diff options
| author | Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> | 2022-06-22 14:46:31 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-21 15:16:08 +0200 |
| commit | 3487aa558a664cb062a5b4cda0e9a31eb0451820 (patch) | |
| tree | cdb61ab84edda629a5284f7b58262cf336909470 /lib | |
| parent | 483ad8a16fde9ac866b79f045740d2cbe0076114 (diff) | |
lib/smp_processor_id: fix imbalanced instrumentation_end() call
[ Upstream commit bd27acaac24e4b252ee28dddcabaee80456d0faf ]
Currently instrumentation_end() won't be called if printk_ratelimit()
returned false.
Link: https://lkml.kernel.org/r/a636d8e0-ad32-5888-acac-671f7f553bb3@I-love.SAKURA.ne.jp
Fixes: 126f21f0e8d46e2c ("lib/smp_processor_id: Move it into noinstr section")
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Alexandre Chartre <alexandre.chartre@oracle.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/smp_processor_id.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/smp_processor_id.c b/lib/smp_processor_id.c index 525222e4f409..2916606a9333 100644 --- a/lib/smp_processor_id.c +++ b/lib/smp_processor_id.c @@ -46,9 +46,9 @@ unsigned int check_preemption_disabled(const char *what1, const char *what2) printk("caller is %pS\n", __builtin_return_address(0)); dump_stack(); - instrumentation_end(); out_enable: + instrumentation_end(); preempt_enable_no_resched_notrace(); out: return this_cpu; |