(arch_atomic_fetch_add_unless) -static inline int +static __always_inline int atomic_fetch_add_unless(atomic_t *v, int a, int u) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_fetch_add_unless(v, a, u); } #define atomic_fetch_add_unless atomic_fetch_add_unless #endif #if defined(arch_atomic_add_unless) -static inline bool +static __always_inline bool atomic_add_unless(atomic_t *v, int a, int u) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_add_unless(v, a, u); } #define atomic_add_unless atomic_add_unless #endif #if defined(arch_atomic_inc_not_zero) -static inline bool +static __always_inline bool atomic_inc_not_zero(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_inc_not_zero(v); } #define atomic_inc_not_zero atomic_inc_not_zero #endif #if defined(arch_atomic_inc_unless_negative) -static inline bool +static __always_inline bool atomic_inc_unless_negative(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_inc_unless_negative(v); } #define atomic_inc_unless_negative atomic_inc_unless_negative #endif #if defined(arch_atomic_dec_unless_positive) -static inline bool +static __always_inline bool atomic_dec_unless_positive(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_dec_unless_positive(v); } #define atomic_dec_unless_positive atomic_dec_unless_positive #endif #if defined(arch_atomic_dec_if_positive) -static inline int +static __always_inline int atomic_dec_if_positive(atomic_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic_dec_if_positive(v); } #define atomic_dec_if_positive atomic_dec_if_positive #endif -static inline s64 +static __always_inline s64 atomic64_read(const atomic64_t *v) { - kasan_check_read(v, sizeof(*v)); + instrument_atomic_read(v, sizeof(*v)); return arch_atomic64_read(v); } #define atomic64_read atomic64_read #if defined(arch_atomic64_read_acquire) -static inline s64 +static __always_inline s64 atomic64_read_acquire(const atomic64_t *v) { - kasan_check_read(v, sizeof(*v)); + instrument_atomic_read(v, sizeof(*v)); return arch_atomic64_read_acquire(v); } #define atomic64_read_acquire atomic64_read_acquire #endif -static inline void +static __always_inline void atomic64_set(atomic64_t *v, s64 i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_set(v, i); } #define atomic64_set atomic64_set #if defined(arch_atomic64_set_release) -static inline void +static __always_inline void atomic64_set_release(atomic64_t *v, s64 i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_set_release(v, i); } #define atomic64_set_release atomic64_set_release #endif -static inline void +static __always_inline void atomic64_add(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_add(i, v); } #define atomic64_add atomic64_add #if !defined(arch_atomic64_add_return_relaxed) || defined(arch_atomic64_add_return) -static inline s64 +static __always_inline s64 atomic64_add_return(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_add_return(i, v); } #define atomic64_add_return atomic64_add_return #endif #if defined(arch_atomic64_add_return_acquire) -static inline s64 +static __always_inline s64 atomic64_add_return_acquire(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_add_return_acquire(i, v); } #define atomic64_add_return_acquire atomic64_add_return_acquire #endif #if defined(arch_atomic64_add_return_release) -static inline s64 +static __always_inline s64 atomic64_add_return_release(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_add_return_release(i, v); } #define atomic64_add_return_release atomic64_add_return_release #endif #if defined(arch_atomic64_add_return_relaxed) -static inline s64 +static __always_inline s64 atomic64_add_return_relaxed(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_add_return_relaxed(i, v); } #define atomic64_add_return_relaxed atomic64_add_return_relaxed #endif #if !defined(arch_atomic64_fetch_add_relaxed) || defined(arch_atomic64_fetch_add) -static inline s64 +static __always_inline s64 atomic64_fetch_add(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_add(i, v); } #define atomic64_fetch_add atomic64_fetch_add #endif #if defined(arch_atomic64_fetch_add_acquire) -static inline s64 +static __always_inline s64 atomic64_fetch_add_acquire(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_add_acquire(i, v); } #define atomic64_fetch_add_acquire atomic64_fetch_add_acquire #endif #if defined(arch_atomic64_fetch_add_release) -static inline s64 +static __always_inline s64 atomic64_fetch_add_release(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_add_release(i, v); } #define atomic64_fetch_add_release atomic64_fetch_add_release #endif #if defined(arch_atomic64_fetch_add_relaxed) -static inline s64 +static __always_inline s64 atomic64_fetch_add_relaxed(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_add_relaxed(i, v); } #define atomic64_fetch_add_relaxed atomic64_fetch_add_relaxed #endif -static inline void +static __always_inline void atomic64_sub(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_sub(i, v); } #define atomic64_sub atomic64_sub #if !defined(arch_atomic64_sub_return_relaxed) || defined(arch_atomic64_sub_return) -static inline s64 +static __always_inline s64 atomic64_sub_return(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_sub_return(i, v); } #define atomic64_sub_return atomic64_sub_return #endif #if defined(arch_atomic64_sub_return_acquire) -static inline s64 +static __always_inline s64 atomic64_sub_return_acquire(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_sub_return_acquire(i, v); } #define atomic64_sub_return_acquire atomic64_sub_return_acquire #endif #if defined(arch_atomic64_sub_return_release) -static inline s64 +static __always_inline s64 atomic64_sub_return_release(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_sub_return_release(i, v); } #define atomic64_sub_return_release atomic64_sub_return_release #endif #if defined(arch_atomic64_sub_return_relaxed) -static inline s64 +static __always_inline s64 atomic64_sub_return_relaxed(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_sub_return_relaxed(i, v); } #define atomic64_sub_return_relaxed atomic64_sub_return_relaxed #endif #if !defined(arch_atomic64_fetch_sub_relaxed) || defined(arch_atomic64_fetch_sub) -static inline s64 +static __always_inline s64 atomic64_fetch_sub(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_sub(i, v); } #define atomic64_fetch_sub atomic64_fetch_sub #endif #if defined(arch_atomic64_fetch_sub_acquire) -static inline s64 +static __always_inline s64 atomic64_fetch_sub_acquire(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_sub_acquire(i, v); } #define atomic64_fetch_sub_acquire atomic64_fetch_sub_acquire #endif #if defined(arch_atomic64_fetch_sub_release) -static inline s64 +static __always_inline s64 atomic64_fetch_sub_release(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_sub_release(i, v); } #define atomic64_fetch_sub_release atomic64_fetch_sub_release #endif #if defined(arch_atomic64_fetch_sub_relaxed) -static inline s64 +static __always_inline s64 atomic64_fetch_sub_relaxed(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_sub_relaxed(i, v); } #define atomic64_fetch_sub_relaxed atomic64_fetch_sub_relaxed #endif #if defined(arch_atomic64_inc) -static inline void +static __always_inline void atomic64_inc(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_inc(v); } #define atomic64_inc atomic64_inc #endif #if defined(arch_atomic64_inc_return) -static inline s64 +static __always_inline s64 atomic64_inc_return(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_inc_return(v); } #define atomic64_inc_return atomic64_inc_return #endif #if defined(arch_atomic64_inc_return_acquire) -static inline s64 +static __always_inline s64 atomic64_inc_return_acquire(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_inc_return_acquire(v); } #define atomic64_inc_return_acquire atomic64_inc_return_acquire #endif #if defined(arch_atomic64_inc_return_release) -static inline s64 +static __always_inline s64 atomic64_inc_return_release(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_inc_return_release(v); } #define atomic64_inc_return_release atomic64_inc_return_release #endif #if defined(arch_atomic64_inc_return_relaxed) -static inline s64 +static __always_inline s64 atomic64_inc_return_relaxed(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_inc_return_relaxed(v); } #define atomic64_inc_return_relaxed atomic64_inc_return_relaxed #endif #if defined(arch_atomic64_fetch_inc) -static inline s64 +static __always_inline s64 atomic64_fetch_inc(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_inc(v); } #define atomic64_fetch_inc atomic64_fetch_inc #endif #if defined(arch_atomic64_fetch_inc_acquire) -static inline s64 +static __always_inline s64 atomic64_fetch_inc_acquire(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_inc_acquire(v); } #define atomic64_fetch_inc_acquire atomic64_fetch_inc_acquire #endif #if defined(arch_atomic64_fetch_inc_release) -static inline s64 +static __always_inline s64 atomic64_fetch_inc_release(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_inc_release(v); } #define atomic64_fetch_inc_release atomic64_fetch_inc_release #endif #if defined(arch_atomic64_fetch_inc_relaxed) -static inline s64 +static __always_inline s64 atomic64_fetch_inc_relaxed(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_inc_relaxed(v); } #define atomic64_fetch_inc_relaxed atomic64_fetch_inc_relaxed #endif #if defined(arch_atomic64_dec) -static inline void +static __always_inline void atomic64_dec(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_dec(v); } #define atomic64_dec atomic64_dec #endif #if defined(arch_atomic64_dec_return) -static inline s64 +static __always_inline s64 atomic64_dec_return(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_dec_return(v); } #define atomic64_dec_return atomic64_dec_return #endif #if defined(arch_atomic64_dec_return_acquire) -static inline s64 +static __always_inline s64 atomic64_dec_return_acquire(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_dec_return_acquire(v); } #define atomic64_dec_return_acquire atomic64_dec_return_acquire #endif #if defined(arch_atomic64_dec_return_release) -static inline s64 +static __always_inline s64 atomic64_dec_return_release(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_dec_return_release(v); } #define atomic64_dec_return_release atomic64_dec_return_release #endif #if defined(arch_atomic64_dec_return_relaxed) -static inline s64 +static __always_inline s64 atomic64_dec_return_relaxed(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_dec_return_relaxed(v); } #define atomic64_dec_return_relaxed atomic64_dec_return_relaxed #endif #if defined(arch_atomic64_fetch_dec) -static inline s64 +static __always_inline s64 atomic64_fetch_dec(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_dec(v); } #define atomic64_fetch_dec atomic64_fetch_dec #endif #if defined(arch_atomic64_fetch_dec_acquire) -static inline s64 +static __always_inline s64 atomic64_fetch_dec_acquire(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_dec_acquire(v); } #define atomic64_fetch_dec_acquire atomic64_fetch_dec_acquire #endif #if defined(arch_atomic64_fetch_dec_release) -static inline s64 +static __always_inline s64 atomic64_fetch_dec_release(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_dec_release(v); } #define atomic64_fetch_dec_release atomic64_fetch_dec_release #endif #if defined(arch_atomic64_fetch_dec_relaxed) -static inline s64 +static __always_inline s64 atomic64_fetch_dec_relaxed(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_dec_relaxed(v); } #define atomic64_fetch_dec_relaxed atomic64_fetch_dec_relaxed #endif -static inline void +static __always_inline void atomic64_and(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_and(i, v); } #define atomic64_and atomic64_and #if !defined(arch_atomic64_fetch_and_relaxed) || defined(arch_atomic64_fetch_and) -static inline s64 +static __always_inline s64 atomic64_fetch_and(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_and(i, v); } #define atomic64_fetch_and atomic64_fetch_and #endif #if defined(arch_atomic64_fetch_and_acquire) -static inline s64 +static __always_inline s64 atomic64_fetch_and_acquire(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_and_acquire(i, v); } #define atomic64_fetch_and_acquire atomic64_fetch_and_acquire #endif #if defined(arch_atomic64_fetch_and_release) -static inline s64 +static __always_inline s64 atomic64_fetch_and_release(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_and_release(i, v); } #define atomic64_fetch_and_release atomic64_fetch_and_release #endif #if defined(arch_atomic64_fetch_and_relaxed) -static inline s64 +static __always_inline s64 atomic64_fetch_and_relaxed(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_and_relaxed(i, v); } #define atomic64_fetch_and_relaxed atomic64_fetch_and_relaxed #endif #if defined(arch_atomic64_andnot) -static inline void +static __always_inline void atomic64_andnot(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_andnot(i, v); } #define atomic64_andnot atomic64_andnot #endif #if defined(arch_atomic64_fetch_andnot) -static inline s64 +static __always_inline s64 atomic64_fetch_andnot(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_andnot(i, v); } #define atomic64_fetch_andnot atomic64_fetch_andnot #endif #if defined(arch_atomic64_fetch_andnot_acquire) -static inline s64 +static __always_inline s64 atomic64_fetch_andnot_acquire(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_andnot_acquire(i, v); } #define atomic64_fetch_andnot_acquire atomic64_fetch_andnot_acquire #endif #if defined(arch_atomic64_fetch_andnot_release) -static inline s64 +static __always_inline s64 atomic64_fetch_andnot_release(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_andnot_release(i, v); } #define atomic64_fetch_andnot_release atomic64_fetch_andnot_release #endif #if defined(arch_atomic64_fetch_andnot_relaxed) -static inline s64 +static __always_inline s64 atomic64_fetch_andnot_relaxed(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_andnot_relaxed(i, v); } #define atomic64_fetch_andnot_relaxed atomic64_fetch_andnot_relaxed #endif -static inline void +static __always_inline void atomic64_or(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_or(i, v); } #define atomic64_or atomic64_or #if !defined(arch_atomic64_fetch_or_relaxed) || defined(arch_atomic64_fetch_or) -static inline s64 +static __always_inline s64 atomic64_fetch_or(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_or(i, v); } #define atomic64_fetch_or atomic64_fetch_or #endif #if defined(arch_atomic64_fetch_or_acquire) -static inline s64 +static __always_inline s64 atomic64_fetch_or_acquire(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_or_acquire(i, v); } #define atomic64_fetch_or_acquire atomic64_fetch_or_acquire #endif #if defined(arch_atomic64_fetch_or_release) -static inline s64 +static __always_inline s64 atomic64_fetch_or_release(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_or_release(i, v); } #define atomic64_fetch_or_release atomic64_fetch_or_release #endif #if defined(arch_atomic64_fetch_or_relaxed) -static inline s64 +static __always_inline s64 atomic64_fetch_or_relaxed(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_or_relaxed(i, v); } #define atomic64_fetch_or_relaxed atomic64_fetch_or_relaxed #endif -static inline void +static __always_inline void atomic64_xor(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); arch_atomic64_xor(i, v); } #define atomic64_xor atomic64_xor #if !defined(arch_atomic64_fetch_xor_relaxed) || defined(arch_atomic64_fetch_xor) -static inline s64 +static __always_inline s64 atomic64_fetch_xor(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_xor(i, v); } #define atomic64_fetch_xor atomic64_fetch_xor #endif #if defined(arch_atomic64_fetch_xor_acquire) -static inline s64 +static __always_inline s64 atomic64_fetch_xor_acquire(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_xor_acquire(i, v); } #define atomic64_fetch_xor_acquire atomic64_fetch_xor_acquire #endif #if defined(arch_atomic64_fetch_xor_release) -static inline s64 +static __always_inline s64 atomic64_fetch_xor_release(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_xor_release(i, v); } #define atomic64_fetch_xor_release atomic64_fetch_xor_release #endif #if defined(arch_atomic64_fetch_xor_relaxed) -static inline s64 +static __always_inline s64 atomic64_fetch_xor_relaxed(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_xor_relaxed(i, v); } #define atomic64_fetch_xor_relaxed atomic64_fetch_xor_relaxed #endif #if !defined(arch_atomic64_xchg_relaxed) || defined(arch_atomic64_xchg) -static inline s64 +static __always_inline s64 atomic64_xchg(atomic64_t *v, s64 i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_xchg(v, i); } #define atomic64_xchg atomic64_xchg #endif #if defined(arch_atomic64_xchg_acquire) -static inline s64 +static __always_inline s64 atomic64_xchg_acquire(atomic64_t *v, s64 i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_xchg_acquire(v, i); } #define atomic64_xchg_acquire atomic64_xchg_acquire #endif #if defined(arch_atomic64_xchg_release) -static inline s64 +static __always_inline s64 atomic64_xchg_release(atomic64_t *v, s64 i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_xchg_release(v, i); } #define atomic64_xchg_release atomic64_xchg_release #endif #if defined(arch_atomic64_xchg_relaxed) -static inline s64 +static __always_inline s64 atomic64_xchg_relaxed(atomic64_t *v, s64 i) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_xchg_relaxed(v, i); } #define atomic64_xchg_relaxed atomic64_xchg_relaxed #endif #if !defined(arch_atomic64_cmpxchg_relaxed) || defined(arch_atomic64_cmpxchg) -static inline s64 +static __always_inline s64 atomic64_cmpxchg(atomic64_t *v, s64 old, s64 new) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_cmpxchg(v, old, new); } #define atomic64_cmpxchg atomic64_cmpxchg #endif #if defined(arch_atomic64_cmpxchg_acquire) -static inline s64 +static __always_inline s64 atomic64_cmpxchg_acquire(atomic64_t *v, s64 old, s64 new) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_cmpxchg_acquire(v, old, new); } #define atomic64_cmpxchg_acquire atomic64_cmpxchg_acquire #endif #if defined(arch_atomic64_cmpxchg_release) -static inline s64 +static __always_inline s64 atomic64_cmpxchg_release(atomic64_t *v, s64 old, s64 new) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_cmpxchg_release(v, old, new); } #define atomic64_cmpxchg_release atomic64_cmpxchg_release #endif #if defined(arch_atomic64_cmpxchg_relaxed) -static inline s64 +static __always_inline s64 atomic64_cmpxchg_relaxed(atomic64_t *v, s64 old, s64 new) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_cmpxchg_relaxed(v, old, new); } #define atomic64_cmpxchg_relaxed atomic64_cmpxchg_relaxed #endif #if defined(arch_atomic64_try_cmpxchg) -static inline bool +static __always_inline bool atomic64_try_cmpxchg(atomic64_t *v, s64 *old, s64 new) { - kasan_check_write(v, sizeof(*v)); - kasan_check_write(old, sizeof(*old)); + instrument_atomic_write(v, sizeof(*v)); + instrument_atomic_write(old, sizeof(*old)); return arch_atomic64_try_cmpxchg(v, old, new); } #define atomic64_try_cmpxchg atomic64_try_cmpxchg #endif #if defined(arch_atomic64_try_cmpxchg_acquire) -static inline bool +static __always_inline bool atomic64_try_cmpxchg_acquire(atomic64_t *v, s64 *old, s64 new) { - kasan_check_write(v, sizeof(*v)); - kasan_check_write(old, sizeof(*old)); + instrument_atomic_write(v, sizeof(*v)); + instrument_atomic_write(old, sizeof(*old)); return arch_atomic64_try_cmpxchg_acquire(v, old, new); } #define atomic64_try_cmpxchg_acquire atomic64_try_cmpxchg_acquire #endif #if defined(arch_atomic64_try_cmpxchg_release) -static inline bool +static __always_inline bool atomic64_try_cmpxchg_release(atomic64_t *v, s64 *old, s64 new) { - kasan_check_write(v, sizeof(*v)); - kasan_check_write(old, sizeof(*old)); + instrument_atomic_write(v, sizeof(*v)); + instrument_atomic_write(old, sizeof(*old)); return arch_atomic64_try_cmpxchg_release(v, old, new); } #define atomic64_try_cmpxchg_release atomic64_try_cmpxchg_release #endif #if defined(arch_atomic64_try_cmpxchg_relaxed) -static inline bool +static __always_inline bool atomic64_try_cmpxchg_relaxed(atomic64_t *v, s64 *old, s64 new) { - kasan_check_write(v, sizeof(*v)); - kasan_check_write(old, sizeof(*old)); + instrument_atomic_write(v, sizeof(*v)); + instrument_atomic_write(old, sizeof(*old)); return arch_atomic64_try_cmpxchg_relaxed(v, old, new); } #define atomic64_try_cmpxchg_relaxed atomic64_try_cmpxchg_relaxed #endif #if defined(arch_atomic64_sub_and_test) -static inline bool +static __always_inline bool atomic64_sub_and_test(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_sub_and_test(i, v); } #define atomic64_sub_and_test atomic64_sub_and_test #endif #if defined(arch_atomic64_dec_and_test) -static inline bool +static __always_inline bool atomic64_dec_and_test(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_dec_and_test(v); } #define atomic64_dec_and_test atomic64_dec_and_test #endif #if defined(arch_atomic64_inc_and_test) -static inline bool +static __always_inline bool atomic64_inc_and_test(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_inc_and_test(v); } #define atomic64_inc_and_test atomic64_inc_and_test #endif #if defined(arch_atomic64_add_negative) -static inline bool +static __always_inline bool atomic64_add_negative(s64 i, atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_add_negative(i, v); } #define atomic64_add_negative atomic64_add_negative #endif #if defined(arch_atomic64_fetch_add_unless) -static inline s64 +static __always_inline s64 atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_fetch_add_unless(v, a, u); } #define atomic64_fetch_add_unless atomic64_fetch_add_unless #endif #if defined(arch_atomic64_add_unless) -static inline bool +static __always_inline bool atomic64_add_unless(atomic64_t *v, s64 a, s64 u) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_add_unless(v, a, u); } #define atomic64_add_unless atomic64_add_unless #endif #if defined(arch_atomic64_inc_not_zero) -static inline bool +static __always_inline bool atomic64_inc_not_zero(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_inc_not_zero(v); } #define atomic64_inc_not_zero atomic64_inc_not_zero #endif #if defined(arch_atomic64_inc_unless_negative) -static inline bool +static __always_inline bool atomic64_inc_unless_negative(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_inc_unless_negative(v); } #define atomic64_inc_unless_negative atomic64_inc_unless_negative #endif #if defined(arch_atomic64_dec_unless_positive) -static inline bool +static __always_inline bool atomic64_dec_unless_positive(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_dec_unless_positive(v); } #define atomic64_dec_unless_positive atomic64_dec_unless_positive #endif #if defined(arch_atomic64_dec_if_positive) -static inline s64 +static __always_inline s64 atomic64_dec_if_positive(atomic64_t *v) { - kasan_check_write(v, sizeof(*v)); + instrument_atomic_write(v, sizeof(*v)); return arch_atomic64_dec_if_positive(v); } #define atomic64_dec_if_positive atomic64_dec_if_positive @@ -1644,7 +1645,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define xchg(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_xchg(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1653,7 +1654,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define xchg_acquire(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_xchg_acquire(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1662,7 +1663,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define xchg_release(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_xchg_release(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1671,7 +1672,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define xchg_relaxed(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_xchg_relaxed(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1680,7 +1681,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1689,7 +1690,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg_acquire(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg_acquire(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1698,7 +1699,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg_release(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg_release(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1707,7 +1708,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg_relaxed(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg_relaxed(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1716,7 +1717,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg64(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg64(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1725,7 +1726,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg64_acquire(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg64_acquire(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1734,7 +1735,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg64_release(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg64_release(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1743,7 +1744,7 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg64_relaxed(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg64_relaxed(__ai_ptr, __VA_ARGS__); \ }) #endif @@ -1751,28 +1752,28 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg_local(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg_local(__ai_ptr, __VA_ARGS__); \ }) #define cmpxchg64_local(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_cmpxchg64_local(__ai_ptr, __VA_ARGS__); \ }) #define sync_cmpxchg(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ arch_sync_cmpxchg(__ai_ptr, __VA_ARGS__); \ }) #define cmpxchg_double(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, 2 * sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, 2 * sizeof(*__ai_ptr)); \ arch_cmpxchg_double(__ai_ptr, __VA_ARGS__); \ }) @@ -1780,9 +1781,9 @@ atomic64_dec_if_positive(atomic64_t *v) #define cmpxchg_double_local(ptr, ...) \ ({ \ typeof(ptr) __ai_ptr = (ptr); \ - kasan_check_write(__ai_ptr, 2 * sizeof(*__ai_ptr)); \ + instrument_atomic_write(__ai_ptr, 2 * sizeof(*__ai_ptr)); \ arch_cmpxchg_double_local(__ai_ptr, __VA_ARGS__); \ }) #endif /* _ASM_GENERIC_ATOMIC_INSTRUMENTED_H */ -// b29b625d5de9280f680e42c7be859b55b15e5f6a +// 89bf97f3a7509b740845e51ddf31055b48a81f40 diff --git a/include/asm-generic/atomic-long.h b/include/asm-generic/atomic-long.h index 881c7e27af28..073cf40f431b 100644 --- a/include/asm-generic/atomic-long.h +++ b/include/asm-generic/atomic-long.h @@ -6,6 +6,7 @@ #ifndef _ASM_GENERIC_ATOMIC_LONG_H #define _ASM_GENERIC_ATOMIC_LONG_H +#include <linux/compiler.h> #include <asm/types.h> #ifdef CONFIG_64BIT @@ -22,493 +23,493 @@ typedef atomic_t atomic_long_t; #ifdef CONFIG_64BIT -static inline long +static __always_inline long atomic_long_read(const atomic_long_t *v) { return atomic64_read(v); } -static inline long +static __always_inline long atomic_long_read_acquire(const atomic_long_t *v) { return atomic64_read_acquire(v); } -static inline void +static __always_inline void atomic_long_set(atomic_long_t *v, long i) { atomic64_set(v, i); } -static inline void +static __always_inline void atomic_long_set_release(atomic_long_t *v, long i) { atomic64_set_release(v, i); } -static inline void +static __always_inline void atomic_long_add(long i, atomic_long_t *v) { atomic64_add(i, v); } -static inline long +static __always_inline long atomic_long_add_return(long i, atomic_long_t *v) { return atomic64_add_return(i, v); } -static inline long +static __always_inline long atomic_long_add_return_acquire(long i, atomic_long_t *v) { return atomic64_add_return_acquire(i, v); } -static inline long +static __always_inline long atomic_long_add_return_release(long i, atomic_long_t *v) { return atomic64_add_return_release(i, v); } -static inline long +static __always_inline long atomic_long_add_return_relaxed(long i, atomic_long_t *v) { return atomic64_add_return_relaxed(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add(long i, atomic_long_t *v) { return atomic64_fetch_add(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add_acquire(long i, atomic_long_t *v) { return atomic64_fetch_add_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add_release(long i, atomic_long_t *v) { return atomic64_fetch_add_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add_relaxed(long i, atomic_long_t *v) { return atomic64_fetch_add_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_sub(long i, atomic_long_t *v) { atomic64_sub(i, v); } -static inline long +static __always_inline long atomic_long_sub_return(long i, atomic_long_t *v) { return atomic64_sub_return(i, v); } -static inline long +static __always_inline long atomic_long_sub_return_acquire(long i, atomic_long_t *v) { return atomic64_sub_return_acquire(i, v); } -static inline long +static __always_inline long atomic_long_sub_return_release(long i, atomic_long_t *v) { return atomic64_sub_return_release(i, v); } -static inline long +static __always_inline long atomic_long_sub_return_relaxed(long i, atomic_long_t *v) { return atomic64_sub_return_relaxed(i, v); } -static inline long +static __always_inline long atomic_long_fetch_sub(long i, atomic_long_t *v) { return atomic64_fetch_sub(i, v); } -static inline long +static __always_inline long atomic_long_fetch_sub_acquire(long i, atomic_long_t *v) { return atomic64_fetch_sub_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_sub_release(long i, atomic_long_t *v) { return atomic64_fetch_sub_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_sub_relaxed(long i, atomic_long_t *v) { return atomic64_fetch_sub_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_inc(atomic_long_t *v) { atomic64_inc(v); } -static inline long +static __always_inline long atomic_long_inc_return(atomic_long_t *v) { return atomic64_inc_return(v); } -static inline long +static __always_inline long atomic_long_inc_return_acquire(atomic_long_t *v) { return atomic64_inc_return_acquire(v); } -static inline long +static __always_inline long atomic_long_inc_return_release(atomic_long_t *v) { return atomic64_inc_return_release(v); } -static inline long +static __always_inline long atomic_long_inc_return_relaxed(atomic_long_t *v) { return atomic64_inc_return_relaxed(v); } -static inline long +static __always_inline long atomic_long_fetch_inc(atomic_long_t *v) { return atomic64_fetch_inc(v); } -static inline long +static __always_inline long atomic_long_fetch_inc_acquire(atomic_long_t *v) { return atomic64_fetch_inc_acquire(v); } -static inline long +static __always_inline long atomic_long_fetch_inc_release(atomic_long_t *v) { return atomic64_fetch_inc_release(v); } -static inline long +static __always_inline long atomic_long_fetch_inc_relaxed(atomic_long_t *v) { return atomic64_fetch_inc_relaxed(v); } -static inline void +static __always_inline void atomic_long_dec(atomic_long_t *v) { atomic64_dec(v); } -static inline long +static __always_inline long atomic_long_dec_return(atomic_long_t *v) { return atomic64_dec_return(v); } -static inline long +static __always_inline long atomic_long_dec_return_acquire(atomic_long_t *v) { return atomic64_dec_return_acquire(v); } -static inline long +static __always_inline long atomic_long_dec_return_release(atomic_long_t *v) { return atomic64_dec_return_release(v); } -static inline long +static __always_inline long atomic_long_dec_return_relaxed(atomic_long_t *v) { return atomic64_dec_return_relaxed(v); } -static inline long +static __always_inline long atomic_long_fetch_dec(atomic_long_t *v) { return atomic64_fetch_dec(v); } -static inline long +static __always_inline long atomic_long_fetch_dec_acquire(atomic_long_t *v) { return atomic64_fetch_dec_acquire(v); } -static inline long +static __always_inline long atomic_long_fetch_dec_release(atomic_long_t *v) { return atomic64_fetch_dec_release(v); } -static inline long +static __always_inline long atomic_long_fetch_dec_relaxed(atomic_long_t *v) { return atomic64_fetch_dec_relaxed(v); } -static inline void +static __always_inline void atomic_long_and(long i, atomic_long_t *v) { atomic64_and(i, v); } -static inline long +static __always_inline long atomic_long_fetch_and(long i, atomic_long_t *v) { return atomic64_fetch_and(i, v); } -static inline long +static __always_inline long atomic_long_fetch_and_acquire(long i, atomic_long_t *v) { return atomic64_fetch_and_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_and_release(long i, atomic_long_t *v) { return atomic64_fetch_and_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_and_relaxed(long i, atomic_long_t *v) { return atomic64_fetch_and_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_andnot(long i, atomic_long_t *v) { atomic64_andnot(i, v); } -static inline long +static __always_inline long atomic_long_fetch_andnot(long i, atomic_long_t *v) { return atomic64_fetch_andnot(i, v); } -static inline long +static __always_inline long atomic_long_fetch_andnot_acquire(long i, atomic_long_t *v) { return atomic64_fetch_andnot_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_andnot_release(long i, atomic_long_t *v) { return atomic64_fetch_andnot_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_andnot_relaxed(long i, atomic_long_t *v) { return atomic64_fetch_andnot_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_or(long i, atomic_long_t *v) { atomic64_or(i, v); } -static inline long +static __always_inline long atomic_long_fetch_or(long i, atomic_long_t *v) { return atomic64_fetch_or(i, v); } -static inline long +static __always_inline long atomic_long_fetch_or_acquire(long i, atomic_long_t *v) { return atomic64_fetch_or_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_or_release(long i, atomic_long_t *v) { return atomic64_fetch_or_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_or_relaxed(long i, atomic_long_t *v) { return atomic64_fetch_or_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_xor(long i, atomic_long_t *v) { atomic64_xor(i, v); } -static inline long +static __always_inline long atomic_long_fetch_xor(long i, atomic_long_t *v) { return atomic64_fetch_xor(i, v); } -static inline long +static __always_inline long atomic_long_fetch_xor_acquire(long i, atomic_long_t *v) { return atomic64_fetch_xor_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_xor_release(long i, atomic_long_t *v) { return atomic64_fetch_xor_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_xor_relaxed(long i, atomic_long_t *v) { return atomic64_fetch_xor_relaxed(i, v); } -static inline long +static __always_inline long atomic_long_xchg(atomic_long_t *v, long i) { return atomic64_xchg(v, i); } -static inline long +static __always_inline long atomic_long_xchg_acquire(atomic_long_t *v, long i) { return atomic64_xchg_acquire(v, i); } -static inline long +static __always_inline long atomic_long_xchg_release(atomic_long_t *v, long i) { return atomic64_xchg_release(v, i); } -static inline long +static __always_inline long atomic_long_xchg_relaxed(atomic_long_t *v, long i) { return atomic64_xchg_relaxed(v, i); } -static inline long +static __always_inline long atomic_long_cmpxchg(atomic_long_t *v, long old, long new) { return atomic64_cmpxchg(v, old, new); } -static inline long +static __always_inline long atomic_long_cmpxchg_acquire(atomic_long_t *v, long old, long new) { return atomic64_cmpxchg_acquire(v, old, new); } -static inline long +static __always_inline long atomic_long_cmpxchg_release(atomic_long_t *v, long old, long new) { return atomic64_cmpxchg_release(v, old, new); } -static inline long +static __always_inline long atomic_long_cmpxchg_relaxed(atomic_long_t *v, long old, long new) { return atomic64_cmpxchg_relaxed(v, old, new); } -static inline bool +static __always_inline bool atomic_long_try_cmpxchg(atomic_long_t *v, long *old, long new) { return atomic64_try_cmpxchg(v, (s64 *)old, new); } -static inline bool +static __always_inline bool atomic_long_try_cmpxchg_acquire(atomic_long_t *v, long *old, long new) { return atomic64_try_cmpxchg_acquire(v, (s64 *)old, new); } -static inline bool +static __always_inline bool atomic_long_try_cmpxchg_release(atomic_long_t *v, long *old, long new) { return atomic64_try_cmpxchg_release(v, (s64 *)old, new); } -static inline bool +static __always_inline bool atomic_long_try_cmpxchg_relaxed(atomic_long_t *v, long *old, long new) { return atomic64_try_cmpxchg_relaxed(v, (s64 *)old, new); } -static inline bool +static __always_inline bool atomic_long_sub_and_test(long i, atomic_long_t *v) { return atomic64_sub_and_test(i, v); } -static inline bool +static __always_inline bool atomic_long_dec_and_test(atomic_long_t *v) { return atomic64_dec_and_test(v); } -static inline bool +static __always_inline bool atomic_long_inc_and_test(atomic_long_t *v) { return atomic64_inc_and_test(v); } -static inline bool +static __always_inline bool atomic_long_add_negative(long i, atomic_long_t *v) { return atomic64_add_negative(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add_unless(atomic_long_t *v, long a, long u) { return atomic64_fetch_add_unless(v, a, u); } -static inline bool +static __always_inline bool atomic_long_add_unless(atomic_long_t *v, long a, long u) { return atomic64_add_unless(v, a, u); } -static inline bool +static __always_inline bool atomic_long_inc_not_zero(atomic_long_t *v) { return atomic64_inc_not_zero(v); } -static inline bool +static __always_inline bool atomic_long_inc_unless_negative(atomic_long_t *v) { return atomic64_inc_unless_negative(v); } -static inline bool +static __always_inline bool atomic_long_dec_unless_positive(atomic_long_t *v) { return atomic64_dec_unless_positive(v); } -static inline long +static __always_inline long atomic_long_dec_if_positive(atomic_long_t *v) { return atomic64_dec_if_positive(v); @@ -516,493 +517,493 @@ atomic_long_dec_if_positive(atomic_long_t *v) #else /* CONFIG_64BIT */ -static inline long +static __always_inline long atomic_long_read(const atomic_long_t *v) { return atomic_read(v); } -static inline long +static __always_inline long atomic_long_read_acquire(const atomic_long_t *v) { return atomic_read_acquire(v); } -static inline void +static __always_inline void atomic_long_set(atomic_long_t *v, long i) { atomic_set(v, i); } -static inline void +static __always_inline void atomic_long_set_release(atomic_long_t *v, long i) { atomic_set_release(v, i); } -static inline void +static __always_inline void atomic_long_add(long i, atomic_long_t *v) { atomic_add(i, v); } -static inline long +static __always_inline long atomic_long_add_return(long i, atomic_long_t *v) { return atomic_add_return(i, v); } -static inline long +static __always_inline long atomic_long_add_return_acquire(long i, atomic_long_t *v) { return atomic_add_return_acquire(i, v); } -static inline long +static __always_inline long atomic_long_add_return_release(long i, atomic_long_t *v) { return atomic_add_return_release(i, v); } -static inline long +static __always_inline long atomic_long_add_return_relaxed(long i, atomic_long_t *v) { return atomic_add_return_relaxed(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add(long i, atomic_long_t *v) { return atomic_fetch_add(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add_acquire(long i, atomic_long_t *v) { return atomic_fetch_add_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add_release(long i, atomic_long_t *v) { return atomic_fetch_add_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add_relaxed(long i, atomic_long_t *v) { return