[tip: sched/core] stop_machine: Add caller debug info to queue_stop_cpus_work

tip-bot2 for Valentin Schneider
2021-03-23T15:18:31Z

The following commit has been merged into the sched/core branch of tip:

Commit-ID: 2a2f80ff63bc36a874ed569bcaef932a8fe43514
Gitweb: https://git.kernel.org/tip/2a2f80ff63bc36a874ed569bcaef932a8fe43514
Author: Valentin Schneider <valentin.schneider@arm.com>
AuthorDate: Thu, 10 Dec 2020 16:38:29
Committer: Peter Zijlstra <peterz@infradead.org>
CommitterDate: Tue, 23 Mar 2021 16:01:58 +01:00

stop_machine: Add caller debug info to queue_stop_cpus_work

Most callsites were covered by commit

a8b62fd08505 ("stop_machine: Add function and caller debug info")

but this skipped queue_stop_cpus_work(). Add caller debug info to it.

Signed-off-by: Valentin Schneider <valentin.schneider@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20201210163830.21514-2-valentin.schneider@arm.com
---
kernel/stop_machine.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index 971d8ac..cbc3027 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -409,6 +409,7 @@ static bool queue_stop_cpus_work(const struct cpumask *cpumask,
work->fn = fn;
work->arg = arg;
work->done = done;
+ work->caller = _RET_IP_;
if (cpu_stop_queue_work(cpu, work))
queued = true;
}