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author | Dmitry Safonov <dima@arista.com> | 2020-05-14 13:40:49 +1000 |
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committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2020-05-14 20:07:48 +1000 |
commit | a54ed5036e7886d736e5c34d827636602c9e7c92 (patch) | |
tree | 80c49b7b2e5408989f96768481e713491d7db44c | |
parent | 1b6af507a90d0d0b15318ac916262b3def3bd7ab (diff) | |
download | linux-a54ed5036e7886d736e5c34d827636602c9e7c92.tar.gz linux-a54ed5036e7886d736e5c34d827636602c9e7c92.tar.xz |
sysrq: use show_stack_loglvl()
Show the stack trace on a CPU with the same log level as "CPU%d" header.
Link: http://lkml.kernel.org/r/20200418201944.482088-45-dima@arista.com
Signed-off-by: Dmitry Safonov <dima@arista.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
-rw-r--r-- | drivers/tty/sysrq.c | 2 | ||||
-rw-r--r-- | include/linux/sched/debug.h | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c index 0dc3878794fd..fcd6534dec92 100644 --- a/drivers/tty/sysrq.c +++ b/drivers/tty/sysrq.c @@ -233,7 +233,7 @@ static void showacpu(void *dummy) raw_spin_lock_irqsave(&show_lock, flags); pr_info("CPU%d:\n", smp_processor_id()); - show_stack(NULL, NULL); + show_stack_loglvl(NULL, NULL, KERN_INFO); raw_spin_unlock_irqrestore(&show_lock, flags); } diff --git a/include/linux/sched/debug.h b/include/linux/sched/debug.h index 95fb9e025247..373e4e3faf2a 100644 --- a/include/linux/sched/debug.h +++ b/include/linux/sched/debug.h @@ -31,6 +31,8 @@ extern void show_regs(struct pt_regs *); * trace (or NULL if the entire call-chain of the task should be shown). */ extern void show_stack(struct task_struct *task, unsigned long *sp); +extern void show_stack_loglvl(struct task_struct *task, unsigned long *sp, + const char *loglvl); extern void sched_show_task(struct task_struct *p); |