atomic_fetch_add_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_sub(long i, atomic_long_t *v) { atomic_sub(i, v); } -static inline long +static __always_inline long atomic_long_sub_return(long i, atomic_long_t *v) { return atomic_sub_return(i, v); } -static inline long +static __always_inline long atomic_long_sub_return_acquire(long i, atomic_long_t *v) { return atomic_sub_return_acquire(i, v); } -static inline long +static __always_inline long atomic_long_sub_return_release(long i, atomic_long_t *v) { return atomic_sub_return_release(i, v); } -static inline long +static __always_inline long atomic_long_sub_return_relaxed(long i, atomic_long_t *v) { return atomic_sub_return_relaxed(i, v); } -static inline long +static __always_inline long atomic_long_fetch_sub(long i, atomic_long_t *v) { return atomic_fetch_sub(i, v); } -static inline long +static __always_inline long atomic_long_fetch_sub_acquire(long i, atomic_long_t *v) { return atomic_fetch_sub_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_sub_release(long i, atomic_long_t *v) { return atomic_fetch_sub_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_sub_relaxed(long i, atomic_long_t *v) { return atomic_fetch_sub_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_inc(atomic_long_t *v) { atomic_inc(v); } -static inline long +static __always_inline long atomic_long_inc_return(atomic_long_t *v) { return atomic_inc_return(v); } -static inline long +static __always_inline long atomic_long_inc_return_acquire(atomic_long_t *v) { return atomic_inc_return_acquire(v); } -static inline long +static __always_inline long atomic_long_inc_return_release(atomic_long_t *v) { return atomic_inc_return_release(v); } -static inline long +static __always_inline long atomic_long_inc_return_relaxed(atomic_long_t *v) { return atomic_inc_return_relaxed(v); } -static inline long +static __always_inline long atomic_long_fetch_inc(atomic_long_t *v) { return atomic_fetch_inc(v); } -static inline long +static __always_inline long atomic_long_fetch_inc_acquire(atomic_long_t *v) { return atomic_fetch_inc_acquire(v); } -static inline long +static __always_inline long atomic_long_fetch_inc_release(atomic_long_t *v) { return atomic_fetch_inc_release(v); } -static inline long +static __always_inline long atomic_long_fetch_inc_relaxed(atomic_long_t *v) { return atomic_fetch_inc_relaxed(v); } -static inline void +static __always_inline void atomic_long_dec(atomic_long_t *v) { atomic_dec(v); } -static inline long +static __always_inline long atomic_long_dec_return(atomic_long_t *v) { return atomic_dec_return(v); } -static inline long +static __always_inline long atomic_long_dec_return_acquire(atomic_long_t *v) { return atomic_dec_return_acquire(v); } -static inline long +static __always_inline long atomic_long_dec_return_release(atomic_long_t *v) { return atomic_dec_return_release(v); } -static inline long +static __always_inline long atomic_long_dec_return_relaxed(atomic_long_t *v) { return atomic_dec_return_relaxed(v); } -static inline long +static __always_inline long atomic_long_fetch_dec(atomic_long_t *v) { return atomic_fetch_dec(v); } -static inline long +static __always_inline long atomic_long_fetch_dec_acquire(atomic_long_t *v) { return atomic_fetch_dec_acquire(v); } -static inline long +static __always_inline long atomic_long_fetch_dec_release(atomic_long_t *v) { return atomic_fetch_dec_release(v); } -static inline long +static __always_inline long atomic_long_fetch_dec_relaxed(atomic_long_t *v) { return atomic_fetch_dec_relaxed(v); } -static inline void +static __always_inline void atomic_long_and(long i, atomic_long_t *v) { atomic_and(i, v); } -static inline long +static __always_inline long atomic_long_fetch_and(long i, atomic_long_t *v) { return atomic_fetch_and(i, v); } -static inline long +static __always_inline long atomic_long_fetch_and_acquire(long i, atomic_long_t *v) { return atomic_fetch_and_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_and_release(long i, atomic_long_t *v) { return atomic_fetch_and_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_and_relaxed(long i, atomic_long_t *v) { return atomic_fetch_and_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_andnot(long i, atomic_long_t *v) { atomic_andnot(i, v); } -static inline long +static __always_inline long atomic_long_fetch_andnot(long i, atomic_long_t *v) { return atomic_fetch_andnot(i, v); } -static inline long +static __always_inline long atomic_long_fetch_andnot_acquire(long i, atomic_long_t *v) { return atomic_fetch_andnot_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_andnot_release(long i, atomic_long_t *v) { return atomic_fetch_andnot_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_andnot_relaxed(long i, atomic_long_t *v) { return atomic_fetch_andnot_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_or(long i, atomic_long_t *v) { atomic_or(i, v); } -static inline long +static __always_inline long atomic_long_fetch_or(long i, atomic_long_t *v) { return atomic_fetch_or(i, v); } -static inline long +static __always_inline long atomic_long_fetch_or_acquire(long i, atomic_long_t *v) { return atomic_fetch_or_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_or_release(long i, atomic_long_t *v) { return atomic_fetch_or_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_or_relaxed(long i, atomic_long_t *v) { return atomic_fetch_or_relaxed(i, v); } -static inline void +static __always_inline void atomic_long_xor(long i, atomic_long_t *v) { atomic_xor(i, v); } -static inline long +static __always_inline long atomic_long_fetch_xor(long i, atomic_long_t *v) { return atomic_fetch_xor(i, v); } -static inline long +static __always_inline long atomic_long_fetch_xor_acquire(long i, atomic_long_t *v) { return atomic_fetch_xor_acquire(i, v); } -static inline long +static __always_inline long atomic_long_fetch_xor_release(long i, atomic_long_t *v) { return atomic_fetch_xor_release(i, v); } -static inline long +static __always_inline long atomic_long_fetch_xor_relaxed(long i, atomic_long_t *v) { return atomic_fetch_xor_relaxed(i, v); } -static inline long +static __always_inline long atomic_long_xchg(atomic_long_t *v, long i) { return atomic_xchg(v, i); } -static inline long +static __always_inline long atomic_long_xchg_acquire(atomic_long_t *v, long i) { return atomic_xchg_acquire(v, i); } -static inline long +static __always_inline long atomic_long_xchg_release(atomic_long_t *v, long i) { return atomic_xchg_release(v, i); } -static inline long +static __always_inline long atomic_long_xchg_relaxed(atomic_long_t *v, long i) { return atomic_xchg_relaxed(v, i); } -static inline long +static __always_inline long atomic_long_cmpxchg(atomic_long_t *v, long old, long new) { return atomic_cmpxchg(v, old, new); } -static inline long +static __always_inline long atomic_long_cmpxchg_acquire(atomic_long_t *v, long old, long new) { return atomic_cmpxchg_acquire(v, old, new); } -static inline long +static __always_inline long atomic_long_cmpxchg_release(atomic_long_t *v, long old, long new) { return atomic_cmpxchg_release(v, old, new); } -static inline long +static __always_inline long atomic_long_cmpxchg_relaxed(atomic_long_t *v, long old, long new) { return atomic_cmpxchg_relaxed(v, old, new); } -static inline bool +static __always_inline bool atomic_long_try_cmpxchg(atomic_long_t *v, long *old, long new) { return atomic_try_cmpxchg(v, (int *)old, new); } -static inline bool +static __always_inline bool atomic_long_try_cmpxchg_acquire(atomic_long_t *v, long *old, long new) { return atomic_try_cmpxchg_acquire(v, (int *)old, new); } -static inline bool +static __always_inline bool atomic_long_try_cmpxchg_release(atomic_long_t *v, long *old, long new) { return atomic_try_cmpxchg_release(v, (int *)old, new); } -static inline bool +static __always_inline bool atomic_long_try_cmpxchg_relaxed(atomic_long_t *v, long *old, long new) { return atomic_try_cmpxchg_relaxed(v, (int *)old, new); } -static inline bool +static __always_inline bool atomic_long_sub_and_test(long i, atomic_long_t *v) { return atomic_sub_and_test(i, v); } -static inline bool +static __always_inline bool atomic_long_dec_and_test(atomic_long_t *v) { return atomic_dec_and_test(v); } -static inline bool +static __always_inline bool atomic_long_inc_and_test(atomic_long_t *v) { return atomic_inc_and_test(v); } -static inline bool +static __always_inline bool atomic_long_add_negative(long i, atomic_long_t *v) { return atomic_add_negative(i, v); } -static inline long +static __always_inline long atomic_long_fetch_add_unless(atomic_long_t *v, long a, long u) { return atomic_fetch_add_unless(v, a, u); } -static inline bool +static __always_inline bool atomic_long_add_unless(atomic_long_t *v, long a, long u) { return atomic_add_unless(v, a, u); } -static inline bool +static __always_inline bool atomic_long_inc_not_zero(atomic_long_t *v) { return atomic_inc_not_zero(v); } -static inline bool +static __always_inline bool atomic_long_inc_unless_negative(atomic_long_t *v) { return atomic_inc_unless_negative(v); } -static inline bool +static __always_inline bool atomic_long_dec_unless_positive(atomic_long_t *v) { return atomic_dec_unless_positive(v); } -static inline long +static __always_inline long atomic_long_dec_if_positive(atomic_long_t *v) { return atomic_dec_if_positive(v); @@ -1010,4 +1011,4 @@ atomic_long_dec_if_positive(atomic_long_t *v) #endif /* CONFIG_64BIT */ #endif /* _ASM_GENERIC_ATOMIC_LONG_H */ -// 77558968132ce4f911ad53f6f52ce423006f6268 +// a624200981f552b2c6be4f32fe44da8289f30d87 diff --git a/include/asm-generic/bitops/instrumented-atomic.h b/include/asm-generic/bitops/instrumented-atomic.h index 18ce3c9e8eec..fb2cb33a4013 100644 --- a/include/asm-generic/bitops/instrumented-atomic.h +++ b/include/asm-generic/bitops/instrumented-atomic.h @@ -11,7 +11,7 @@ #ifndef _ASM_GENERIC_BITOPS_INSTRUMENTED_ATOMIC_H #define _ASM_GENERIC_BITOPS_INSTRUMENTED_ATOMIC_H -#include <linux/kasan-checks.h> +#include <linux/instrumented.h> /** * set_bit - Atomically set a bit in memory @@ -25,7 +25,7 @@ */ static inline void set_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); arch_set_bit(nr, addr); } @@ -38,7 +38,7 @@ static inline void set_bit(long nr, volatile unsigned long *addr) */ static inline void clear_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); arch_clear_bit(nr, addr); } @@ -54,7 +54,7 @@ static inline void clear_bit(long nr, volatile unsigned long *addr) */ static inline void change_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); arch_change_bit(nr, addr); } @@ -67,7 +67,7 @@ static inline void change_bit(long nr, volatile unsigned long *addr) */ static inline bool test_and_set_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); return arch_test_and_set_bit(nr, addr); } @@ -80,7 +80,7 @@ static inline bool test_and_set_bit(long nr, volatile unsigned long *addr) */ static inline bool test_and_clear_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); return arch_test_and_clear_bit(nr, addr); } @@ -93,7 +93,7 @@ static inline bool test_and_clear_bit(long nr, volatile unsigned long *addr) */ static inline bool test_and_change_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); return arch_test_and_change_bit(nr, addr); } diff --git a/include/asm-generic/bitops/instrumented-lock.h b/include/asm-generic/bitops/instrumented-lock.h index ec53fdeea9ec..b9bec468ae03 100644 --- a/include/asm-generic/bitops/instrumented-lock.h +++ b/include/asm-generic/bitops/instrumented-lock.h @@ -11,7 +11,7 @@ #ifndef _ASM_GENERIC_BITOPS_INSTRUMENTED_LOCK_H #define _ASM_GENERIC_BITOPS_INSTRUMENTED_LOCK_H -#include <linux/kasan-checks.h> +#include <linux/instrumented.h> /** * clear_bit_unlock - Clear a bit in memory, for unlock @@ -22,7 +22,7 @@ */ static inline void clear_bit_unlock(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); arch_clear_bit_unlock(nr, addr); } @@ -37,7 +37,7 @@ static inline void clear_bit_unlock(long nr, volatile unsigned long *addr) */ static inline void __clear_bit_unlock(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_write(addr + BIT_WORD(nr), sizeof(long)); arch___clear_bit_unlock(nr, addr); } @@ -52,7 +52,7 @@ static inline void __clear_bit_unlock(long nr, volatile unsigned long *addr) */ static inline bool test_and_set_bit_lock(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); return arch_test_and_set_bit_lock(nr, addr); } @@ -71,7 +71,7 @@ static inline bool test_and_set_bit_lock(long nr, volatile unsigned long *addr) static inline bool clear_bit_unlock_is_negative_byte(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); return arch_clear_bit_unlock_is_negative_byte(nr, addr); } /* Let everybody know we have it. */ diff --git a/include/asm-generic/bitops/instrumented-non-atomic.h b/include/asm-generic/bitops/instrumented-non-atomic.h index 95ff28d128a1..20f788a25ef9 100644 --- a/include/asm-generic/bitops/instrumented-non-atomic.h +++ b/include/asm-generic/bitops/instrumented-non-atomic.h @@ -11,7 +11,7 @@ #ifndef _ASM_GENERIC_BITOPS_INSTRUMENTED_NON_ATOMIC_H #define _ASM_GENERIC_BITOPS_INSTRUMENTED_NON_ATOMIC_H -#include <linux/kasan-checks.h> +#include <linux/instrumented.h> /** * __set_bit - Set a bit in memory @@ -24,7 +24,7 @@ */ static inline void __set_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_write(addr + BIT_WORD(nr), sizeof(long)); arch___set_bit(nr, addr); } @@ -39,7 +39,7 @@ static inline void __set_bit(long nr, volatile unsigned long *addr) */ static inline void __clear_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_write(addr + BIT_WORD(nr), sizeof(long)); arch___clear_bit(nr, addr); } @@ -54,7 +54,7 @@ static inline void __clear_bit(long nr, volatile unsigned long *addr) */ static inline void __change_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_write(addr + BIT_WORD(nr), sizeof(long)); arch___change_bit(nr, addr); } @@ -68,7 +68,7 @@ static inline void __change_bit(long nr, volatile unsigned long *addr) */ static inline bool __test_and_set_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_write(addr + BIT_WORD(nr), sizeof(long)); return arch___test_and_set_bit(nr, addr); } @@ -82,7 +82,7 @@ static inline bool __test_and_set_bit(long nr, volatile unsigned long *addr) */ static inline bool __test_and_clear_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_write(addr + BIT_WORD(nr), sizeof(long)); return arch___test_and_clear_bit(nr, addr); } @@ -96,7 +96,7 @@ static inline bool __test_and_clear_bit(long nr, volatile unsigned long *addr) */ static inline bool __test_and_change_bit(long nr, volatile unsigned long *addr) { - kasan_check_write(addr + BIT_WORD(nr), sizeof(long)); + instrument_write(addr + BIT_WORD(nr), sizeof(long)); return arch___test_and_change_bit(nr, addr); } @@ -107,7 +107,7 @@ static inline bool __test_and_change_bit(long nr, volatile unsigned long *addr) */ static inline bool test_bit(long nr, const volatile unsigned long *addr) { - kasan_check_read(addr + BIT_WORD(nr), sizeof(long)); + instrument_atomic_read(addr + BIT_WORD(nr), sizeof(long)); return arch_test_bit(nr, addr); } diff --git a/include/dt-bindings/mailbox/qcom-ipcc.h b/include/dt-bindings/mailbox/qcom-ipcc.h new file mode 100644 index 000000000000..4c23eefed5f3 --- /dev/null +++ b/include/dt-bindings/mailbox/qcom-ipcc.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ +/* + * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + */ + +#ifndef __DT_BINDINGS_MAILBOX_IPCC_H +#define __DT_BINDINGS_MAILBOX_IPCC_H + +/* Signal IDs for MPROC protocol */ +#define IPCC_MPROC_SIGNAL_GLINK_QMP 0 +#define IPCC_MPROC_SIGNAL_SMP2P 2 +#define IPCC_MPROC_SIGNAL_PING 3 + +/* Client IDs */ +#define IPCC_CLIENT_AOP 0 +#define IPCC_CLIENT_TZ 1 +#define IPCC_CLIENT_MPSS 2 +#define IPCC_CLIENT_LPASS 3 +#define IPCC_CLIENT_SLPI 4 +#define IPCC_CLIENT_SDC 5 +#define IPCC_CLIENT_CDSP 6 +#define IPCC_CLIENT_NPU 7 +#define IPCC_CLIENT_APSS 8 +#define IPCC_CLIENT_GPU 9 +#define IPCC_CLIENT_CVP 10 +#define IPCC_CLIENT_CAM 11 +#define IPCC_CLIENT_VPU 12 +#define IPCC_CLIENT_PCIE0 13 +#define IPCC_CLIENT_PCIE1 14 +#define IPCC_CLIENT_PCIE2 15 +#define IPCC_CLIENT_SPSS 16 + +#endif diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h index 790c0c6b8552..ee37256ec8bd 100644 --- a/include/linux/compiler-clang.h +++ b/include/linux/compiler-clang.h @@ -16,7 +16,7 @@ #define KASAN_ABI_VERSION 5 #if __has_feature(address_sanitizer) || __has_feature(hwaddress_sanitizer) -/* emulate gcc's __SANITIZE_ADDRESS__ flag */ +/* Emulate GCC's __SANITIZE_ADDRESS__ flag */ #define __SANITIZE_ADDRESS__ #define __no_sanitize_address \ __attribute__((no_sanitize("address", "hwaddress"))) @@ -24,6 +24,15 @@ #define __no_sanitize_address #endif +#if __has_feature(thread_sanitizer) +/* emulate gcc's __SANITIZE_THREAD__ flag */ +#define __SANITIZE_THREAD__ +#define __no_sanitize_thread \ + __attribute__((no_sanitize("thread"))) +#else +#define __no_sanitize_thread +#endif + /* * Not all versions of clang implement the the type-generic versions * of the builtin overflow checkers. Fortunately, clang implements diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index e2f725273261..7dd4e0349ef3 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -144,6 +144,12 @@ #define __no_sanitize_address #endif +#if defined(__SANITIZE_THREAD__) && __has_attribute(__no_sanitize_thread__) +#define __no_sanitize_thread __attribute__((no_sanitize_thread)) +#else +#define __no_sanitize_thread +#endif + #if GCC_VERSION >= 50100 #define COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW 1 #endif diff --git a/include/linux/compiler.h b/include/linux/compiler.h index 33d3a2e5abab..30827f82ad62 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -250,6 +250,27 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, */ #include <asm/barrier.h> #include <linux/kasan-checks.h> +#include <linux/kcsan-checks.h> + +/** + * data_race - mark an expression as containing intentional data races + * + * This data_race() macro is useful for situations in which data races + * should be forgiven. One example is diagnostic code that accesses + * shared variables but is not a part of the core synchronization design. + * + * This macro *does not* affect normal code generation, but is a hint + * to tooling that data races here are to be ignored. + */ +#define data_race(expr) \ +({ \ + __unqual_scalar_typeof(({ expr; })) __v = ({ \ + __kcsan_disable_current(); \ + expr; \ + }); \ + __kcsan_enable_current(); \ + __v; \ +}) /* * Use __READ_ONCE() instead of READ_ONCE() if you do not require any @@ -271,30 +292,18 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, __READ_ONCE_SCALAR(x); \ }) -#define __WRITE_ONCE(x, val) \ -do { \ - *(volatile typeof(x) *)&(x) = (val); \ +#define __WRITE_ONCE(x, val) \ +do { \ + *(volatile typeof(x) *)&(x) = (val); \ } while (0) -#define WRITE_ONCE(x, val) \ -do { \ - compiletime_assert_rwonce_type(x); \ - __WRITE_ONCE(x, val); \ +#define WRITE_ONCE(x, val) \ +do { \ + compiletime_assert_rwonce_type(x); \ + __WRITE_ONCE(x, val); \ } while (0) -#ifdef CONFIG_KASAN -/* - * We can't declare function 'inline' because __no_sanitize_address conflicts - * with inlining. Attempt to inline it may cause a build failure. - * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67368 - * '__maybe_unused' allows us to avoid defined-but-not-used warnings. - */ -# define __no_kasan_or_inline __no_sanitize_address notrace __maybe_unused -#else -# define __no_kasan_or_inline __always_inline -#endif - -static __no_kasan_or_inline +static __no_sanitize_or_inline unsigned long __read_once_word_nocheck(const void *addr) { return __READ_ONCE(*(unsigned long *)addr); @@ -302,8 +311,8 @@ unsigned long __read_once_word_nocheck(const void *addr) /* * Use READ_ONCE_NOCHECK() instead of READ_ONCE() if you need to load a - * word from memory atomically but without telling