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| author | Alex Thorlton <athorlton@sgi.com> | 2013-07-08 16:00:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-09 10:33:25 -0700 |
| commit | dcb6b45254e2281b6f99ea7f2d51343954aa3ba8 (patch) | |
| tree | b7a6b377496550a7fe6acb9a37ab2bc8d0f8bc7d | |
| parent | 0a1be15097a5f5ee8cbaf7cf0a55146363db0e4d (diff) | |
| download | op-kernel-dev-dcb6b45254e2281b6f99ea7f2d51343954aa3ba8.zip op-kernel-dev-dcb6b45254e2281b6f99ea7f2d51343954aa3ba8.tar.gz | |
panic: add cpu/pid to warn_slowpath_common in WARNING printk()s
Add the cpu/pid that called WARN() so that the stack traces can be
matched up with the WARNING messages.
[akpm@linux-foundation.org: remove stray quote]
Signed-off-by: Alex Thorlton <athorlton@sgi.com>
Reviewed-by: Robin Holt <holt@sgi.com>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Vikram Mulukutla <markivx@codeaurora.org>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | kernel/panic.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/panic.c b/kernel/panic.c index 167ec097..9771231 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -399,8 +399,9 @@ struct slowpath_args { static void warn_slowpath_common(const char *file, int line, void *caller, unsigned taint, struct slowpath_args *args) { - printk(KERN_WARNING "------------[ cut here ]------------\n"); - printk(KERN_WARNING "WARNING: at %s:%d %pS()\n", file, line, caller); + pr_warn("------------[ cut here ]------------\n"); + pr_warn("WARNING: CPU: %d PID: %d at %s:%d %pS()\n", + raw_smp_processor_id(), current->pid, file, line, caller); if (args) vprintk(args->fmt, args->args); |
