diff options
| author |   Feng Tang <feng.tang@intel.com> | 2019-01-03 15:28:20 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2019-01-04 13:13:47 -0800 |
| commit | 81c9d43f94870be66146739c6e61df40dc17bb64 (patch) | |
| tree | 0209bcac3a8833b99e6b53d0e062667891e09f70 /kernel/sysctl_binary.c | |
| parent | panic: add options to print system info when panic happens (diff) | |
| download | linux-dev-81c9d43f94870be66146739c6e61df40dc17bb64.tar.xz linux-dev-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/sysctl_binary.c')
| -rw-r--r-- | kernel/sysctl_binary.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/sysctl_binary.c b/kernel/sysctl_binary.c index 07148b497451..73c132095a7b 100644 --- a/kernel/sysctl_binary.c +++ b/kernel/sysctl_binary.c @@ -140,6 +140,7 @@ static const struct bin_table bin_kern_table[] = { { CTL_INT, KERN_MAX_LOCK_DEPTH, "max_lock_depth" }, { CTL_INT, KERN_PANIC_ON_NMI, "panic_on_unrecovered_nmi" }, { CTL_INT, KERN_PANIC_ON_WARN, "panic_on_warn" }, + { CTL_ULONG, KERN_PANIC_PRINT, "panic_print" }, {} }; |