KASAN. This is usually - * used by unwinding code when walking the stack of a running process. + * word from memory atomically but without telling KASAN/KCSAN. This is + * usually used by unwinding code when walking the stack of a running process. */ #define READ_ONCE_NOCHECK(x) \ ({ \ diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h index d4e1956f903f..21aed0981edf 100644 --- a/include/linux/compiler_types.h +++ b/include/linux/compiler_types.h @@ -171,6 +171,38 @@ struct ftrace_likely_data { */ #define noinline_for_stack noinline +/* + * Sanitizer helper attributes: Because using __always_inline and + * __no_sanitize_* conflict, provide helper attributes that will either expand + * to __no_sanitize_* in compilation units where instrumentation is enabled + * (__SANITIZE_*__), or __always_inline in compilation units without + * instrumentation (__SANITIZE_*__ undefined). + */ +#ifdef __SANITIZE_ADDRESS__ +/* + * We can't declare function 'inline' because __no_sanitize_address conflicts + * with inlining. Attempt to inline it may cause a build failure. + * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67368 + * '__maybe_unused' allows us to avoid defined-but-not-used warnings. + */ +# define __no_kasan_or_inline __no_sanitize_address notrace __maybe_unused +# define __no_sanitize_or_inline __no_kasan_or_inline +#else +# define __no_kasan_or_inline __always_inline +#endif + +#define __no_kcsan __no_sanitize_thread +#ifdef __SANITIZE_THREAD__ +# define __no_kcsan_or_inline __no_kcsan notrace __maybe_unused +# define __no_sanitize_or_inline __no_kcsan_or_inline +#else +# define __no_kcsan_or_inline __always_inline +#endif + +#ifndef __no_sanitize_or_inline +#define __no_sanitize_or_inline __always_inline +#endif + #endif /* __KERNEL__ */ #endif /* __ASSEMBLY__ */ diff --git a/include/linux/cpu_cooling.h b/include/linux/cpu_cooling.h index 65501d8f9778..a3bdc8a98f2c 100644 --- a/include/linux/cpu_cooling.h +++ b/include/linux/cpu_cooling.h @@ -63,18 +63,10 @@ of_cpufreq_cooling_register(struct cpufreq_policy *policy) struct cpuidle_driver; #ifdef CONFIG_CPU_IDLE_THERMAL -int cpuidle_cooling_register(struct cpuidle_driver *drv); -int cpuidle_of_cooling_register(struct device_node *np, - struct cpuidle_driver *drv); +void cpuidle_cooling_register(struct cpuidle_driver *drv); #else /* CONFIG_CPU_IDLE_THERMAL */ -static inline int cpuidle_cooling_register(struct cpuidle_driver *drv) +static inline void cpuidle_cooling_register(struct cpuidle_driver *drv) { - return 0; -} -static inline int cpuidle_of_cooling_register(struct device_node *np, - struct cpuidle_driver *drv) -{ - return 0; } #endif /* CONFIG_CPU_IDLE_THERMAL */ diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index 8377afef8806..191772d4a4d7 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -102,6 +102,7 @@ enum cpuhp_state { CPUHP_AP_IRQ_ARMADA_XP_STARTING, CPUHP_AP_IRQ_BCM2836_STARTING, CPUHP_AP_IRQ_MIPS_GIC_STARTING, + CPUHP_AP_IRQ_RISCV_STARTING, CPUHP_AP_IRQ_SIFIVE_PLIC_STARTING, CPUHP_AP_ARM_MVEBU_COHERENCY, CPUHP_AP_MICROCODE_LOADER, diff --git a/include/linux/fs.h b/include/linux/fs.h index 19ef6c88c152..8e1f8f93108f 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1048,6 +1048,7 @@ struct lock_manager_operations { bool (*lm_break)(struct file_lock *); int (*lm_change)(struct file_lock *, int, struct list_head *); void (*lm_setup)(struct file_lock *, void **); + bool (*lm_breaker_owns_lease)(struct file_lock *); }; struct lock_manager { diff --git a/include/linux/idle_inject.h b/include/linux/idle_inject.h index a445cd1a36c5..91a8612b8bf9 100644 --- a/include/linux/idle_inject.h +++ b/include/linux/idle_inject.h @@ -26,4 +26,8 @@ void idle_inject_set_duration(struct idle_inject_device *ii_dev, void idle_inject_get_duration(struct idle_inject_device *ii_dev, unsigned int *run_duration_us, unsigned int *idle_duration_us); + +void idle_inject_set_latency(struct idle_inject_device *ii_dev, + unsigned int latency_ns); + #endif /* __IDLE_INJECT_H__ */ diff --git a/include/linux/instrumented.h b/include/linux/instrumented.h new file mode 100644 index 000000000000..43e6ea591975 --- /dev/null +++ b/include/linux/instrumented.h @@ -0,0 +1,109 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +/* + * This header provides generic wrappers for memory access instrumentation that + * the compiler cannot emit for: KASAN, KCSAN. + */ +#ifndef _LINUX_INSTRUMENTED_H +#define _LINUX_INSTRUMENTED_H + +#include <linux/compiler.h> +#include <linux/kasan-checks.h> +#include <linux/kcsan-checks.h> +#include <linux/types.h> + +/** + * instrument_read - instrument regular read access + * + * Instrument a regular read access. The instrumentation should be inserted + * before the actual read happens. + * + * @ptr address of access + * @size size of access + */ +static __always_inline void instrument_read(const volatile void *v, size_t size) +{ + kasan_check_read(v, size); + kcsan_check_read(v, size); +} + +/** + * instrument_write - instrument regular write access + * + * Instrument a regular write access. The instrumentation should be inserted + * before the actual write happens. + * + * @ptr address of access + * @size size of access + */ +static __always_inline void instrument_write(const volatile void *v, size_t size) +{ + kasan_check_write(v, size); + kcsan_check_write(v, size); +} + +/** + * instrument_atomic_read - instrument atomic read access + * + * Instrument an atomic read access. The instrumentation should be inserted + * before the actual read happens. + * + * @ptr address of access + * @size size of access + */ +static __always_inline void instrument_atomic_read(const volatile void *v, size_t size) +{ + kasan_check_read(v, size); + kcsan_check_atomic_read(v, size); +} + +/** + * instrument_atomic_write - instrument atomic write access + * + * Instrument an atomic write access. The instrumentation should be inserted + * before the actual write happens. + * + * @ptr address of access + * @size size of access + */ +static __always_inline void instrument_atomic_write(const volatile void *v, size_t size) +{ + kasan_check_write(v, size); + kcsan_check_atomic_write(v, size); +} + +/** + * instrument_copy_to_user - instrument reads of copy_to_user + * + * Instrument reads from kernel memory, that are due to copy_to_user (and + * variants). The instrumentation must be inserted before the accesses. + * + * @to destination address + * @from source address + * @n number of bytes to copy + */ +static __always_inline void +instrument_copy_to_user(void __user *to, const void *from, unsigned long n) +{ + kasan_check_read(from, n); + kcsan_check_read(from, n); +} + +/** + * instrument_copy_from_user - instrument writes of copy_from_user + * + * Instrument writes to kernel memory, that are due to copy_from_user (and + * variants). The instrumentation should be inserted before the accesses. + * + * @to destination address + * @from source address + * @n number of bytes to copy + */ +static __always_inline void +instrument_copy_from_user(const void *to, const void __user *from, unsigned long n) +{ + kasan_check_write(to, n); + kcsan_check_write(to, n); +} + +#endif /* _LINUX_INSTRUMENTED_H */ diff --git a/include/linux/kcsan-checks.h b/include/linux/kcsan-checks.h new file mode 100644 index 000000000000..7b0b9c44f5f3 --- /dev/null +++ b/include/linux/kcsan-checks.h @@ -0,0 +1,430 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _LINUX_KCSAN_CHECKS_H +#define _LINUX_KCSAN_CHECKS_H + +/* Note: Only include what is already included by compiler.h. */ +#include <linux/compiler_attributes.h> +#include <linux/types.h> + +/* + * ACCESS TYPE MODIFIERS + * + * <none>: normal read access; + * WRITE : write access; + * ATOMIC: access is atomic; + * ASSERT: access is not a regular access, but an assertion; + * SCOPED: access is a scoped access; + */ +#define KCSAN_ACCESS_WRITE 0x1 +#define KCSAN_ACCESS_ATOMIC 0x2 +#define KCSAN_ACCESS_ASSERT 0x4 +#define KCSAN_ACCESS_SCOPED 0x8 + +/* + * __kcsan_*: Always calls into the runtime when KCSAN is enabled. This may be used + * even in compilation units that selectively disable KCSAN, but must use KCSAN + * to validate access to an address. Never use these in header files! + */ +#ifdef CONFIG_KCSAN +/** + * __kcsan_check_access - check generic access for races + * + * @ptr: address of access + * @size: size of access + * @type: access type modifier + */ +void __kcsan_check_access(const volatile void *ptr, size_t size, int type); + +/** + * kcsan_disable_current - disable KCSAN for the current context + * + * Supports nesting. + */ +void kcsan_disable_current(void); + +/** + * kcsan_enable_current - re-enable KCSAN for the current context + * + * Supports nesting. + */ +void kcsan_enable_current(void); +void kcsan_enable_current_nowarn(void); /* Safe in uaccess regions. */ + +/** + * kcsan_nestable_atomic_begin - begin nestable atomic region + * + * Accesses within the atomic region may appear to race with other accesses but + * should be considered atomic. + */ +void kcsan_nestable_atomic_begin(void); + +/** + * kcsan_nestable_atomic_end - end nestable atomic region + */ +void kcsan_nestable_atomic_end(void); + +/** + * kcsan_flat_atomic_begin - begin flat atomic region + * + * Accesses within the atomic region may appear to race with other accesses but + * should be considered atomic. + */ +void kcsan_flat_atomic_begin(void); + +/** + * kcsan_flat_atomic_end - end flat atomic region + */ +void kcsan_flat_atomic_end(void); + +/** + * kcsan_atomic_next - consider following accesses as atomic + * + * Force treating the next n memory accesses for the current context as atomic + * operations. + * + * @n: number of following memory accesses to treat as atomic. + */ +void kcsan_atomic_next(int n); + +/** + * kcsan_set_access_mask - set access mask + * + * Set the access mask for all accesses for the current context if non-zero. + * Only value changes to bits set in the mask will be reported. + * + * @mask: bitmask + */ +void kcsan_set_access_mask(unsigned long mask); + +/* Scoped access information. */ +struct kcsan_scoped_access { + struct list_head list; + const volatile void *ptr; + size_t size; + int type; +}; +/* + * Automatically call kcsan_end_scoped_access() when kcsan_scoped_access goes + * out of scope; relies on attribute "cleanup", which is supported by all + * compilers that support KCSAN. + */ +#define __kcsan_cleanup_scoped \ + __maybe_unused __attribute__((__cleanup__(kcsan_end_scoped_access))) + +/** + * kcsan_begin_scoped_access - begin scoped access + * + * Begin scoped access and initialize @sa, which will cause KCSAN to + * continuously check the memory range in the current thread until + * kcsan_end_scoped_access() is called for @sa. + * + * Scoped accesses are implemented by appending @sa to an internal list for the + * current execution context, and then checked on every call into the KCSAN + * runtime. + * + * @ptr: address of access + * @size: size of access + * @type: access type modifier + * @sa: struct kcsan_scoped_access to use for the scope of the access + */ +struct kcsan_scoped_access * +kcsan_begin_scoped_access(const volatile void *ptr, size_t size, int type, + struct kcsan_scoped_access *sa); + +/** + * kcsan_end_scoped_access - end scoped access + * + * End a scoped access, which will stop KCSAN checking the memory range. + * Requires that kcsan_begin_scoped_access() was previously called once for @sa. + * + * @sa: a previously initialized struct kcsan_scoped_access + */ +void kcsan_end_scoped_access(struct kcsan_scoped_access *sa); + + +#else /* CONFIG_KCSAN */ + +static inline void __kcsan_check_access(const volatile void *ptr, size_t size, + int type) { } + +static inline void kcsan_disable_current(void) { } +static inline void kcsan_enable_current(void) { } +static inline void kcsan_enable_current_nowarn(void) { } +static inline void kcsan_nestable_atomic_begin(void) { } +static inline void kcsan_nestable_atomic_end(void) { } +static inline void kcsan_flat_atomic_begin(void) { } +static inline void kcsan_flat_atomic_end(void) { } +static inline void kcsan_atomic_next(int n) { } +static inline void kcsan_set_access_mask(unsigned long mask) { } + +struct kcsan_scoped_access { }; +#define __kcsan_cleanup_scoped __maybe_unused +static inline struct kcsan_scoped_access * +kcsan_begin_scoped_access(const volatile void *ptr, size_t size, int type, + struct kcsan_scoped_access *sa) { return sa; } +static inline void kcsan_end_scoped_access(struct kcsan_scoped_access *sa) { } + +#endif /* CONFIG_KCSAN */ + +#ifdef __SANITIZE_THREAD__ +/* + * Only calls into the runtime when the particular compilation unit has KCSAN + * instrumentation enabled. May be used in header files. + */ +#define kcsan_check_access __kcsan_check_access + +/* + * Only use these to disable KCSAN for accesses in the current compilation unit; + * calls into libraries may still perform KCSAN checks. + */ +#define __kcsan_disable_current kcsan_disable_current +#define __kcsan_enable_current kcsan_enable_current_nowarn +#else +static inline void kcsan_check_access(const volatile void *ptr, size_t size, + int type) { } +static inline void __kcsan_enable_current(void) { } +static inline void __kcsan_disable_current(void) { } +#endif + +/** + * __kcsan_check_read - check regular read access for races + * + * @ptr: address of access + * @size: size of access + */ +#define __kcsan_check_read(ptr, size) __kcsan_check_access(ptr, size, 0) + +/** + * __kcsan_check_write - check regular write access for races + * + * @ptr: address of access + * @size: size of access + */ +#define __kcsan_check_write(ptr, size) \ + __kcsan_check_access(ptr, size, KCSAN_ACCESS_WRITE) + +/** + * kcsan_check_read - check regular read access for races + * + * @ptr: address of access + * @size: size of access + */ +#define kcsan_check_read(ptr, size) kcsan_check_access(ptr, size, 0) + +/** + * kcsan_check_write - check regular write access for races + * + * @ptr: address of access + * @size: size of access + */ +#define kcsan_check_write(ptr, size) \ + kcsan_check_access(ptr, size, KCSAN_ACCESS_WRITE) + +/* + * Check for atomic accesses: if atomic accesses are not ignored, this simply + * aliases to kcsan_check_access(), otherwise becomes a no-op. + */ +#ifdef CONFIG_KCSAN_IGNORE_ATOMICS +#define kcsan_check_atomic_read(...) do { } while (0) +#define kcsan_check_atomic_write(...) do { } while (0) +#else +#define kcsan_check_atomic_read(ptr, size) \ + kcsan_check_access(ptr, size, KCSAN_ACCESS_ATOMIC) +#define kcsan_check_atomic_write(ptr, size) \ + kcsan_check_access(ptr, size, KCSAN_ACCESS_ATOMIC | KCSAN_ACCESS_WRITE) +#endif + +/** + * ASSERT_EXCLUSIVE_WRITER - assert no concurrent writes to @var + * + * Assert that there are no concurrent writes to @var; other readers are + * allowed. This assertion can be used to specify properties of concurrent code, + * where violation cannot be detected as a normal data race. + * + * For example, if we only have a single writer, but multiple concurrent + * readers, to avoid data races, all these accesses must be marked; even + * concurrent marked writes racing with the single writer are bugs. + * Unfortunately, due to being marked, they are no longer data races. For cases + * like these, we can use the macro as follows: + * + * .. code-block:: c + * + * void writer(void) { + * spin_lock(&update_foo_lock); + * ASSERT_EXCLUSIVE_WRITER(shared_foo); + * WRITE_ONCE(shared_foo, ...); + * spin_unlock(&update_foo_lock); + * } + * void reader(void) { + * // update_foo_lock does not need to be held! + * ... = READ_ONCE(shared_foo); + * } + * + * Note: ASSERT_EXCLUSIVE_WRITER_SCOPED(), if applicable, performs more thorough + * checking if a clear scope where no concurrent writes are expected exists. + * + * @var: variable to assert on + */ +#define ASSERT_EXCLUSIVE_WRITER(var) \ + __kcsan_check_access(&(var), sizeof(var), KCSAN_ACCESS_ASSERT) + +/* + * Helper macros for implementation of for ASSERT_EXCLUSIVE_*_SCOPED(). @id is + * expected to be unique for the scope in which instances of kcsan_scoped_access + * are declared. + */ +#define __kcsan_scoped_name(c, suffix) __kcsan_scoped_##c##suffix +#define __ASSERT_EXCLUSIVE_SCOPED(var, type, id) \ + struct kcsan_scoped_access __kcsan_scoped_name(id, _) \ + __kcsan_cleanup_scoped; \ + struct kcsan_scoped_access *__kcsan_scoped_name(id, _dummy_p) \ + __maybe_unused = kcsan_begin_scoped_access( \ + &(var), sizeof(var), KCSAN_ACCESS_SCOPED | (type), \ + &__kcsan_scoped_name(id, _)) + +/** + * ASSERT_EXCLUSIVE_WRITER_SCOPED - assert no concurrent writes to @var in scope + * + * Scoped variant of ASSERT_EXCLUSIVE_WRITER(). + * + * Assert that there are no concurrent writes to @var for the duration of the + * scope in which it is introduced. This provides a better way to fully cover + * the enclosing scope, compared to multiple ASSERT_EXCLUSIVE_WRITER(), and + * increases the likelihood for KCSAN to detect racing accesses. + * + * For example, it allows finding race-condition bugs that only occur due to + * state changes within the scope itself: + * + * .. code-block:: c + * + * void writer(void) { + * spin_lock(&update_foo_lock); + * { + * ASSERT_EXCLUSIVE_WRITER_SCOPED(shared_foo); + * WRITE_ONCE(shared_foo, 42); + * ... + * // shared_foo should still be 42 here! + * } + * spin_unlock(&update_foo_lock); + * } + * void buggy(void) { + * if (READ_ONCE(shared_foo) == 42) + * WRITE_ONCE(shared_foo, 1); // bug! + * } + * + * @var: variable to assert on + */ +#define ASSERT_EXCLUSIVE_WRITER_SCOPED(var) \ + __ASSERT_EXCLUSIVE_SCOPED(var, KCSAN_ACCESS_ASSERT, __COUNTER__) + +/** + * ASSERT_EXCLUSIVE_ACCESS - assert no concurrent accesses to @var + * + * Assert that there are no concurrent accesses to @var (no readers nor + * writers). This assertion can be used to specify properties of concurrent + * code, where violation cannot be detected as a normal data race. + * + * For example, where exclusive access is expected after determining no other + * users of an object are left, but the object is not actually freed. We can + * check that this property actually holds as follows: + * + * .. code-block:: c + * + * if (refcount_dec_and_test(&obj->refcnt)) { + * ASSERT_EXCLUSIVE_ACCESS(*obj); + * do_some_cleanup(obj); + * release_for_reuse(obj); + * } + * + * Note: ASSERT_EXCLUSIVE_ACCESS_SCOPED(), if applicable, performs more thorough + * checking if a clear scope where no concurrent accesses are expected exists. + * + * Note: For cases where the object is freed, `KASAN <kasan.html>`_ is a better + * fit to detect use-after-free bugs. + * + * @var: variable to assert on + */ +#define ASSERT_EXCLUSIVE_ACCESS(var) \ + __kcsan_check_access(&(var), sizeof(var), KCSAN_ACCESS_WRITE | KCSAN_ACCESS_ASSERT) + +/** + * ASSERT_EXCLUSIVE_ACCESS_SCOPED - assert no concurrent accesses to @var in scope + * + * Scoped variant of ASSERT_EXCLUSIVE_ACCESS(). + * + * Assert that there are no concurrent accesses to @var (no readers nor writers) + * for the entire duration of the scope in which it is introduced. This provides + * a better way to fully cover the enclosing scope, compared to multiple + * ASSERT_EXCLUSIVE_ACCESS(), and increases the likelihood for KCSAN to detect + * racing accesses. + * + * @var: variable to assert on + */ +#define ASSERT_EXCLUSIVE_ACCESS_SCOPED(var) \ + __ASSERT_EXCLUSIVE_SCOPED(var, KCSAN_ACCESS_WRITE | KCSAN_ACCESS_ASSERT, __COUNTER__) + +/** + * ASSERT_EXCLUSIVE_BITS - assert no concurrent writes to subset of bits in @var + * + * Bit-granular variant of ASSERT_EXCLUSIVE_WRITER(). + * + * Assert that there are no concurrent writes to a subset of bits in @var; + * concurrent readers are permitted. This assertion captures more detailed + * bit-level properties, compared to the other (word granularity) assertions. + * Only the bits set in @mask are checked for