diff options
| author | Yunhui Cui <cuiyunhui@bytedance.com> | 2024-12-10 17:52:38 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-01-12 20:21:05 -0800 |
| commit | 3c16fc0c913a62d4ed52be1b31519f8837086187 (patch) | |
| tree | 90feafb05ab055e689964031d1d5e4becdd3f3e3 /kernel | |
| parent | b6ca5bbcfd9f8d8a4b35a651d865536fb63e8e0d (diff) | |
watchdog: output this_cpu when printing hard LOCKUP
When printing "Watchdog detected hard LOCKUP on cpu", also output the
detecting CPU. It's more intuitive.
Link: https://lkml.kernel.org/r/20241210095238.63444-1-cuiyunhui@bytedance.com
Signed-off-by: Yunhui Cui <cuiyunhui@bytedance.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Cc: Bitao Hu <yaoma@linux.alibaba.com>
Cc: Joel Granados <joel.granados@kernel.org>
Cc: John Ogness <john.ogness@linutronix.de>
Cc: Liu Song <liusong@linux.alibaba.com>
Cc: Song Liu <song@kernel.org>
Cc: Thomas Weißschuh <linux@weissschuh.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/watchdog.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/watchdog.c b/kernel/watchdog.c index 41e0f7e9fa35..177abb7d0d4e 100644 --- a/kernel/watchdog.c +++ b/kernel/watchdog.c @@ -190,7 +190,7 @@ void watchdog_hardlockup_check(unsigned int cpu, struct pt_regs *regs) * with printk_cpu_sync_get_irqsave() that we can still at least * get the message about the lockup out. */ - pr_emerg("Watchdog detected hard LOCKUP on cpu %d\n", cpu); + pr_emerg("CPU%u: Watchdog detected hard LOCKUP on cpu %u\n", this_cpu, cpu); printk_cpu_sync_get_irqsave(flags); print_modules(); |