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authorMarco Elver <elver@google.com>2021-04-08 12:36:00 +0200
committerPeter Zijlstra <peterz@infradead.org>2021-04-16 16:32:41 +0200
commitfb6cc127e0b6e629252cdd0f77d5a1f49db95b92 (patch)
treed87b4f9b27913150809daadbb6674929832762ba /arch/m68k
parentperf: Add support for event removal on exec (diff)
downloadlinux-fb6cc127e0b6e629252cdd0f77d5a1f49db95b92.tar.xz
linux-fb6cc127e0b6e629252cdd0f77d5a1f49db95b92.zip
signal: Introduce TRAP_PERF si_code and si_perf to siginfo
Introduces the TRAP_PERF si_code, and associated siginfo_t field si_perf. These will be used by the perf event subsystem to send signals (if requested) to the task where an event occurred. Signed-off-by: Marco Elver <elver@google.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> # m68k Acked-by: Arnd Bergmann <arnd@arndb.de> # asm-generic Link: https://lkml.kernel.org/r/20210408103605.1676875-6-elver@google.com
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/kernel/signal.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c
index 349570f16a78..a4b7ee1df211 100644
--- a/arch/m68k/kernel/signal.c
+++ b/arch/m68k/kernel/signal.c
@@ -622,6 +622,9 @@ static inline void siginfo_build_tests(void)
/* _sigfault._addr_pkey */
BUILD_BUG_ON(offsetof(siginfo_t, si_pkey) != 0x12);
+ /* _sigfault._perf */
+ BUILD_BUG_ON(offsetof(siginfo_t, si_perf) != 0x10);
+
/* _sigpoll */
BUILD_BUG_ON(offsetof(siginfo_t, si_band) != 0x0c);
BUILD_BUG_ON(offsetof(siginfo_t, si_fd) != 0x10);