concurrent modifications, while + * ignoring the remaining bits, i.e. concurrent writes (or reads) to ~mask bits + * are ignored. + * + * Use this for variables, where some bits must not be modified concurrently, + * yet other bits are expected to be modified concurrently. + * + * For example, variables where, after initialization, some bits are read-only, + * but other bits may still be modified concurrently. A reader may wish to + * assert that this is true as follows: + * + * .. code-block:: c + * + * ASSERT_EXCLUSIVE_BITS(flags, READ_ONLY_MASK); + * foo = (READ_ONCE(flags) & READ_ONLY_MASK) >> READ_ONLY_SHIFT; + * + * Note: The access that immediately follows ASSERT_EXCLUSIVE_BITS() is assumed + * to access the masked bits only, and KCSAN optimistically assumes it is + * therefore safe, even in the presence of data races, and marking it with + * READ_ONCE() is optional from KCSAN's point-of-view. We caution, however, that + * it may still be advisable to do so, since we cannot reason about all compiler + * optimizations when it comes to bit manipulations (on the reader and writer + * side). If you are sure nothing can go wrong, we can write the above simply + * as: + * + * .. code-block:: c + * + * ASSERT_EXCLUSIVE_BITS(flags, READ_ONLY_MASK); + * foo = (flags & READ_ONLY_MASK) >> READ_ONLY_SHIFT; + * + * Another example, where this may be used, is when certain bits of @var may + * only be modified when holding the appropriate lock, but other bits may still + * be modified concurrently. Writers, where other bits may change concurrently, + * could use the assertion as follows: + * + * .. code-block:: c + * + * spin_lock(&foo_lock); + * ASSERT_EXCLUSIVE_BITS(flags, FOO_MASK); + * old_flags = flags; + * new_flags = (old_flags & ~FOO_MASK) | (new_foo << FOO_SHIFT); + * if (cmpxchg(&flags, old_flags, new_flags) != old_flags) { ... } + * spin_unlock(&foo_lock); + * + * @var: variable to assert on + * @mask: only check for modifications to bits set in @mask + */ +#define ASSERT_EXCLUSIVE_BITS(var, mask) \ + do { \ + kcsan_set_access_mask(mask); \ + __kcsan_check_access(&(var), sizeof(var), KCSAN_ACCESS_ASSERT);\ + kcsan_set_access_mask(0); \ + kcsan_atomic_next(1); \ + } while (0) + +#endif /* _LINUX_KCSAN_CHECKS_H */ diff --git a/include/linux/kcsan.h b/include/linux/kcsan.h new file mode 100644 index 000000000000..53340d8789f9 --- /dev/null +++ b/include/linux/kcsan.h @@ -0,0 +1,59 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _LINUX_KCSAN_H +#define _LINUX_KCSAN_H + +#include <linux/kcsan-checks.h> +#include <linux/types.h> + +#ifdef CONFIG_KCSAN + +/* + * Context for each thread of execution: for tasks, this is stored in + * task_struct, and interrupts access internal per-CPU storage. + */ +struct kcsan_ctx { + int disable_count; /* disable counter */ + int atomic_next; /* number of following atomic ops */ + + /* + * We distinguish between: (a) nestable atomic regions that may contain + * other nestable regions; and (b) flat atomic regions that do not keep + * track of nesting. Both (a) and (b) are entirely independent of each + * other, and a flat region may be started in a nestable region or + * vice-versa. + * + * This is required because, for example, in the annotations for + * seqlocks, we declare seqlock writer critical sections as (a) nestable + * atomic regions, but reader critical sections as (b) flat atomic + * regions, but have encountered cases where seqlock reader critical + * sections are contained within writer critical sections (the opposite + * may be possible, too). + * + * To support these cases, we independently track the depth of nesting + * for (a), and whether the leaf level is flat for (b). + */ + int atomic_nest_count; + bool in_flat_atomic; + + /* + * Access mask for all accesses if non-zero. + */ + unsigned long access_mask; + + /* List of scoped accesses. */ + struct list_head scoped_accesses; +}; + +/** + * kcsan_init - initialize KCSAN runtime + */ +void kcsan_init(void); + +#else /* CONFIG_KCSAN */ + +static inline void kcsan_init(void) { } + +#endif /* CONFIG_KCSAN */ + +#endif /* _LINUX_KCSAN_H */ diff --git a/include/linux/key.h b/include/linux/key.h index 6cf8e71cf8b7..0f2e24f13c2b 100644 --- a/include/linux/key.h +++ b/include/linux/key.h @@ -71,6 +71,23 @@ struct net; #define KEY_PERM_UNDEF 0xffffffff +/* + * The permissions required on a key that we're looking up. + */ +enum key_need_perm { + KEY_NEED_UNSPECIFIED, /* Needed permission unspecified */ + KEY_NEED_VIEW, /* Require permission to view attributes */ + KEY_NEED_READ, /* Require permission to read content */ + KEY_NEED_WRITE, /* Require permission to update / modify */ + KEY_NEED_SEARCH, /* Require permission to search (keyring) or find (key) */ + KEY_NEED_LINK, /* Require permission to link */ + KEY_NEED_SETATTR, /* Require permission to change attributes */ + KEY_NEED_UNLINK, /* Require permission to unlink key */ + KEY_SYSADMIN_OVERRIDE, /* Special: override by CAP_SYS_ADMIN */ + KEY_AUTHTOKEN_OVERRIDE, /* Special: override by possession of auth token */ + KEY_DEFER_PERM_CHECK, /* Special: permission check is deferred */ +}; + struct seq_file; struct user_struct; struct signal_struct; @@ -176,6 +193,9 @@ struct key { struct list_head graveyard_link; struct rb_node serial_node; }; +#ifdef CONFIG_KEY_NOTIFICATIONS + struct watch_list *watchers; /* Entities watching this key for changes */ +#endif struct rw_semaphore sem; /* change vs change sem */ struct key_user *user; /* owner of this key */ void *security; /* security data for this key */ @@ -417,20 +437,9 @@ static inline key_serial_t key_serial(const struct key *key) extern void key_set_timeout(struct key *, unsigned); extern key_ref_t lookup_user_key(key_serial_t id, unsigned long flags, - key_perm_t perm); + enum key_need_perm need_perm); extern void key_free_user_ns(struct user_namespace *); -/* - * The permissions required on a key that we're looking up. - */ -#define KEY_NEED_VIEW 0x01 /* Require permission to view attributes */ -#define KEY_NEED_READ 0x02 /* Require permission to read content */ -#define KEY_NEED_WRITE 0x04 /* Require permission to update / modify */ -#define KEY_NEED_SEARCH 0x08 /* Require permission to search (keyring) or find (key) */ -#define KEY_NEED_LINK 0x10 /* Require permission to link */ -#define KEY_NEED_SETATTR 0x20 /* Require permission to change attributes */ -#define KEY_NEED_ALL 0x3f /* All the above permissions */ - static inline short key_read_state(const struct key *key) { /* Barrier versus mark_key_instantiated(). */ diff --git a/include/linux/kthread.h b/include/linux/kthread.h index 8bbcaad7ef0f..65b81e0c494d 100644 --- a/include/linux/kthread.h +++ b/include/linux/kthread.h @@ -5,6 +5,8 @@ #include <linux/err.h> #include <linux/sched.h> +struct mm_struct; + __printf(4, 5) struct task_struct *kthread_create_on_node(int (*threadfn)(void *data), void *data, @@ -57,6 +59,7 @@ bool kthread_should_stop(void); bool kthread_should_park(void); bool __kthread_should_park(struct task_struct *k); bool kthread_freezable_should_stop(bool *was_frozen); +void *kthread_func(struct task_struct *k); void *kthread_data(struct task_struct *k); void *kthread_probe_data(struct task_struct *k); int kthread_park(struct task_struct *k); @@ -198,6 +201,9 @@ bool kthread_cancel_delayed_work_sync(struct kthread_delayed_work *work); void kthread_destroy_worker(struct kthread_worker *worker); +void kthread_use_mm(struct mm_struct *mm); +void kthread_unuse_mm(struct mm_struct *mm); + struct cgroup_subsys_state; #ifdef CONFIG_BLK_CGROUP diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index f43b59b1294c..62ec926c78a0 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -206,6 +206,7 @@ struct kvm_async_pf { unsigned long addr; struct kvm_arch_async_pf arch; bool wakeup_all; + bool notpresent_injected; }; void kvm_clear_async_pf_completion_queue(struct kvm_vcpu *vcpu); @@ -318,7 +319,6 @@ struct kvm_vcpu { bool preempted; bool ready; struct kvm_vcpu_arch arch; - struct dentry *debugfs_dentry; }; static inline int kvm_vcpu_exiting_guest_mode(struct kvm_vcpu *vcpu) @@ -888,7 +888,7 @@ void kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu); void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu); #ifdef __KVM_HAVE_ARCH_VCPU_DEBUGFS -void kvm_arch_create_vcpu_debugfs(struct kvm_vcpu *vcpu); +void kvm_arch_create_vcpu_debugfs(struct kvm_vcpu *vcpu, struct dentry *debugfs_dentry); #endif int kvm_arch_hardware_enable(void); @@ -1421,8 +1421,8 @@ static inline long kvm_arch_vcpu_async_ioctl(struct file *filp, } #endif /* CONFIG_HAVE_KVM_VCPU_ASYNC_IOCTL */ -int kvm_arch_mmu_notifier_invalidate_range(struct kvm *kvm, - unsigned long start, unsigned long end, bool blockable); +void kvm_arch_mmu_notifier_invalidate_range(struct kvm *kvm, + unsigned long start, unsigned long end); #ifdef CONFIG_HAVE_KVM_VCPU_RUN_PID_CHANGE int kvm_arch_vcpu_run_pid_change(struct kvm_vcpu *vcpu); diff --git a/include/linux/lsm_audit.h b/include/linux/lsm_audit.h index 99d629fd9944..28f23b341c1c 100644 --- a/include/linux/lsm_audit.h +++ b/include/linux/lsm_audit.h @@ -75,6 +75,7 @@ struct common_audit_data { #define LSM_AUDIT_DATA_IBPKEY 13 #define LSM_AUDIT_DATA_IBENDPORT 14 #define LSM_AUDIT_DATA_LOCKDOWN 15 +#define LSM_AUDIT_DATA_NOTIFICATION 16 union { struct path path; struct dentry *dentry; diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h index fb3ce6cec997..4a3d70baa7f1 100644 --- a/include/linux/lsm_hook_defs.h +++ b/include/linux/lsm_hook_defs.h @@ -254,6 +254,15 @@ LSM_HOOK(int, 0, inode_setsecctx, struct dentry *dentry, void *ctx, u32 ctxlen) LSM_HOOK(int, 0, inode_getsecctx, struct inode *inode, void **ctx, u32 *ctxlen) +#if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE) +LSM_HOOK(int, 0, post_notification, const struct cred *w_cred, + const struct cred *cred, struct watch_notification *n) +#endif /* CONFIG_SECURITY && CONFIG_WATCH_QUEUE */ + +#if defined(CONFIG_SECURITY) && defined(CONFIG_KEY_NOTIFICATIONS) +LSM_HOOK(int, 0, watch_key, struct key *key) +#endif /* CONFIG_SECURITY && CONFIG_KEY_NOTIFICATIONS */ + #ifdef CONFIG_SECURITY_NETWORK LSM_HOOK(int, 0, unix_stream_connect, struct sock *sock, struct sock *other, struct sock *newsk) diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h index 3e62dab77699..73d87955e26b 100644 --- a/include/linux/lsm_hooks.h +++ b/include/linux/lsm_hooks.h @@ -1445,6 +1445,20 @@ * @ctx is a pointer in which to place the allocated security context. * @ctxlen points to the place to put the length of @ctx. * + * Security hooks for the general notification queue: + * + * @post_notification: + * Check to see if a watch notification can be posted to a particular + * queue. + * @w_cred: The credentials of the whoever set the watch. + * @cred: The event-triggerer's credentials + * @n: The notification being posted + * + * @watch_key: + * Check to see if a process is allowed to watch for event notifications + * from a key or keyring. + * @key: The key to watch. + * * Security hooks for using the eBPF maps and programs functionalities through * eBPF syscalls. * diff --git a/include/linux/mmu_context.h b/include/linux/mmu_context.h index d9a543a9e1cc..c51a84132d7c 100644 --- a/include/linux/mmu_context.h +++ b/include/linux/mmu_context.h @@ -4,11 +4,6 @@ #include <asm/mmu_context.h> -struct mm_struct; - -void use_mm(struct mm_struct *mm); -void unuse_mm(struct mm_struct *mm); - /* Architectures that care about IRQ state in switch_mm can override this. */ #ifndef switch_mm_irqs_off # define switch_mm_irqs_off switch_mm diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index df1f08486d81..c4c37fd12104 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -660,9 +660,21 @@ struct deferred_split { * per-zone basis. */ typedef struct pglist_data { + /* + * node_zones contains just the zones for THIS node. Not all of the + * zones may be populated, but it is the full list. It is referenced by + * this node's node_zonelists as well as other node's node_zonelists. + */ struct zone node_zones[MAX_NR_ZONES]; + + /* + * node_zonelists contains references to all zones in all nodes. + * Generally the first zones will be references to this node's + * node_zones. + */ struct zonelist node_zonelists[MAX_ZONELISTS]; - int nr_zones; + + int nr_zones; /* number of populated zones in this node */ #ifdef CONFIG_FLAT_NODE_MEM_MAP /* means !SPARSEMEM */ struct page *node_mem_map; #ifdef CONFIG_PAGE_EXTENSION diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h index 82d8fb422092..4dba3c948932 100644 --- a/include/linux/nfs4.h +++ b/include/linux/nfs4.h @@ -38,7 +38,7 @@ struct nfs4_ace { struct nfs4_acl { uint32_t naces; - struct nfs4_ace aces[0]; + struct nfs4_ace aces[]; }; #define NFS4_MAXLABELLEN 2048 @@ -295,7 +295,7 @@ static inline bool seqid_mutating_err(u32 err) case NFS4ERR_NOFILEHANDLE: case NFS4ERR_MOVED: return false; - }; + } return true; } diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 73eda45f1cfd..6ee9119acc5d 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -230,6 +230,7 @@ struct nfs4_copy_state { #define NFS_INO_INVALID_OTHER BIT(12) /* other attrs are invalid */ #define NFS_INO_DATA_INVAL_DEFER \ BIT(13) /* Deferred cache invalidation */ +#define NFS_INO_INVALID_BLOCKS BIT(14) /* cached blocks are invalid */ #define NFS_INO_INVALID_ATTR (NFS_INO_INVALID_CHANGE \ | NFS_INO_INVALID_CTIME \ diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index e5f3e7d8d3d5..5fd0a9ef425f 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -1227,7 +1227,7 @@ struct nfs4_secinfo4 { struct nfs4_secinfo_flavors { unsigned int num_flavors; - struct nfs4_secinfo4 flavors[0]; + struct nfs4_secinfo4 flavors[]; }; struct nfs4_secinfo_arg { diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index 0c31b9461262..50afd0d0084c 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -9,6 +9,10 @@ #define PIPE_BUF_FLAG_GIFT 0x04 /* page is a gift */ #define PIPE_BUF_FLAG_PACKET 0x08 /* read() as a packet */ #define PIPE_BUF_FLAG_CAN_MERGE 0x10 /* can merge buffers */ +#define PIPE_BUF_FLAG_WHOLE 0x20 /* read() must return entire buffer or error */ +#ifdef CONFIG_WATCH_QUEUE +#define PIPE_BUF_FLAG_LOSS 0x40 /* Message loss happened after this buffer */ +#endif /** * struct pipe_buffer - a linux kernel pipe buffer @@ -34,8 +38,10 @@ struct pipe_buffer { * @wr_wait: writer wait point in case of full pipe * @head: The point of buffer production * @tail: The point of buffer consumption + * @note_loss: The next read() should insert a data-lost message * @max_usage: The maximum number of slots that may be used in the ring * @ring_size: total number of buffers (should be a power of 2) + * @nr_accounted: The amount this pipe accounts for in user->pipe_bufs * @tmp_page: cached released page * @readers: number of current readers of this pipe * @writers: number of current writers of this pipe @@ -46,6 +52,7 @@ struct pipe_buffer { * @fasync_writers: writer side fasync * @bufs: the circular array of pipe buffers * @user: the user who created this pipe + * @watch_queue: If this pipe is a watch_queue, this is the stuff for that **/ struct pipe_inode_info { struct mutex mutex; @@ -54,6 +61,10 @@ struct pipe_inode_info { unsigned int tail; unsigned int max_usage; unsigned int ring_size; +#ifdef CONFIG_WATCH_QUEUE + bool note_loss; +#endif + unsigned int nr_accounted; unsigned int readers; unsigned int writers; unsigned int files; @@ -64,6 +75,9 @@ struct pipe_inode_info { struct fasync_struct *fasync_writers; struct pipe_buffer *bufs; struct user_struct *user; +#ifdef CONFIG_WATCH_QUEUE + struct watch_queue *watch_queue; +#endif }; /* @@ -239,9 +253,20 @@ void generic_pipe_buf_release(struct pipe_inode_info *, struct pipe_buffer *); extern const struct pipe_buf_operations nosteal_pipe_buf_ops; +#ifdef CONFIG_WATCH_QUEUE +unsigned long account_pipe_buffers(struct user_struct *user, + unsigned long old, unsigned long new); +bool too_many_pipe_buffers_soft(unsigned long user_bufs); +bool too_many_pipe_buffers_hard(unsigned long user_bufs); +bool pipe_is_unprivileged_user(void); +#endif + /* for F_SETPIPE_SZ and F_GETPIPE_SZ */ +#ifdef CONFIG_WATCH_QUEUE +int pipe_resize_ring(struct pipe_inode_info *pipe, unsigned int nr_slots); +#endif long pipe_fcntl(struct file *, unsigned int, unsigned long arg); -struct pipe_inode_info *get_pipe_info(struct file *file); +struct pipe_inode_info *get_pipe_info(struct file *file, bool for_splice); int create_pipe_files(struct file **, int); unsigned int round_pipe_size(unsigned long size); diff --git a/include/linux/sched.h b/include/linux/sched.h index 62c1de522fc5..b62e6aaf28f0 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -31,6 +31,7 @@ #include <linux/task_io_accounting.h> #include <linux/posix-timers.h> #include <linux/rseq.h> +#include <linux/kcsan.h> /* task_struct member predeclarations (sorted alphabetically): */ struct audit_context; @@ -1197,6 +1198,9 @@ struct task_struct { #ifdef CONFIG_KASAN unsigned int kasan_depth; #endif +#ifdef CONFIG_KCSAN + struct kcsan_ctx kcsan_ctx; +#endif #ifdef CONFIG_FUNCTION_GRAPH_TRACER /* Index of current stored address in ret_stack: */ diff --git a/include/linux/security.h b/include/linux/security.h index b3f2cb21b4f2..469fa91f8cf8 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -56,6 +56,8 @@ struct mm_struct; struct fs_context; struct fs_parameter; enum fs_value_type; +struct watch; +struct watch_notification; /* Default (no) options for the capable function */ #define CAP_OPT_NONE 0x0 @@ -1282,6 +1284,28 @@ static inline int security_locked_down(enum lockdown_reason what) } #endif /* CONFIG_SECURITY */ +#if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE) +int security_post_notification(const struct cred *w_cred, + const struct cred *cred, + struct watch_notification *n); +#else +static inline int security_post_notification(const struct cred *w_cred, + const struct cred *cred, + struct watch_notification *n) +{ + return 0; +} +#endif + +#if defined(CONFIG_SECURITY) && defined(CONFIG_KEY_NOTIFICATIONS) +int security_watch_key(struct key *key); +#else +static inline int security_watch_key(struct key *key) +{ + return 0; +} +#endif + #ifdef CONFIG_SECURITY_NETWORK int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk); @@ -1750,8 +1774,8 @@ static inline int security_path_chroot(const struct path *path) int security_key_alloc(struct key *key, const struct cred *cred, unsigned long flags); void security_key_free(struct key *key); -int security_key_permission(key_ref_t key_ref, - const struct cred *cred, unsigned perm); +int security_key_permission(key_ref_t key_ref, const struct cred *cred, + enum key_need_perm need_perm); int security_key_getsecurity(struct key *key, char **_buffer); #else @@ -1769,7 +1793,7 @@ static inline void security_key_free(struct key *key) static inline int security_key_permission(key_ref_t key_ref, const struct cred *cred, - unsigned perm) + enum key_need_perm need_perm) { return 0; } diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h index 0491d963d47e..8b97204f35a7 100644 --- a/include/linux/seqlock.h +++ b/include/linux/seqlock.h @@ -37,9 +37,25 @@ #include <linux/preempt.h> #include <linux/lockdep.h> #include <linux/compiler.h> +#include <linux/kcsan-checks.h> #include <asm/processor.h> /* + * The seqlock interface does not prescribe a precise sequence of read + * begin/retry/end. For readers, typically there is a call to + * read_seqcount_begin() and read_seqcount_retry(), however, there are more + * esoteric cases which do not follow this pattern. + * + * As a consequence, we take the following best-effort approach for raw usage + * via seqcount_t under KCSAN: upon beginning a seq-reader critical section, + * pessimistically mark the next KCSAN_SEQLOCK_REGION_MAX memory accesses as + * atomics; if there is a matching read_seqcount_retry() call, no