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Diffstat (limited to 'include/uapi/asm-generic/siginfo.h')
-rw-r--r--include/uapi/asm-generic/siginfo.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/uapi/asm-generic/siginfo.h b/include/uapi/asm-generic/siginfo.h
index b7bc545ec3b2..5a1ca43b5fc6 100644
--- a/include/uapi/asm-generic/siginfo.h
+++ b/include/uapi/asm-generic/siginfo.h
@@ -46,7 +46,7 @@ union __sifields {
__kernel_timer_t _tid; /* timer id */
int _overrun; /* overrun count */
sigval_t _sigval; /* same as below */
- int _sys_private; /* not to be passed to user */
+ int _sys_private; /* Not used by the kernel. Historic leftover. Always 0. */
} _timer;
/* POSIX.1b signals */