diff options
| author | Feng Tang <feng.tang@intel.com> | 2019-01-04 00:28:20 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-01-04 22:13:47 +0100 |
| commit | 81c9d43f94870be66146739c6e61df40dc17bb64 (patch) | |
| tree | 0209bcac3a8833b99e6b53d0e062667891e09f70 /kernel/panic.c | |
| parent | panic: add options to print system info when panic happens (diff) | |
| download | linux-81c9d43f94870be66146739c6e61df40dc17bb64.tar.xz linux-81c9d43f94870be66146739c6e61df40dc17bb64.zip | |
kernel/sysctl: add panic_print into sysctl
So that we can also runtime chose to print out the needed system info
for panic, other than setting the kernel cmdline.
Link: http://lkml.kernel.org/r/1543398842-19295-3-git-send-email-feng.tang@intel.com
Signed-off-by: Feng Tang <feng.tang@intel.com>
Suggested-by: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Kees Cook <keescook@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/panic.c')
| -rw-r--r-- | kernel/panic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/panic.c b/kernel/panic.c index 855f66738bc7..f121e6ba7e11 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -51,7 +51,7 @@ EXPORT_SYMBOL_GPL(panic_timeout); #define PANIC_PRINT_TIMER_INFO 0x00000004 #define PANIC_PRINT_LOCK_INFO 0x00000008 #define PANIC_PRINT_FTRACE_INFO 0x00000010 -static unsigned long panic_print; +unsigned long panic_print; ATOMIC_NOTIFIER_HEAD(panic_notifier_list); |