following + * memory operations are considered atomic. Usage of seqlocks via seqlock_t + * interface is not affected. + */ +#define KCSAN_SEQLOCK_REGION_MAX 1000 + +/* * Version using sequence counter only. * This can be used when code has its own mutex protecting the * updating starting before the write_seqcountbeqin() and ending @@ -115,6 +131,7 @@ repeat: cpu_relax(); goto repeat; } + kcsan_atomic_next(KCSAN_SEQLOCK_REGION_MAX); return ret; } @@ -131,6 +148,7 @@ static inline unsigned raw_read_seqcount(const seqcount_t *s) { unsigned ret = READ_ONCE(s->sequence); smp_rmb(); + kcsan_atomic_next(KCSAN_SEQLOCK_REGION_MAX); return ret; } @@ -183,6 +201,7 @@ static inline unsigned raw_seqcount_begin(const seqcount_t *s) { unsigned ret = READ_ONCE(s->sequence); smp_rmb(); + kcsan_atomic_next(KCSAN_SEQLOCK_REGION_MAX); return ret & ~1; } @@ -202,7 +221,8 @@ static inline unsigned raw_seqcount_begin(const seqcount_t *s) */ static inline int __read_seqcount_retry(const seqcount_t *s, unsigned start) { - return unlikely(s->sequence != start); + kcsan_atomic_next(0); + return unlikely(READ_ONCE(s->sequence) != start); } /** @@ -225,6 +245,7 @@ static inline int read_seqcount_retry(const seqcount_t *s, unsigned start) static inline void raw_write_seqcount_begin(seqcount_t *s) { + kcsan_nestable_atomic_begin(); s->sequence++; smp_wmb(); } @@ -233,6 +254,7 @@ static inline void raw_write_seqcount_end(seqcount_t *s) { smp_wmb(); s->sequence++; + kcsan_nestable_atomic_end(); } /** @@ -243,6 +265,13 @@ static inline void raw_write_seqcount_end(seqcount_t *s) * usual consistency guarantee. It is one wmb cheaper, because we can * collapse the two back-to-back wmb()s. * + * Note that writes surrounding the barrier should be declared atomic (e.g. + * via WRITE_ONCE): a) to ensure the writes become visible to other threads + * atomically, avoiding compiler optimizations; b) to document which writes are + * meant to propagate to the reader critical section. This is necessary because + * neither writes before and after the barrier are enclosed in a seq-writer + * critical section that would ensure readers are aware of ongoing writes. + * * seqcount_t seq; * bool X = true, Y = false; * @@ -262,18 +291,20 @@ static inline void raw_write_seqcount_end(seqcount_t *s) * * void write(void) * { - * Y = true; + * WRITE_ONCE(Y, true); * * raw_write_seqcount_barrier(seq); * - * X = false; + * WRITE_ONCE(X, false); * } */ static inline void raw_write_seqcount_barrier(seqcount_t *s) { + kcsan_nestable_atomic_begin(); s->sequence++; smp_wmb(); s->sequence++; + kcsan_nestable_atomic_end(); } static inline int raw_read_seqcount_latch(seqcount_t *s) @@ -398,7 +429,9 @@ static inline void write_seqcount_end(seqcount_t *s) static inline void write_seqcount_invalidate(seqcount_t *s) { smp_wmb(); + kcsan_nestable_atomic_begin(); s->sequence+=2; + kcsan_nestable_atomic_end(); } typedef struct { @@ -430,11 +463,21 @@ typedef struct { */ static inline unsigned read_seqbegin(const seqlock_t *sl) { - return read_seqcount_begin(&sl->seqcount); + unsigned ret = read_seqcount_begin(&sl->seqcount); + + kcsan_atomic_next(0); /* non-raw usage, assume closing read_seqretry() */ + kcsan_flat_atomic_begin(); + return ret; } static inline unsigned read_seqretry(const seqlock_t *sl, unsigned start) { + /* + * Assume not nested: read_seqretry() may be called multiple times when + * completing read critical section. + */ + kcsan_flat_atomic_end(); + return read_seqcount_retry(&sl->seqcount, start); } diff --git a/include/linux/stacktrace.h b/include/linux/stacktrace.h index 83bd8cb475d7..b7af8cc13eda 100644 --- a/include/linux/stacktrace.h +++ b/include/linux/stacktrace.h @@ -64,7 +64,7 @@ void arch_stack_walk_user(stack_trace_consume_fn consume_entry, void *cookie, struct stack_trace { unsigned int nr_entries, max_entries; unsigned long *entries; - int skip; /* input argument: How many entries to skip */ + unsigned int skip; /* input argument: How many entries to skip */ }; extern void save_stack_trace(struct stack_trace *trace); diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h index 4f6b28487f28..98da816b5fc2 100644 --- a/include/linux/sunrpc/auth.h +++ b/include/linux/sunrpc/auth.h @@ -76,7 +76,7 @@ struct rpc_auth { unsigned int au_verfsize; /* size of reply verifier */ unsigned int au_ralign; /* words before UL header */ - unsigned int au_flags; + unsigned long au_flags; const struct rpc_authops *au_ops; rpc_authflavor_t au_flavor; /* pseudoflavor (note may * differ from the flavor in @@ -89,7 +89,8 @@ struct rpc_auth { }; /* rpc_auth au_flags */ -#define RPCAUTH_AUTH_DATATOUCH 0x00000002 +#define RPCAUTH_AUTH_DATATOUCH (1) +#define RPCAUTH_AUTH_UPDATE_SLACK (2) struct rpc_auth_create_args { rpc_authflavor_t pseudoflavor; diff --git a/include/linux/sunrpc/gss_api.h b/include/linux/sunrpc/gss_api.h index bc07e51f20d1..bf4ac8a0268c 100644 --- a/include/linux/sunrpc/gss_api.h +++ b/include/linux/sunrpc/gss_api.h @@ -84,6 +84,7 @@ struct pf_desc { u32 service; char *name; char *auth_domain_name; + struct auth_domain *domain; bool datatouch; }; diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index fd390894a584..386628b36bc7 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -254,6 +254,7 @@ struct svc_rqst { struct page * *rq_page_end; /* one past the last page */ struct kvec rq_vec[RPCSVC_MAXPAGES]; /* generally useful.. */ + struct bio_vec rq_bvec[RPCSVC_MAXPAGES]; __be32 rq_xid; /* transmission id */ u32 rq_prog; /* program number */ @@ -299,6 +300,7 @@ struct svc_rqst { struct net *rq_bc_net; /* pointer to backchannel's * net namespace */ + void ** rq_lease_breaker; /* The v4 client breaking a lease */ }; #define SVC_NET(rqst) (rqst->rq_xprt ? rqst->rq_xprt->xpt_net : rqst->rq_bc_net) diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h index cbcfbd0521e3..7ed82625dc0b 100644 --- a/include/linux/sunrpc/svc_rdma.h +++ b/include/linux/sunrpc/svc_rdma.h @@ -48,7 +48,6 @@ #include <linux/sunrpc/rpc_rdma.h> #include <rdma/ib_verbs.h> #include <rdma/rdma_cm.h> -#define SVCRDMA_DEBUG /* Default and maximum inline threshold sizes */ enum { @@ -160,9 +159,8 @@ struct svc_rdma_send_ctxt { }; /* svc_rdma_backchannel.c */ -extern int svc_rdma_handle_bc_reply(struct rpc_xprt *xprt, - __be32 *rdma_resp, - struct xdr_buf *rcvbuf); +extern void svc_rdma_handle_bc_reply(struct svc_rqst *rqstp, + struct svc_rdma_recv_ctxt *rctxt); /* svc_rdma_recvfrom.c */ extern void svc_rdma_recv_ctxts_destroy(struct svcxprt_rdma *rdma); diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h index 9e1e046de176..aca35ab5cff2 100644 --- a/include/linux/sunrpc/svc_xprt.h +++ b/include/linux/sunrpc/svc_xprt.h @@ -117,6 +117,12 @@ static inline int register_xpt_user(struct svc_xprt *xpt, struct svc_xpt_user *u return 0; } +static inline bool svc_xprt_is_dead(const struct svc_xprt *xprt) +{ + return (test_bit(XPT_DEAD, &xprt->xpt_flags) != 0) || + (test_bit(XPT_CLOSE, &xprt->xpt_flags) != 0); +} + int svc_reg_xprt_class(struct svc_xprt_class *); void svc_unreg_xprt_class(struct svc_xprt_class *); void svc_xprt_init(struct net *, struct svc_xprt_class *, struct svc_xprt *, diff --git a/include/linux/sunrpc/svcauth_gss.h b/include/linux/sunrpc/svcauth_gss.h index ca39a388dc22..f09c82b0a7ae 100644 --- a/include/linux/sunrpc/svcauth_gss.h +++ b/include/linux/sunrpc/svcauth_gss.h @@ -20,7 +20,8 @@ int gss_svc_init(void); void gss_svc_shutdown(void); int gss_svc_init_net(struct net *net); void gss_svc_shutdown_net(struct net *net); -int svcauth_gss_register_pseudoflavor(u32 pseudoflavor, char * name); +struct auth_domain *svcauth_gss_register_pseudoflavor(u32 pseudoflavor, + char *name); u32 svcauth_gss_flavor(struct auth_domain *dom); #endif /* _LINUX_SUNRPC_SVCAUTH_GSS_H */ diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h index 771baadaee9d..b7ac7fe68306 100644 --- a/include/linux/sunrpc/svcsock.h +++ b/include/linux/sunrpc/svcsock.h @@ -28,7 +28,7 @@ struct svc_sock { /* private TCP part */ /* On-the-wire fragment header: */ - __be32 sk_reclen; + __be32 sk_marker; /* As we receive a record, this includes the length received so * far (including the fragment header): */ u32 sk_tcplen; @@ -41,12 +41,12 @@ struct svc_sock { static inline u32 svc_sock_reclen(struct svc_sock *svsk) { - return ntohl(svsk->sk_reclen) & RPC_FRAGMENT_SIZE_MASK; + return be32_to_cpu(svsk->sk_marker) & RPC_FRAGMENT_SIZE_MASK; } static inline u32 svc_sock_final_rec(struct svc_sock *svsk) { - return ntohl(svsk->sk_reclen) & RPC_LAST_STREAM_FRAGMENT; + return be32_to_cpu(svsk->sk_marker) & RPC_LAST_STREAM_FRAGMENT; } /* diff --git a/include/linux/thermal.h b/include/linux/thermal.h index c91b1e344d56..216185bb3014 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -32,20 +32,10 @@ /* use value, which < 0K, to indicate an invalid/uninitialized temperature */ #define THERMAL_TEMP_INVALID -274000 -/* Default Thermal Governor */ -#if defined(CONFIG_THERMAL_DEFAULT_GOV_STEP_WISE) -#define DEFAULT_THERMAL_GOVERNOR "step_wise" -#elif defined(CONFIG_THERMAL_DEFAULT_GOV_FAIR_SHARE) -#define DEFAULT_THERMAL_GOVERNOR "fair_share" -#elif defined(CONFIG_THERMAL_DEFAULT_GOV_USER_SPACE) -#define DEFAULT_THERMAL_GOVERNOR "user_space" -#elif defined(CONFIG_THERMAL_DEFAULT_GOV_POWER_ALLOCATOR) -#define DEFAULT_THERMAL_GOVERNOR "power_allocator" -#endif - struct thermal_zone_device; struct thermal_cooling_device; struct thermal_instance; +struct thermal_attr; enum thermal_device_mode { THERMAL_DEVICE_DISABLED = 0, @@ -130,11 +120,6 @@ struct thermal_cooling_device { struct list_head node; }; -struct thermal_attr { - struct device_attribute attr; - char name[THERMAL_NAME_LENGTH]; -}; - /** * struct thermal_zone_device - structure for a thermal zone * @id: unique id number for each thermal zone @@ -347,21 +332,6 @@ struct thermal_zone_of_device_ops { int (*set_trip_temp)(void *, int, int); }; -/** - * struct thermal_trip - representation of a point in temperature domain - * @np: pointer to struct device_node that this trip point was created from - * @temperature: temperature value in miliCelsius - * @hysteresis: relative hysteresis in miliCelsius - * @type: trip point type - */ - -struct thermal_trip { - struct device_node *np; - int temperature; - int hysteresis; - enum thermal_trip_type type; -}; - /* Function declarations */ #ifdef CONFIG_THERMAL_OF int thermal_zone_of_get_sensor_id(struct device_node *tz_np, @@ -413,19 +383,7 @@ void devm_thermal_zone_of_sensor_unregister(struct device *dev, #endif -#if IS_ENABLED(CONFIG_THERMAL) -static inline bool cdev_is_power_actor(struct thermal_cooling_device *cdev) -{ - return cdev->ops->get_requested_power && cdev->ops->state2power && - cdev->ops->power2state; -} - -int power_actor_get_max_power(struct thermal_cooling_device *, - struct thermal_zone_device *tz, u32 *max_power); -int power_actor_get_min_power(struct thermal_cooling_device *, - struct thermal_zone_device *tz, u32 *min_power); -int power_actor_set_power(struct thermal_cooling_device *, - struct thermal_instance *, u32); +#ifdef CONFIG_THERMAL struct thermal_zone_device *thermal_zone_device_register(const char *, int, int, void *, struct thermal_zone_device_ops *, struct thermal_zone_params *, int, int); @@ -439,7 +397,6 @@ int thermal_zone_unbind_cooling_device(struct thermal_zone_device *, int, struct thermal_cooling_device *); void thermal_zone_device_update(struct thermal_zone_device *, enum thermal_notify_event); -void thermal_zone_set_trips(struct thermal_zone_device *); struct thermal_cooling_device *thermal_cooling_device_register(const char *, void *, const struct thermal_cooling_device_ops *); @@ -457,24 +414,9 @@ int thermal_zone_get_temp(struct thermal_zone_device *tz, int *temp); int thermal_zone_get_slope(struct thermal_zone_device *tz); int thermal_zone_get_offset(struct thermal_zone_device *tz); -int get_tz_trend(struct thermal_zone_device *, int); -struct thermal_instance *get_thermal_instance(struct thermal_zone_device *, - struct thermal_cooling_device *, int); void thermal_cdev_update(struct thermal_cooling_device *); void thermal_notify_framework(struct thermal_zone_device *, int); #else -static inline bool cdev_is_power_actor(struct thermal_cooling_device *cdev) -{ return false; } -static inline int power_actor_get_max_power(struct thermal_cooling_device *cdev, - struct thermal_zone_device *tz, u32 *max_power) -{ return 0; } -static inline int power_actor_get_min_power(struct thermal_cooling_device *cdev, - struct thermal_zone_device *tz, - u32 *min_power) -{ return -ENODEV; } -static inline int power_actor_set_power(struct thermal_cooling_device *cdev, - struct thermal_instance *tz, u32 power) -{ return 0; } static inline struct thermal_zone_device *thermal_zone_device_register( const char *type, int trips, int mask, void *devdata, struct thermal_zone_device_ops *ops, @@ -484,21 +426,6 @@ static inline struct thermal_zone_device *thermal_zone_device_register( static inline void thermal_zone_device_unregister( struct thermal_zone_device *tz) { } -static inline int thermal_zone_bind_cooling_device( - struct thermal_zone_device *tz, int trip, - struct thermal_cooling_device *cdev, - unsigned long upper, unsigned long lower, - unsigned int weight) -{ return -ENODEV; } -static inline int thermal_zone_unbind_cooling_device( - struct thermal_zone_device *tz, int trip, - struct thermal_cooling_device *cdev) -{ return -ENODEV; } -static inline void thermal_zone_device_update(struct thermal_zone_device *tz, - enum thermal_notify_event event) -{ } -static inline void thermal_zone_set_trips(struct thermal_zone_device *tz) -{ } static inline struct thermal_cooling_device * thermal_cooling_device_register(char *type, void *devdata, const struct thermal_cooling_device_ops *ops) @@ -530,12 +457,7 @@ static inline int thermal_zone_get_slope( static inline int thermal_zone_get_offset( struct thermal_zone_device *tz) { return -ENODEV; } -static inline int get_tz_trend(struct thermal_zone_device *tz, int trip) -{ return -ENODEV; } -static inline struct thermal_instance * -get_thermal_instance(struct thermal_zone_device *tz, - struct thermal_cooling_device *cdev, int trip) -{ return ERR_PTR(-ENODEV); } + static inline void thermal_cdev_update(struct thermal_cooling_device *cdev) { } static inline void thermal_notify_framework(struct thermal_zone_device *tz, diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h index dac1db05bf7e..7bcadca22100 100644 --- a/include/linux/uaccess.h +++ b/include/linux/uaccess.h @@ -2,9 +2,9 @@ #ifndef __LINUX_UACCESS_H__ #define __LINUX_UACCESS_H__ +#include <linux/instrumented.h> #include <linux/sched.h> #include <linux/thread_info.h> -#include <linux/kasan-checks.h> #define uaccess_kernel() segment_eq(get_fs(), KERNEL_DS) @@ -58,7 +58,7 @@ static __always_inline __must_check unsigned long __copy_from_user_inatomic(void *to, const void __user *from, unsigned long n) { - kasan_check_write(to, n); + instrument_copy_from_user(to, from, n); check_object_size(to, n, false); return raw_copy_from_user(to, from, n); } @@ -67,7 +67,7 @@ static __always_inline __must_check unsigned long __copy_from_user(void *to, const void __user *from, unsigned long n) { might_fault(); - kasan_check_write(to, n); + instrument_copy_from_user(to, from, n); check_object_size(to, n, false); return raw_copy_from_user(to, from, n); } @@ -88,7 +88,7 @@ __copy_from_user(void *to, const void __user *from, unsigned long n) static __always_inline __must_check unsigned long __copy_to_user_inatomic(void __user *to, const void *from, unsigned long n) { - kasan_check_read(from, n); + instrument_copy_to_user(to, from, n); check_object_size(from, n, true); return raw_copy_to_user(to, from, n); } @@ -97,7 +97,7 @@ static __always_inline __must_check unsigned long __copy_to_user(void __user *to, const void *from, unsigned long n) { might_fault(); - kasan_check_read(from, n); + instrument_copy_to_user(to, from, n); check_object_size(from, n, true); return raw_copy_to_user(to, from, n); } @@ -109,7 +109,7 @@ _copy_from_user(void *to, const void __user *from, unsigned long n) unsigned long res = n; might_fault(); if (likely(access_ok(from, n))) { - kasan_check_write(to, n); + instrument_copy_from_user(to, from, n); res = raw_copy_from_user(to, from, n); } if (unlikely(res)) @@ -127,7 +127,7 @@ _copy_to_user(void __user *to, const void *from, unsigned long n) { might_fault(); if (access_ok(to, n)) { - kasan_check_read(from, n); + instrument_copy_to_user(to, from, n); n = raw_copy_to_user(to, from, n); } return n; diff --git a/include/linux/watch_queue.h b/include/linux/watch_queue.h new file mode 100644 index 000000000000..5e08db2adc31 --- /dev/null +++ b/include/linux/watch_queue.h @@ -0,0 +1,127 @@ +// SPDX-License-Identifier: GPL-2.0 +/* User-mappable watch queue + * + * Copyright (C) 2020 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * See Documentation/watch_queue.rst + */ + +#ifndef _LINUX_WATCH_QUEUE_H +#define _LINUX_WATCH_QUEUE_H + +#include <uapi/linux/watch_queue.h> +#include <linux/kref.h> +#include <linux/rcupdate.h> + +#ifdef CONFIG_WATCH_QUEUE + +struct cred; + +struct watch_type_filter { + enum watch_notification_type type; + __u32 subtype_filter[1]; /* Bitmask of subtypes to filter on */ + __u32 info_filter; /* Filter on watch_notification::info */ + __u32 info_mask; /* Mask of relevant bits in info_filter */ +}; + +struct watch_filter { + union { + struct rcu_head rcu; + unsigned long type_filter[2]; /* Bitmask of accepted types */ + }; + u32 nr_filters; /* Number of filters */ + struct watch_type_filter filters[]; +}; + +struct watch_queue { + struct rcu_head rcu; + struct watch_filter __rcu *filter; + struct pipe_inode_info *pipe; /* The pipe we're using as a buffer */ + struct hlist_head watches; /* Contributory watches */ + struct page **notes; /* Preallocated notifications */ + unsigned long *notes_bitmap; /* Allocation bitmap for notes */ + struct kref usage; /* Object usage count */ + spinlock_t lock; + unsigned int nr_notes; /* Number of notes */ + unsigned int nr_pages; /* Number of pages in notes[] */ + bool defunct; /* T when queues closed */ +}; + +/* + * Representation of a watch on an object. + */ +struct watch { + union { + struct rcu_head rcu; + u32 info_id; /* ID to be OR'd in to info field */ + }; + struct watch_queue __rcu *queue; /* Queue to post events to */ + struct hlist_node queue_node; /* Link in queue->watches */ + struct watch_list __rcu *watch_list; + struct hlist_node list_node; /* Link in watch_list->watchers */ + const struct cred *cred; /* Creds of the owner of the watch */ + void *private; /* Private data for the watched object */ + u64 id; /* Internal identifier */ + struct kref usage; /* Object usage count */ +}; + +/* + * List of watches on an object. + */ +struct watch_list { + struct rcu_head rcu; + struct hlist_head watchers; + void (*release_watch)(struct watch *); + spinlock_t lock; +}; + +extern void __post_watch_notification(struct watch_list *, + struct watch_notification *, + const struct cred *, + u64); +extern struct watch_queue *get_watch_queue(int); +extern void put_watch_queue(struct watch_queue *); +extern void init_watch(struct watch *, struct watch_queue *); +extern int add_watch_to_object(struct watch *, struct watch_list *); +extern int remove_watch_from_object(struct watch_list *, struct watch_queue *, u64, bool); +extern long watch_queue_set_size(struct pipe_inode_info *, unsigned int); +extern long watch_queue_set_filter(struct pipe_inode_info *, + struct watch_notification_filter __user *); +extern int watch_queue_init(struct pipe_inode_info *); +extern void watch_queue_clear(struct watch_queue *); + +static inline void init_watch_list(struct watch_list *wlist, + void (*release_watch)(struct watch *)) +{ + INIT_HLIST_HEAD(&wlist->watchers); + spin_lock_init(&wlist->lock); + wlist->release_watch = release_watch; +} + +static