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authorJakub Kicinski <kuba@kernel.org>2024-09-05 20:27:09 -0700
committerJakub Kicinski <kuba@kernel.org>2024-09-12 17:11:24 -0700
commit46ae4d0a489741565520195bddebc3414781e603 (patch)
treeb364bb2c6808d4d1ae4e00c46c123caf7fffe618 /arch/arm64/kernel/stacktrace.c
parent3cfb5aa10cb78571e214e48a3a6e42c11d5288a1 (diff)
parent5abfdfd402699ce7c1e81d1a25bc37f60f7741ff (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. No conflicts (sort of) and no adjacent changes. This merge reverts commit b3c9e65eb227 ("net: hsr: remove seqnr_lock") from net, as it was superseded by commit 430d67bdcb04 ("net: hsr: Use the seqnr lock for frames received via interlink port.") in net-next. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'arch/arm64/kernel/stacktrace.c')
-rw-r--r--arch/arm64/kernel/stacktrace.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c
index 6b3258860377..2729faaee4b4 100644
--- a/arch/arm64/kernel/stacktrace.c
+++ b/arch/arm64/kernel/stacktrace.c
@@ -25,6 +25,7 @@
*
* @common: Common unwind state.
* @task: The task being unwound.
+ * @graph_idx: Used by ftrace_graph_ret_addr() for optimized stack unwinding.
* @kr_cur: When KRETPROBES is selected, holds the kretprobe instance
* associated with the most recently encountered replacement lr
* value.
@@ -32,6 +33,7 @@
struct kunwind_state {
struct unwind_state common;
struct task_struct *task;
+ int graph_idx;
#ifdef CONFIG_KRETPROBES
struct llist_node *kr_cur;
#endif
@@ -106,7 +108,7 @@ kunwind_recover_return_address(struct kunwind_state *state)
if (state->task->ret_stack &&
(state->common.pc == (unsigned long)return_to_handler)) {
unsigned long orig_pc;
- orig_pc = ftrace_graph_ret_addr(state->task, NULL,
+ orig_pc = ftrace_graph_ret_addr(state->task, &state->graph_idx,
state->common.pc,
(void *)state->common.fp);
if (WARN_ON_ONCE(state->common.pc == orig_pc))