[PATCH] lib/smp_processor_id: fix imbalanced instrumentation_end() call

From: Tetsuo Handa
Date: Wed Jun 22 2022 - 01:47:04 EST


Currently instrumentation_end() won't be called if printk_ratelimit()
returned false.

Fixes: 126f21f0e8d46e2c ("lib/smp_processor_id: Move it into noinstr section")
Signed-off-by: Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx>
---
lib/smp_processor_id.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/smp_processor_id.c b/lib/smp_processor_id.c
index 046ac6297c78..a2bb7738c373 100644
--- a/lib/smp_processor_id.c
+++ b/lib/smp_processor_id.c
@@ -47,9 +47,9 @@ 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;
--
2.18.4