inline void post_watch_notification(struct watch_list *wlist, + struct watch_notification *n, + const struct cred *cred, + u64 id) +{ + if (unlikely(wlist)) + __post_watch_notification(wlist, n, cred, id); +} + +static inline void remove_watch_list(struct watch_list *wlist, u64 id) +{ + if (wlist) { + remove_watch_from_object(wlist, NULL, id, true); + kfree_rcu(wlist, rcu); + } +} + +/** + * watch_sizeof - Calculate the information part of the size of a watch record, + * given the structure size. + */ +#define watch_sizeof(STRUCT) (sizeof(STRUCT) << WATCH_INFO_LENGTH__SHIFT) + +#endif + +#endif /* _LINUX_WATCH_QUEUE_H */ diff --git a/include/trace/events/block.h b/include/trace/events/block.h index 81b43f5bdf23..1257f26bb887 100644 --- a/include/trace/events/block.h +++ b/include/trace/events/block.h @@ -261,9 +261,9 @@ TRACE_EVENT(block_bio_bounce, */ TRACE_EVENT(block_bio_complete, - TP_PROTO(struct request_queue *q, struct bio *bio, int error), + TP_PROTO(struct request_queue *q, struct bio *bio), - TP_ARGS(q, bio, error), + TP_ARGS(q, bio), TP_STRUCT__entry( __field( dev_t, dev ) @@ -277,7 +277,7 @@ TRACE_EVENT(block_bio_complete, __entry->dev = bio_dev(bio); __entry->sector = bio->bi_iter.bi_sector; __entry->nr_sector = bio_sectors(bio); - __entry->error = error; + __entry->error = blk_status_to_errno(bio->bi_status); blk_fill_rwbs(__entry->rwbs, bio->bi_opf, bio->bi_iter.bi_size); ), diff --git a/include/trace/events/rpcgss.h b/include/trace/events/rpcgss.h index 32d88c4fb063..b9b51a4b1db1 100644 --- a/include/trace/events/rpcgss.h +++ b/include/trace/events/rpcgss.h @@ -17,6 +17,16 @@ ** GSS-API related trace events **/ +TRACE_DEFINE_ENUM(RPC_GSS_SVC_NONE); +TRACE_DEFINE_ENUM(RPC_GSS_SVC_INTEGRITY); +TRACE_DEFINE_ENUM(RPC_GSS_SVC_PRIVACY); + +#define show_gss_service(x) \ + __print_symbolic(x, \ + { RPC_GSS_SVC_NONE, "none" }, \ + { RPC_GSS_SVC_INTEGRITY, "integrity" }, \ + { RPC_GSS_SVC_PRIVACY, "privacy" }) + TRACE_DEFINE_ENUM(GSS_S_BAD_MECH); TRACE_DEFINE_ENUM(GSS_S_BAD_NAME); TRACE_DEFINE_ENUM(GSS_S_BAD_NAMETYPE); @@ -126,6 +136,40 @@ DEFINE_GSSAPI_EVENT(verify_mic); DEFINE_GSSAPI_EVENT(wrap); DEFINE_GSSAPI_EVENT(unwrap); +DECLARE_EVENT_CLASS(rpcgss_ctx_class, + TP_PROTO( + const struct gss_cred *gc + ), + + TP_ARGS(gc), + + TP_STRUCT__entry( + __field(const void *, cred) + __field(unsigned long, service) + __string(principal, gc->gc_principal) + ), + + TP_fast_assign( + __entry->cred = gc; + __entry->service = gc->gc_service; + __assign_str(principal, gc->gc_principal) + ), + + TP_printk("cred=%p service=%s principal='%s'", + __entry->cred, show_gss_service(__entry->service), + __get_str(principal)) +); + +#define DEFINE_CTX_EVENT(name) \ + DEFINE_EVENT(rpcgss_ctx_class, rpcgss_ctx_##name, \ + TP_PROTO( \ + const struct gss_cred *gc \ + ), \ + TP_ARGS(gc)) + +DEFINE_CTX_EVENT(init); +DEFINE_CTX_EVENT(destroy); + TRACE_EVENT(rpcgss_svc_accept_upcall, TP_PROTO( __be32 xid, @@ -291,6 +335,40 @@ TRACE_EVENT(rpcgss_need_reencode, __entry->ret ? "" : "un") ); +TRACE_EVENT(rpcgss_update_slack, + TP_PROTO( + const struct rpc_task *task, + const struct rpc_auth *auth + ), + + TP_ARGS(task, auth), + + TP_STRUCT__entry( + __field(unsigned int, task_id) + __field(unsigned int, client_id) + __field(u32, xid) + __field(const void *, auth) + __field(unsigned int, rslack) + __field(unsigned int, ralign) + __field(unsigned int, verfsize) + ), + + TP_fast_assign( + __entry->task_id = task->tk_pid; + __entry->client_id = task->tk_client->cl_clid; + __entry->xid = be32_to_cpu(task->tk_rqstp->rq_xid); + __entry->auth = auth; + __entry->rslack = auth->au_rslack; + __entry->ralign = auth->au_ralign; + __entry->verfsize = auth->au_verfsize; + ), + + TP_printk("task:%u@%u xid=0x%08x auth=%p rslack=%u ralign=%u verfsize=%u\n", + __entry->task_id, __entry->client_id, __entry->xid, + __entry->auth, __entry->rslack, __entry->ralign, + __entry->verfsize) +); + DECLARE_EVENT_CLASS(rpcgss_svc_seqno_class, TP_PROTO( __be32 xid, @@ -371,6 +449,7 @@ TRACE_EVENT(rpcgss_upcall_result, TRACE_EVENT(rpcgss_context, TP_PROTO( + u32 window_size, unsigned long expiry, unsigned long now, unsigned int timeout, @@ -378,12 +457,13 @@ TRACE_EVENT(rpcgss_context, const u8 *data ), - TP_ARGS(expiry, now, timeout, len, data), + TP_ARGS(window_size, expiry, now, timeout, len, data), TP_STRUCT__entry( __field(unsigned long, expiry) __field(unsigned long, now) __field(unsigned int, timeout) + __field(u32, window_size) __field(int, len) __string(acceptor, data) ), @@ -392,13 +472,14 @@ TRACE_EVENT(rpcgss_context, __entry->expiry = expiry; __entry->now = now; __entry->timeout = timeout; + __entry->window_size = window_size; __entry->len = len; strncpy(__get_str(acceptor), data, len); ), - TP_printk("gc_expiry=%lu now=%lu timeout=%u acceptor=%.*s", - __entry->expiry, __entry->now, __entry->timeout, - __entry->len, __get_str(acceptor)) + TP_printk("win_size=%u expiry=%lu now=%lu timeout=%u acceptor=%.*s", + __entry->window_size, __entry->expiry, __entry->now, + __entry->timeout, __entry->len, __get_str(acceptor)) ); diff --git a/include/trace/events/rpcrdma.h b/include/trace/events/rpcrdma.h index 132c3c778a43..0f05a6e2b9cb 100644 --- a/include/trace/events/rpcrdma.h +++ b/include/trace/events/rpcrdma.h @@ -380,12 +380,8 @@ TRACE_EVENT(xprtrdma_inline_thresh, DEFINE_CONN_EVENT(connect); DEFINE_CONN_EVENT(disconnect); -DEFINE_CONN_EVENT(flush_dct); -DEFINE_RXPRT_EVENT(xprtrdma_create); -DEFINE_RXPRT_EVENT(xprtrdma_op_destroy); DEFINE_RXPRT_EVENT(xprtrdma_op_inject_dsc); -DEFINE_RXPRT_EVENT(xprtrdma_op_close); DEFINE_RXPRT_EVENT(xprtrdma_op_setport); TRACE_EVENT(xprtrdma_op_connect, @@ -1279,38 +1275,42 @@ TRACE_EVENT(xprtrdma_leaked_rep, ** Server-side RPC/RDMA events **/ -DECLARE_EVENT_CLASS(svcrdma_xprt_event, +DECLARE_EVENT_CLASS(svcrdma_accept_class, TP_PROTO( - const struct svc_xprt *xprt + const struct svcxprt_rdma *rdma, + long status ), - TP_ARGS(xprt), + TP_ARGS(rdma, status), TP_STRUCT__entry( - __field(const void *, xprt) - __string(addr, xprt->xpt_remotebuf) + __field(long, status) + __string(addr, rdma->sc_xprt.xpt_remotebuf) ), TP_fast_assign( - __entry->xprt = xprt; - __assign_str(addr, xprt->xpt_remotebuf); + __entry->status = status; + __assign_str(addr, rdma->sc_xprt.xpt_remotebuf); ), - TP_printk("xprt=%p addr=%s", - __entry->xprt, __get_str(addr) + TP_printk("addr=%s status=%ld", + __get_str(addr), __entry->status ) ); -#define DEFINE_XPRT_EVENT(name) \ - DEFINE_EVENT(svcrdma_xprt_event, svcrdma_xprt_##name, \ - TP_PROTO( \ - const struct svc_xprt *xprt \ - ), \ - TP_ARGS(xprt)) +#define DEFINE_ACCEPT_EVENT(name) \ + DEFINE_EVENT(svcrdma_accept_class, svcrdma_##name##_err, \ + TP_PROTO( \ + const struct svcxprt_rdma *rdma, \ + long status \ + ), \ + TP_ARGS(rdma, status)) -DEFINE_XPRT_EVENT(accept); -DEFINE_XPRT_EVENT(fail); -DEFINE_XPRT_EVENT(free); +DEFINE_ACCEPT_EVENT(pd); +DEFINE_ACCEPT_EVENT(qp); +DEFINE_ACCEPT_EVENT(fabric); +DEFINE_ACCEPT_EVENT(initdepth); +DEFINE_ACCEPT_EVENT(accept); TRACE_DEFINE_ENUM(RDMA_MSG); TRACE_DEFINE_ENUM(RDMA_NOMSG); @@ -1355,7 +1355,7 @@ TRACE_EVENT(svcrdma_decode_rqst, show_rpcrdma_proc(__entry->proc), __entry->hdrlen) ); -TRACE_EVENT(svcrdma_decode_short, +TRACE_EVENT(svcrdma_decode_short_err, TP_PROTO( unsigned int hdrlen ), @@ -1399,7 +1399,8 @@ DECLARE_EVENT_CLASS(svcrdma_badreq_event, ); #define DEFINE_BADREQ_EVENT(name) \ - DEFINE_EVENT(svcrdma_badreq_event, svcrdma_decode_##name,\ + DEFINE_EVENT(svcrdma_badreq_event, \ + svcrdma_decode_##name##_err, \ TP_PROTO( \ __be32 *p \ ), \ @@ -1583,28 +1584,117 @@ DECLARE_EVENT_CLASS(svcrdma_dma_map_class, DEFINE_SVC_DMA_EVENT(dma_map_page); DEFINE_SVC_DMA_EVENT(dma_unmap_page); -TRACE_EVENT(svcrdma_dma_map_rwctx, +TRACE_EVENT(svcrdma_dma_map_rw_err, TP_PROTO( const struct svcxprt_rdma *rdma, + unsigned int nents, int status ), - TP_ARGS(rdma, status), + TP_ARGS(rdma, nents, status), TP_STRUCT__entry( __field(int, status) + __field(unsigned int, nents) __string(device, rdma->sc_cm_id->device->name) __string(addr, rdma->sc_xprt.xpt_remotebuf) ), TP_fast_assign( __entry->status = status; + __entry->nents = nents; + __assign_str(device, rdma->sc_cm_id->device->name); + __assign_str(addr, rdma->sc_xprt.xpt_remotebuf); + ), + + TP_printk("addr=%s device=%s nents=%u status=%d", + __get_str(addr), __get_str(device), __entry->nents, + __entry->status + ) +); + +TRACE_EVENT(svcrdma_no_rwctx_err, + TP_PROTO( + const struct svcxprt_rdma *rdma, + unsigned int num_sges + ), + + TP_ARGS(rdma, num_sges), + + TP_STRUCT__entry( + __field(unsigned int, num_sges) + __string(device, rdma->sc_cm_id->device->name) + __string(addr, rdma->sc_xprt.xpt_remotebuf) + ), + + TP_fast_assign( + __entry->num_sges = num_sges; + __assign_str(device, rdma->sc_cm_id->device->name); + __assign_str(addr, rdma->sc_xprt.xpt_remotebuf); + ), + + TP_printk("addr=%s device=%s num_sges=%d", + __get_str(addr), __get_str(device), __entry->num_sges + ) +); + +TRACE_EVENT(svcrdma_page_overrun_err, + TP_PROTO( + const struct svcxprt_rdma *rdma, + const struct svc_rqst *rqst, + unsigned int pageno + ), + + TP_ARGS(rdma, rqst, pageno), + + TP_STRUCT__entry( + __field(unsigned int, pageno) + __field(u32, xid) + __string(device, rdma->sc_cm_id->device->name) + __string(addr, rdma->sc_xprt.xpt_remotebuf) + ), + + TP_fast_assign( + __entry->pageno = pageno; + __entry->xid = __be32_to_cpu(rqst->rq_xid); + __assign_str(device, rdma->sc_cm_id->device->name); + __assign_str(addr, rdma->sc_xprt.xpt_remotebuf); + ), + + TP_printk("addr=%s device=%s xid=0x%08x pageno=%u", __get_str(addr), + __get_str(device), __entry->xid, __entry->pageno + ) +); + +TRACE_EVENT(svcrdma_small_wrch_err, + TP_PROTO( + const struct svcxprt_rdma *rdma, + unsigned int remaining, + unsigned int seg_no, + unsigned int num_segs + ), + + TP_ARGS(rdma, remaining, seg_no, num_segs), + + TP_STRUCT__entry( + __field(unsigned int, remaining) + __field(unsigned int, seg_no) + __field(unsigned int, num_segs) + __string(device, rdma->sc_cm_id->device->name) + __string(addr, rdma->sc_xprt.xpt_remotebuf) + ), + + TP_fast_assign( + __entry->remaining = remaining; + __entry->seg_no = seg_no; + __entry->num_segs = num_segs; __assign_str(device, rdma->sc_cm_id->device->name); __assign_str(addr, rdma->sc_xprt.xpt_remotebuf); ), - TP_printk("addr=%s device=%s status=%d", - __get_str(addr), __get_str(device), __entry->status + TP_printk("addr=%s device=%s remaining=%u seg_no=%u num_segs=%u", + __get_str(addr), __get_str(device), __entry->remaining, + __entry->seg_no, __entry->num_segs ) ); diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h index ffd2215950dc..6a12935b8b14 100644 --- a/include/trace/events/sunrpc.h +++ b/include/trace/events/sunrpc.h @@ -14,14 +14,50 @@ #include <linux/net.h> #include <linux/tracepoint.h> -DECLARE_EVENT_CLASS(xdr_buf_class, +TRACE_DEFINE_ENUM(SOCK_STREAM); +TRACE_DEFINE_ENUM(SOCK_DGRAM); +TRACE_DEFINE_ENUM(SOCK_RAW); +TRACE_DEFINE_ENUM(SOCK_RDM); +TRACE_DEFINE_ENUM(SOCK_SEQPACKET); +TRACE_DEFINE_ENUM(SOCK_DCCP); +TRACE_DEFINE_ENUM(SOCK_PACKET); + +#define show_socket_type(type) \ + __print_symbolic(type, \ + { SOCK_STREAM, "STREAM" }, \ + { SOCK_DGRAM, "DGRAM" }, \ + { SOCK_RAW, "RAW" }, \ + { SOCK_RDM, "RDM" }, \ + { SOCK_SEQPACKET, "SEQPACKET" }, \ + { SOCK_DCCP, "DCCP" }, \ + { SOCK_PACKET, "PACKET" }) + +/* This list is known to be incomplete, add new enums as needed. */ +TRACE_DEFINE_ENUM(AF_UNSPEC); +TRACE_DEFINE_ENUM(AF_UNIX); +TRACE_DEFINE_ENUM(AF_LOCAL); +TRACE_DEFINE_ENUM(AF_INET); +TRACE_DEFINE_ENUM(AF_INET6); + +#define rpc_show_address_family(family) \ + __print_symbolic(family, \ + { AF_UNSPEC, "AF_UNSPEC" }, \ + { AF_UNIX, "AF_UNIX" }, \ + { AF_LOCAL, "AF_LOCAL" }, \ + { AF_INET, "AF_INET" }, \ + { AF_INET6, "AF_INET6" }) + +DECLARE_EVENT_CLASS(rpc_xdr_buf_class, TP_PROTO( + const struct rpc_task *task, const struct xdr_buf *xdr ), - TP_ARGS(xdr), + TP_ARGS(task, xdr), TP_STRUCT__entry( + __field(unsigned int, task_id) + __field(unsigned int, client_id) __field(const void *, head_base) __field(size_t, head_len) __field(const void *, tail_base) @@ -31,6 +67,8 @@ DECLARE_EVENT_CLASS(xdr_buf_class, ), TP_fast_assign( + __entry->task_id = task->tk_pid; + __entry->client_id = task->tk_client->cl_clid; __entry->head_base = xdr->head[0].iov_base; __entry->head_len = xdr->head[0].iov_len; __entry->tail_base = xdr->tail[0].iov_base; @@ -39,23 +77,137 @@ DECLARE_EVENT_CLASS(xdr_buf_class, __entry->msg_len = xdr->len; ), - TP_printk("head=[%p,%zu] page=%u tail=[%p,%zu] len=%u", + TP_printk("task:%u@%u head=[%p,%zu] page=%u tail=[%p,%zu] len=%u", + __entry->task_id, __entry->client_id, __entry->head_base, __entry->head_len, __entry->page_len, __entry->tail_base, __entry->tail_len, __entry->msg_len ) ); -#define DEFINE_XDRBUF_EVENT(name) \ - DEFINE_EVENT(xdr_buf_class, name, \ +#define DEFINE_RPCXDRBUF_EVENT(name) \ + DEFINE_EVENT(rpc_xdr_buf_class, \ + rpc_xdr_##name, \ TP_PROTO( \ + const struct rpc_task *task, \ const struct xdr_buf *xdr \ ), \ - TP_ARGS(xdr)) + TP_ARGS(task, xdr)) + +DEFINE_RPCXDRBUF_EVENT(sendto); +DEFINE_RPCXDRBUF_EVENT(recvfrom); +DEFINE_RPCXDRBUF_EVENT(reply_pages); + + +DECLARE_EVENT_CLASS(rpc_clnt_class, + TP_PROTO( + const struct rpc_clnt *clnt + ), + + TP_ARGS(clnt), + + TP_STRUCT__entry( + __field(unsigned int, client_id) + ), + + TP_fast_assign( + __entry->client_id = clnt->cl_clid; + ), + + TP_printk("clid=%u", __entry->client_id) +); + +#define DEFINE_RPC_CLNT_EVENT(name) \ + DEFINE_EVENT(rpc_clnt_class, \ + rpc_clnt_##name, \ + TP_PROTO( \ + const struct rpc_clnt *clnt \ + ), \ + TP_ARGS(clnt)) + +DEFINE_RPC_CLNT_EVENT(free); +DEFINE_RPC_CLNT_EVENT(killall); +DEFINE_RPC_CLNT_EVENT(shutdown); +DEFINE_RPC_CLNT_EVENT(release); +DEFINE_RPC_CLNT_EVENT(replace_xprt); +DEFINE_RPC_CLNT_EVENT(replace_xprt_err); + +TRACE_EVENT(rpc_clnt_new, + TP_PROTO( + const struct rpc_clnt *clnt, + const struct rpc_xprt *xprt, + const char *program, + const char *server + ), + + TP_ARGS(clnt, xprt, program, server), + + TP_STRUCT__entry( + __field(unsigned int, client_id) + __string(addr, xprt->address_strings[RPC_DISPLAY_ADDR]) + __string(port, xprt->address_strings[RPC_DISPLAY_PORT]) + __string(program, program) + __string(server, server) + ), + + TP_fast_assign( + __entry->client_id = clnt->cl_clid; + __assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]); + __assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]); + __assign_str(program, program) + __assign_str(server, server) + ), + + TP_printk("client=%u peer=[%s]:%s program=%s server=%s", + __entry->client_id, __get_str(addr), __get_str(port), + __get_str(program), __get_str(server)) +); + +TRACE_EVENT(rpc_clnt_new_err, + TP_PROTO( + const char *program, + const char *server, + int error + ), + + TP_ARGS(program, server, error), + + TP_STRUCT__entry( + __field(int, error) + __string(program, program) + __string(server, server) + ), + + TP_fast_assign( + __entry->error = error; + __assign_str(program, program) + __assign_str(server, server) + ), + + TP_printk("program=%s server=%s error=%d", + __get_str(program), __get_str(server), __entry->error) +); + +TRACE_EVENT(rpc_clnt_clone_err, + TP_PROTO( + const struct rpc_clnt *clnt, + int error + ), + + TP_ARGS(clnt, error), + + TP_STRUCT__entry( + __field(unsigned int, client_id) + __field(int, error) + ), + + TP_fast_assign( + __entry->client_id = clnt->cl_clid; + __entry->error = error; + ), + + TP_printk("client=%u error=%d", __entry->client_id, __entry->error) +); -DEFINE_XDRBUF_EVENT(xprt_sendto); -DEFINE_XDRBUF_EVENT(xprt_recvfrom); -DEFINE_XDRBUF_EVENT(svc_recvfrom); -DEFINE_XDRBUF_EVENT(svc_sendto); TRACE_DEFINE_ENUM(RPC_AUTH_OK); TRACE_DEFINE_ENUM(RPC_AUTH_BADCRED); @@ -142,29 +294,35 @@ TRACE_EVENT(rpc_request, TRACE_DEFINE_ENUM(RPC_TASK_ASYNC); TRACE_DEFINE_ENUM(RPC_TASK_SWAPPER); +TRACE_DEFINE_ENUM(RPC_TASK_NULLCREDS); TRACE_DEFINE_ENUM(RPC_CALL_MAJORSEEN); TRACE_DEFINE_ENUM(RPC_TASK_ROOTCREDS); TRACE_DEFINE_ENUM(RPC_TASK_DYNAMIC); +TRACE_DEFINE_ENUM(RPC_TASK_NO_ROUND_ROBIN); TRACE_DEFINE_ENUM(RPC_TASK_SOFT); TRACE_DEFINE_ENUM(RPC_TASK_SOFTCONN); TRACE_DEFINE_ENUM(RPC_TASK_SENT); TRACE_DEFINE_ENUM(RPC_TASK_TIMEOUT); TRACE_DEFINE_ENUM(RPC_TASK_NOCONNECT); TRACE_DEFINE_ENUM(RPC_TASK_NO_RETRANS_TIMEOUT); +TRACE_DEFINE_ENUM(RPC_TASK_CRED_NOREF); #define rpc_show_task_flags(flags) \ __print_flags(flags, "|", \ { RPC_TASK_ASYNC, "ASYNC" }, \ { RPC_TASK_SWAPPER, "SWAPPER" }, \ + { RPC_TASK_NULLCREDS, "NULLCREDS" }, \ { RPC_CALL_MAJORSEEN, "MAJORSEEN" }, \ { RPC_TASK_ROOTCREDS, "ROOTCREDS" }, \ { RPC_TASK_DYNAMIC, "DYNAMIC" }, \ + { RPC_TASK_NO_ROUND_ROBIN, "NO_ROUND_ROBIN" }, \ { RPC_TASK_SOFT, "SOFT" }, \ { RPC_TASK_SOFTCONN, "SOFTCONN" }, \ { RPC_TASK_SENT, "SENT" }, \ { RPC_TASK_TIMEOUT, "TIMEOUT" }, \ { RPC_TASK_NOCONNECT, "NOCONNECT" }, \ - { RPC_TASK_NO_RETRANS_TIMEOUT, "NORTO" }) + { RPC_TASK_NO_RETRANS_TIMEOUT, "NORTO" }, \ + { RPC_TASK_CRED_NOREF, "CRED_NOREF" }) TRACE_DEFINE_ENUM(RPC_TASK_RUNNING); TRACE_DEFINE_ENUM(RPC_TASK_QUEUED); @@ -359,6 +517,34 @@ DEFINE_RPC_REPLY_EVENT(stale_creds); DEFINE_RPC_REPLY_EVENT(bad_creds); DEFINE_RPC_REPLY_EVENT(auth_tooweak); +TRACE_EVENT(rpc_call_rpcerror, + TP_PROTO( + const struct rpc_task *task, + int tk_status, + int rpc_status + ), + + TP_ARGS(task, tk_status, rpc_status), + + TP_STRUCT__entry( + __field(unsigned int, task_id) + __field(unsigned int, client_id) + __field(int, tk_status) + __field(int, rpc_status) + ), + + TP_fast_assign( + __entry->client_id = task->tk_client->cl_clid; + __entry->task_id = task->tk_pid; + __entry->tk_status = tk_status; + __entry->rpc_status = rpc_status; + ), + + TP_printk("task:%u@%u tk_status=%d rpc_status=%d", + __entry->task_id, __entry->client_id, + __entry->tk_status, __entry->rpc_status) +); + TRACE_EVENT(rpc_stats_latency, TP_PROTO( @@ -526,43 +712,6 @@ TRACE_EVENT(rpc_xdr_alignment, ) ); -TRACE_EVENT(rpc_reply_pages, - TP_PROTO( - const struct rpc_rqst *req - ), - - TP_ARGS(req), - - TP_STRUCT__entry( - __field(unsigned int, task_id) - __field(unsigned int, client_id) - __field(const void *, head_base) - __field(size_t, head_len) - __field(const void *, tail_base) - __field(size_t, tail_len) - __field(unsigned int, page_len) - ), - - TP_fast_assign( - __entry->task_id = req->rq_task->tk_pid; - __entry->client_id = req->rq_task->tk_client->cl_clid; - - __entry->head_base = req->rq_rcv_buf.head[0].iov_base; - __entry->head_len = req->rq_rcv_buf.head[0].iov_len; - __entry->page_len = req->rq_rcv_buf.page_len; - __entry->tail_base = req->rq_rcv_buf.tail[0].iov_base; - __entry->tail_len = req->rq_rcv_buf.tail[0].iov_len; - ), - - TP_printk( - "task:%u@%u xdr=[%p,%zu]/%u/[%p,%zu]\n", - __entry->task_id, __entry->client_id, - __entry->head_base, __entry->head_len, - __entry->page_len, - __entry->tail_base, __entry->tail_len - ) -); - /* * First define the enums in the below macros to be exported to userspace * via TRACE_DEFINE_ENUM(). @@ -575,9 +724,9 @@ TRACE_EVENT(rpc_reply_pages, #define RPC_SHOW_SOCKET \ EM( SS_FREE, "FREE" ) \ EM( SS_UNCONNECTED, "UNCONNECTED" ) \ - EM( SS_CONNECTING, "CONNECTING," ) \ - EM( SS_CONNECTED, "CONNECTED," ) \ - EMe(SS_DISCONNECTING, "DISCONNECTING" ) + EM( SS_CONNECTING, "CONNECTING" ) \ + EM( SS_CONNECTED, "CONNECTED" ) \ + EMe( SS_DISCONNECTING, "DISCONNECTING" ) #define rpc_show_socket_state(state) \ __print_symbolic(state, RPC_SHOW_SOCKET) @@ -719,6 +868,69 @@ DEFINE_RPC_SOCKET_EVENT_DONE(rpc_socket_reset_connection); DEFINE_RPC_SOCKET_EVENT(rpc_socket_close); DEFINE_RPC_SOCKET_EVENT(rpc_socket_shutdown); +TRACE_DEFINE_ENUM(XPRT_LOCKED); +TRACE_DEFINE_ENUM(XPRT_CONNECTED); +TRACE_DEFINE_ENUM(XPRT_CONNECTING); +TRACE_DEFINE_ENUM(XPRT_CLOSE_WAIT); +TRACE_DEFINE_ENUM(XPRT_BOUND); +TRACE_DEFINE_ENUM(XPRT_BINDING); +TRACE_DEFINE_ENUM(XPRT_CLOSING); +TRACE_DEFINE_ENUM(XPRT_CONGESTED); +TRACE_DEFINE_ENUM(XPRT_CWND_WAIT); +TRACE_DEFINE_ENUM(XPRT_WRITE_SPACE); + +#define rpc_show_xprt_state(x) \ + __print_flags(x, "|", \ + { (1UL << XPRT_LOCKED), "LOCKED"}, \ + { (1UL << XPRT_CONNECTED), "CONNECTED"}, \ + { (1UL << XPRT_CONNECTING), "CONNECTING"}, \ + { (1UL << XPRT_CLOSE_WAIT), "CLOSE_WAIT"}, \ + { (1UL << XPRT_BOUND), "BOUND"}, \ + { (1UL << XPRT_BINDING), "BINDING"}, \ + { (1UL << XPRT_CLOSING), "CLOSING"}, \ + { (1UL << XPRT_CONGESTED), "CONGESTED"}, \ + { (1UL << XPRT_CWND_WAIT), "CWND_WAIT"}, \ + { (1UL << XPRT_WRITE_SPACE), "WRITE_SPACE"}) + +DECLARE_EVENT_CLASS(rpc_xprt_lifetime_class, + TP_PROTO( + const struct rpc_xprt *xprt + ), + + TP_ARGS(xprt), + + TP_STRUCT__entry( + __field(unsigned long, state) + __string(addr, xprt->address_strings[RPC_DISPLAY_ADDR]) + __string(port, xprt->address_strings[RPC_DISPLAY_PORT]) + ), + + TP_fast_assign( + __entry->state = xprt->state; + __assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]); + __assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]); + ), + + TP_printk("peer=[%s]:%s state=%s", + __get_str(addr), __get_str(port), + rpc_show_xprt_state(__entry->state)) +); + +#define DEFINE_RPC_XPRT_LIFETIME_EVENT(name) \ + DEFINE_EVENT(rpc_xprt_lifetime_class, \ + xprt_##name, \ + TP_PROTO( \ + const struct rpc_xprt *xprt \ + ), \ + TP_ARGS(xprt)) + +DEFINE_RPC_XPRT_LIFETIME_EVENT(create); +DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_auto); +DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_done); +DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_force); +DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_cleanup); +DEFINE_RPC_XPRT_LIFETIME_EVENT(destroy); + DECLARE_EVENT_CLASS(rpc_xprt_event, TP_PROTO( const struct rpc_xprt *xprt, @@ -990,6 +1202,54 @@ TRACE_EVENT(xs_stream_read_request, __entry->copied, __entry->reclen, __entry->offset) ); + +DECLARE_EVENT_CLASS(svc_xdr_buf_class, + TP_PROTO( + const struct svc_rqst *rqst, + const struct xdr_buf *xdr + ), + + TP_ARGS(rqst, xdr), + + TP_STRUCT__entry( + __field(u32, xid) + __field(const void *, head_base) + __field(size_t, head_len) + __field(const void *, tail_base) + __field(size_t, tail_len) + __field(unsigned int, page_len) + __field(unsigned int, msg_len) + ), + + TP_fast_assign( + __entry->xid = be32_to_cpu(rqst->rq_xid); + __entry->head_base = xdr->head[0].iov_base; + __entry->head_len = xdr->head[0].iov_len; + __entry->tail_base = xdr->tail[0].iov_base; + __entry->tail_len = xdr->tail[0].iov_len; + __entry->page_len = xdr->page_len; + __entry->msg_len = xdr->len; + ), + + TP_printk("xid=0x%08x head=[%p,%zu] page=%u tail=[%p,%zu] len=%u", + __entry->xid, + __entry->head_base, __entry->head_len, __entry->page_len, + __entry->tail_base, __entry->tail_len, __entry->msg_len + ) +); + +#define DEFINE_SVCXDRBUF_EVENT(name) \ + DEFINE_EVENT(svc_xdr_buf_class, \ + svc_xdr_##name, \ + TP_PROTO( \ + const struct svc_rqst *rqst, \ + const struct xdr_buf *xdr \ + ), \ + TP_ARGS(rqst, xdr)) + +DEFINE_SVCXDRBUF_EVENT(recvfrom); +DEFINE_SVCXDRBUF_EVENT(sendto); + #define show_rqstp_flags(flags) \ __print_flags(flags, "|", \ { (1UL << RQ_SECURE), "RQ_SECURE"}, \ @@ -1024,6 +1284,17 @@ TRACE_EVENT(svc_recv, show_rqstp_flags(__entry->flags)) ); +TRACE_DEFINE_ENUM(SVC_GARBAGE); +TRACE_DEFINE_ENUM(SVC_SYSERR); +TRACE_DEFINE_ENUM(SVC_VALID); +TRACE_DEFINE_ENUM(SVC_NEGATIVE); +TRACE_DEFINE_ENUM(SVC_OK); +TRACE_DEFINE_ENUM(SVC_DROP); +TRACE_DEFINE_ENUM(SVC_CLOSE); +TRACE_DEFINE_ENUM(SVC_DENIED); +TRACE_DEFINE_ENUM(SVC_PENDING); +TRACE_DEFINE_ENUM(SVC_COMPLETE); + #define svc_show_status(status) \ __print_symbolic(status, \ { SVC_GARBAGE, "SVC_GARBAGE" }, \ @@ -1167,28 +1438,54 @@ DEFINE_EVENT(svc_rqst_status, svc_send, { (1UL << XPT_KILL_TEMP), "XPT_KILL_TEMP"}, \ { (1UL << XPT_CONG_CTRL), "XPT_CONG_CTRL"}) +TRACE_EVENT(svc_xprt_create_err, + TP_PROTO( + const char *program, + const char *protocol, + struct sockaddr *sap, + const struct svc_xprt *xprt + ), + + TP_ARGS(program, protocol, sap, xprt), + + TP_STRUCT__entry( + __field(long, error) + __string(program, program) + __string(protocol, protocol) + __array(unsigned char, addr, sizeof(struct sockaddr_in6)) + ), + + TP_fast_assign( + __entry->error = PTR_ERR(xprt); + __assign_str(program, program); + __assign_str(protocol, protocol); + memcpy(__entry->addr, sap, sizeof(__entry->addr)); + ), + + TP_printk("addr=%pISpc program=%s protocol=%s error=%ld", + __entry->addr, __get_str(program), __get_str(protocol), + __entry->error) +); + TRACE_EVENT(svc_xprt_do_enqueue, TP_PROTO(struct svc_xprt *xprt, struct svc_rqst *rqst), TP_ARGS(xprt, rqst), TP_STRUCT__entry( - __field(struct svc_xprt *, xprt) __field(int, pid) __field(unsigned long, flags) __string(addr, xprt->xpt_remotebuf) ), TP_fast_assign( - __entry->xprt = xprt; __entry->pid = rqst? rqst->rq_task->pid : 0; __entry->flags = xprt->xpt_flags; __assign_str(addr, xprt->xpt_remotebuf); ), - TP_printk("xprt=%p addr=%s pid=%d flags=%s", - __entry->xprt, __get_str(addr), - __entry->pid, show_svc_xprt_flags(__entry->flags)) + TP_printk("addr=%s pid=%d flags=%s", __get_str(addr), + __entry->pid, show_svc_xprt_flags(__entry->flags)) ); DECLARE_EVENT_CLASS(svc_xprt_event, @@ -1197,25 +1494,55 @@ DECLARE_EVENT_CLASS(svc_xprt_event, TP_ARGS(xprt), TP_STRUCT__entry( - __field(struct svc_xprt *, xprt) __field(unsigned long, flags) __string(addr, xprt->xpt_remotebuf) ), TP_fast_assign( - __entry->xprt = xprt; __entry->flags = xprt->xpt_flags; __assign_str(addr, xprt->xpt_remotebuf); ), - TP_printk("xprt=%p addr=%s flags=%s", - __entry->xprt, __get_str(addr), - show_svc_xprt_flags(__entry->flags)) + TP_printk("addr=%s flags=%s", __get_str(addr), + show_svc_xprt_flags(__entry->flags)) ); -DEFINE_EVENT(svc_xprt_event, svc_xprt_no_write_space, - TP_PROTO(struct svc_xprt *xprt), - TP_ARGS(xprt)); +#define DEFINE_SVC_XPRT_EVENT(name) \ + DEFINE_EVENT(svc_xprt_event, svc_xprt_##name, \ + TP_PROTO( \ + struct svc_xprt *xprt \ + ), \ + TP_ARGS(xprt)) + +DEFINE_SVC_XPRT_EVENT(no_write_space); +DEFINE_SVC_XPRT_EVENT(close); +DEFINE_SVC_XPRT_EVENT(detach); +DEFINE_SVC_XPRT_EVENT(free); + +TRACE_EVENT(svc_xprt_accept, + TP_PROTO( + const struct svc_xprt *xprt, + const char *service + ), + + TP_ARGS(xprt, service), + + TP_STRUCT__entry( + __string(addr, xprt->xpt_remotebuf) + __string(protocol, xprt->xpt_class->xcl_name) + __string(service, service) + ), + + TP_fast_assign( + __assign_str(addr, xprt->xpt_remotebuf); + __assign_str(protocol, xprt->xpt_class->xcl_name) + __assign_str(service, service); + ), + + TP_printk("addr=%s protocol=%s service=%s", + __get_str(addr), __get_str(protocol), __get_str(service) + ) +); TRACE_EVENT(svc_xprt_dequeue, TP_PROTO(struct svc_rqst *rqst), @@ -1223,24 +1550,20 @@ TRACE_EVENT(svc_xprt_dequeue, TP_ARGS(rqst), TP_STRUCT__entry( - __field(struct svc_xprt *, xprt) __field(unsigned long, flags) __field(unsigned long, wakeup) __string(addr, rqst->rq_xprt->xpt_remotebuf) ), TP_fast_assign( - __entry->xprt = rqst->rq_xprt; __entry->flags = rqst->rq_xprt->xpt_flags; __entry->wakeup = ktime_to_us(ktime_sub(ktime_get(), rqst->rq_qtime)); __assign_str(addr, rqst->rq_xprt->xpt_remotebuf); ), - TP_printk("xprt=%p addr=%s flags=%s wakeup-us=%lu", - __entry->xprt, __get_str(addr), - show_svc_xprt_flags(__entry->flags), - __entry->wakeup) + TP_printk("addr=%s flags=%s wakeup-us=%lu", __get_str(addr), + show_svc_xprt_flags(__entry->flags), __entry->wakeup) ); TRACE_EVENT(svc_wake_up, @@ -1265,21 +1588,18 @@ TRACE_EVENT(svc_handle_xprt, TP_ARGS(xprt, len), TP_STRUCT__entry( - __field(struct svc_xprt *, xprt) __field(int, len) __field(unsigned long, flags) __string(addr, xprt->xpt_remotebuf) ), TP_fast_assign( - __entry->xprt = xprt; __entry->len = len; __entry->flags = xprt->xpt_flags; __assign_str(addr, xprt->xpt_remotebuf); ), - TP_printk("xprt=%p addr=%s len=%d flags=%s", - __entry->xprt, __get_str(addr), + TP_printk("addr=%s len=%d flags=%s", __get_str(addr), __entry->len, show_svc_xprt_flags(__entry->flags)) ); @@ -1313,27 +1633,221 @@ DECLARE_EVENT_CLASS(svc_deferred_event, TP_ARGS(dr), TP_STRUCT__entry( + __field(const void *, dr) __field(u32, xid) __string(addr, dr->xprt->xpt_remotebuf) ), TP_fast_assign( + __entry->dr = dr; __entry->xid = be32_to_cpu(*(__be32 *)(dr->args + (dr->xprt_hlen>>2))); __assign_str(addr, dr->xprt->xpt_remotebuf); ), - TP_printk("addr=%s xid=0x%08x", __get_str(addr), __entry->xid) + TP_printk("addr=%s dr=%p xid=0x%08x", __get_str(addr), __entry->dr, + __entry->xid) ); + #define DEFINE_SVC_DEFERRED_EVENT(name) \ - DEFINE_EVENT(svc_deferred_event, svc_##name##_deferred, \ + DEFINE_EVENT(svc_deferred_event, svc_defer_##name, \ TP_PROTO( \ const struct svc_deferred_req *dr \ ), \ TP_ARGS(dr)) DEFINE_SVC_DEFERRED_EVENT(drop); -DEFINE_SVC_DEFERRED_EVENT(revisit); +DEFINE_SVC_DEFERRED_EVENT(queue); +DEFINE_SVC_DEFERRED_EVENT(recv); + +TRACE_EVENT(svcsock_new_socket, + TP_PROTO( + const struct socket *socket + ), + + TP_ARGS(socket), + + TP_STRUCT__entry( + __field(unsigned long, type) + __field(unsigned long, family) + __field(bool, listener) + ), + + TP_fast_assign( + __entry->type = socket->type; + __entry->family = socket->sk->sk_family; + __entry->listener = (socket->sk->sk_state == TCP_LISTEN); + ), + + TP_printk("type=%s family=%s%s", + show_socket_type(__entry->type), + rpc_show_address_family(__entry->family), + __entry->listener ? " (listener)" : "" + ) +); + +TRACE_EVENT(svcsock_marker, + TP_PROTO( + const struct svc_xprt *xprt, + __be32 marker + ), + + TP_ARGS(xprt, marker), + + TP_STRUCT__entry( + __field(unsigned int, length) + __field(bool, last) + __string(addr, xprt->xpt_remotebuf) + ), + + TP_fast_assign( + __entry->length = be32_to_cpu(marker) & RPC_FRAGMENT_SIZE_MASK; + __entry->last = be32_to_cpu(marker) & RPC_LAST_STREAM_FRAGMENT; + __assign_str(addr, xprt->xpt_remotebuf); + ), + + TP_printk("addr=%s length=%u%s", __get_str(addr), + __entry->length, __entry->last ? " (last)" : "") +); + +DECLARE_EVENT_CLASS(svcsock_class, + TP_PROTO( + const struct svc_xprt *xprt, + ssize_t result + ), + + TP_ARGS(xprt, result), + + TP_STRUCT__entry( + __field(ssize_t, result) + __field(unsigned long, flags) + __string(addr, xprt->xpt_remotebuf) + ), + + TP_fast_assign( + __entry->result = result; + __entry->flags = xprt->xpt_flags; + __assign_str(addr, xprt->xpt_remotebuf); + ), + + TP_printk("addr=%s result=%zd flags=%s", __get_str(addr), + __entry->result, show_svc_xprt_flags(__entry->flags) + ) +); + +#define DEFINE_SVCSOCK_EVENT(name) \ + DEFINE_EVENT(svcsock_class, svcsock_##name, \ + TP_PROTO( \ + const struct svc_xprt *xprt, \ + ssize_t result \ + ), \ + TP_ARGS(xprt, result)) + +DEFINE_SVCSOCK_EVENT(udp_send); +DEFINE_SVCSOCK_EVENT(udp_recv); +DEFINE_SVCSOCK_EVENT(udp_recv_err); +DEFINE_SVCSOCK_EVENT(tcp_send); +DEFINE_SVCSOCK_EVENT(tcp_recv); +DEFINE_SVCSOCK_EVENT(tcp_recv_eagain); +DEFINE_SVCSOCK_EVENT(tcp_recv_err); +DEFINE_SVCSOCK_EVENT(data_ready); +DEFINE_SVCSOCK_EVENT(write_space); + +TRACE_EVENT(svcsock_tcp_recv_short, + TP_PROTO( + const struct svc_xprt *xprt, + u32 expected, + u32 received + ), + + TP_ARGS(xprt, expected, received), + + TP_STRUCT__entry( + __field(u32, expected) + __field(u32, received) + __field(unsigned long, flags) + __string(addr, xprt->xpt_remotebuf) + ), + + TP_fast_assign( + __entry->expected = expected; + __entry->received = received; + __entry->flags = xprt->xpt_flags; + __assign_str(addr, xprt->xpt_remotebuf); + ), + + TP_printk("addr=%s flags=%s expected=%u received=%u", + __get_str(addr), show_svc_xprt_flags(__entry->flags), + __entry->expected, __entry->received + ) +); + +TRACE_EVENT(svcsock_tcp_state, + TP_PROTO( + const struct svc_xprt *xprt, + const struct socket *socket + ), + + TP_ARGS(xprt, socket), + + TP_STRUCT__entry( + __field(unsigned long, socket_state) + __field(unsigned long, sock_state) + __field(unsigned long, flags) + __string(addr, xprt->xpt_remotebuf) + ), + + TP_fast_assign( + __entry->socket_state = socket->state; + __entry->sock_state = socket->sk->sk_state; + __entry->flags = xprt->xpt_flags; + __assign_str(addr, xprt->xpt_remotebuf); + ), + + TP_printk("addr=%s state=%s sk_state=%s flags=%s", __get_str(addr), + rpc_show_socket_state(__entry->socket_state), + rpc_show_sock_state(__entry->sock_state), + show_svc_xprt_flags(__entry->flags) + ) +); + +DECLARE_EVENT_CLASS(svcsock_accept_class, + TP_PROTO( + const struct svc_xprt *xprt, + const char *service, + long status + ), + + TP_ARGS(xprt, service, status), + + TP_STRUCT__entry( + __field(long, status) + __string(service, service) + __array(unsigned char, addr, sizeof(struct sockaddr_in6)) + ), + + TP_fast_assign( + __entry->status = status; + __assign_str(service, service); + memcpy(__entry->addr, &xprt->xpt_local, sizeof(__entry->addr)); + ), + + TP_printk("listener=%pISpc service=%s status=%ld", + __entry->addr, __get_str(service), __entry->status + ) +); + +#define DEFINE_ACCEPT_EVENT(name) \ + DEFINE_EVENT(svcsock_accept_class, svcsock_##name##_err, \ + TP_PROTO( \ + const struct svc_xprt *xprt, \ + const char *service, \ + long status \ + ), \ + TP_ARGS(xprt, service, status)) + +DEFINE_ACCEPT_EVENT(accept); +DEFINE_ACCEPT_EVENT(getpeername); DECLARE_EVENT_CLASS(cache_event, TP_PROTO( @@ -1368,6 +1882,86 @@ DEFINE_CACHE_EVENT(cache_entry_update); DEFINE_CACHE_EVENT(cache_entry_make_negative); DEFINE_CACHE_EVENT(cache_entry_no_listener); +DECLARE_EVENT_CLASS(register_class, + TP_PROTO( + const char *program, + const u32 version, + const int family, + const unsigned short protocol, + const unsigned short port, + int error + ), + + TP_ARGS(program, version, family, protocol, port, error), + + TP_STRUCT__entry( + __field(u32, version) + __field(unsigned long, family) + __field(unsigned short, protocol) + __field(unsigned short, port) + __field(int, error) + __string(program, program) + ), + + TP_fast_assign( + __entry->version = version; + __entry->family = family; + __entry->protocol = protocol; + __entry->port = port; + __entry->error = error; + __assign_str(program, program); + ), + + TP_printk("program=%sv%u proto=%s port=%u family=%s error=%d", + __get_str(program), __entry->version, + __entry->protocol == IPPROTO_UDP ? "udp" : "tcp", + __entry->port, rpc_show_address_family(__entry->family), + __entry->error + ) +); + +#define DEFINE_REGISTER_EVENT(name) \ + DEFINE_EVENT(register_class, svc_##name, \ + TP_PROTO( \ + const char *program, \ + const u32 version, \ + const int family, \ + const unsigned short protocol, \ + const unsigned short port, \ + int error \ + ), \ + TP_ARGS(program, version, family, protocol, \ + port, error)) + +DEFINE_REGISTER_EVENT(register); +DEFINE_REGISTER_EVENT(noregister); + +TRACE_EVENT(svc_unregister, + TP_PROTO( + const char *program, + const u32 version, + int error + ), + + TP_ARGS(program, version, error), + + TP_STRUCT__entry( + __field(u32, version) + __field(int, error) + __string(program, program) + ), + + TP_fast_assign( + __entry->version = version; + __entry->error = error; + __assign_str(program, program); + ), + + TP_printk("program=%sv%u error=%d", + __get_str(program), __entry->version, __entry->error + ) +); + #endif /* _TRACE_SUNRPC_H */ #include <trace/define_trace.h> diff --git a/include/uapi/linux/keyctl.h b/include/uapi/linux/keyctl.h index ed3d5893830d..4c8884eea808 100644 --- a/include/uapi/linux/keyctl.h +++ b/include/uapi/linux/keyctl.h @@ -69,6 +69,7 @@ #define KEYCTL_RESTRICT_KEYRING 29 /* Restrict keys allowed to link to a keyring */ #define KEYCTL_MOVE 30 /* Move keys between keyrings */ #define KEYCTL_CAPABILITIES 31 /* Find capabilities of keyrings subsystem */ +#define KEYCTL_WATCH_KEY 32 /* Watch a key or ring of keys for changes */ /* keyctl structures */ struct keyctl_dh_params { @@ -130,5 +131,6 @@ struct keyctl_pkey_params { #define KEYCTL_CAPS0_MOVE 0x80 /* KEYCTL_MOVE supported */ #define KEYCTL_CAPS1_NS_KEYRING_NAME 0x01 /* Keyring names are per-user_namespace */ #define KEYCTL_CAPS1_NS_KEY_TAG 0x02 /* Key indexing can include a namespace tag */ +#define KEYCTL_CAPS1_NOTIFICATIONS 0x04 /* Keys generate watchable notifications */ #endif /* _LINUX_KEYCTL_H */ diff --git a/include/uapi/linux/watch_queue.h b/include/uapi/linux/watch_queue.h new file mode 100644 index 000000000000..c3d8320b5d3a --- /dev/null +++ b/include/uapi/linux/watch_queue.h @@ -0,0 +1,104 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _UAPI_LINUX_WATCH_QUEUE_H +#define _UAPI_LINUX_WATCH_QUEUE_H + +#include <linux/types.h> +#include <linux/fcntl.h> +#include <linux/ioctl.h> + +#define O_NOTIFICATION_PIPE O_EXCL /* Parameter to pipe2() selecting notification pipe */ + +#define IOC_WATCH_QUEUE_SET_SIZE _IO('W', 0x60) /* Set the size in pages */ +#define IOC_WATCH_QUEUE_SET_FILTER _IO('W', 0x61) /* Set the filter */ + +enum watch_notification_type { + WATCH_TYPE_META = 0, /* Special record */ + WATCH_TYPE_KEY_NOTIFY = 1, /* Key change event notification */ + WATCH_TYPE__NR = 2 +}; + +enum watch_meta_notification_subtype { + WATCH_META_REMOVAL_NOTIFICATION = 0, /* Watched object was removed */ + WATCH_META_LOSS_NOTIFICATION = 1, /* Data loss occurred */ +}; + +/* + * Notification record header. This is aligned to 64-bits so that subclasses + * can contain __u64 fields. + */ +struct watch_notification { + __u32 type:24; /* enum watch_notification_type */ + __u32 subtype:8; /* Type-specific subtype (filterable) */ + __u32 info; +#define WATCH_INFO_LENGTH 0x0000007f /* Length of record */ +#define WATCH_INFO_LENGTH__SHIFT 0 +#define WATCH_INFO_ID 0x0000ff00 /* ID of watchpoint */ +#define WATCH_INFO_ID__SHIFT 8 +#define WATCH_INFO_TYPE_INFO 0xffff0000 /* Type-specific info */ +#define WATCH_INFO_TYPE_INFO__SHIFT 16 +#define WATCH_INFO_FLAG_0 0x00010000 /* Type-specific info, flag bit 0 */ +#define WATCH_INFO_FLAG_1 0x00020000 /* ... */ +#define WATCH_INFO_FLAG_2 0x00040000 +#define WATCH_INFO_FLAG_3 0x00080000 +#define WATCH_INFO_FLAG_4 0x00100000 +#define WATCH_INFO_FLAG_5 0x00200000 +#define WATCH_INFO_FLAG_6 0x00400000 +#define WATCH_INFO_FLAG_7 0x00800000 +}; + +/* + * Notification filtering rules (IOC_WATCH_QUEUE_SET_FILTER). + */ +struct watch_notification_type_filter { + __u32 type; /* Type to apply filter to */ + __u32 info_filter; /* Filter on watch_notification::info */ + __u32 info_mask; /* Mask of relevant bits in info_filter */ + __u32 subtype_filter[8]; /* Bitmask of subtypes to filter on */ +}; + +struct watch_notification_filter { + __u32 nr_filters; /* Number of filters */ + __u32 __reserved; /* Must be 0 */ + struct watch_notification_type_filter filters[]; +}; + + +/* + * Extended watch removal notification. This is used optionally if the type + * wants to indicate an identifier for the object being watched, if there is + * such. This can be distinguished by the length. + * + * type -> WATCH_TYPE_META + * subtype -> WATCH_META_REMOVAL_NOTIFICATION + */ +struct watch_notification_removal { + struct watch_notification watch; + __u64 id; /* Type-dependent identifier */ +}; + +/* + * Type of key/keyring change notification. + */ +enum key_notification_subtype { + NOTIFY_KEY_INSTANTIATED = 0, /* Key was instantiated (aux is error code) */ + NOTIFY_KEY_UPDATED = 1, /* Key was updated */ + NOTIFY_KEY_LINKED = 2, /* Key (aux) was added to watched keyring */ + NOTIFY_KEY_UNLINKED = 3, /* Key (aux) was removed from watched keyring */ + NOTIFY_KEY_CLEARED = 4, /* Keyring was cleared */ + NOTIFY_KEY_REVOKED = 5, /* Key was revoked */ + NOTIFY_KEY_INVALIDATED = 6, /* Key was invalidated */ + NOTIFY_KEY_SETATTR = 7, /* Key's attributes got changed */ +}; + +/* + * Key/keyring notification record. + * - watch.type = WATCH_TYPE_KEY_NOTIFY + * - watch.subtype = enum key_notification_type + */ +struct key_notification { + struct watch_notification watch; + __u32 key_id; /* The key/keyring affected */ + __u32 aux; /* Per-type auxiliary data */ +}; + +#endif /* _UAPI_LINUX_WATCH_QUEUE_H */ |