2021-10-21 12:31:21

by Cai,Huoqing

[permalink] [raw]
Subject: [PATCH v2 5/6] trace/osnoise: Make use of the helper macro kthread_run_on_cpu()

Repalce kthread_create_on_cpu/wake_up_process()
with kthread_run_on_cpu() to simplify the code.

Signed-off-by: Cai Huoqing <[email protected]>
---
v1->v2: Update changelog.

kernel/trace/trace_osnoise.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c
index ce053619f289..cbd78fd5e491 100644
--- a/kernel/trace/trace_osnoise.c
+++ b/kernel/trace/trace_osnoise.c
@@ -1525,7 +1525,7 @@ static int start_kthread(unsigned int cpu)
#else
snprintf(comm, 24, "osnoise/%d", cpu);
#endif
- kthread = kthread_create_on_cpu(main, NULL, cpu, comm);
+ kthread = kthread_run_on_cpu(main, NULL, cpu, comm);

if (IS_ERR(kthread)) {
pr_err(BANNER "could not start sampling thread\n");
@@ -1534,7 +1534,6 @@ static int start_kthread(unsigned int cpu)
}

per_cpu(per_cpu_osnoise_var, cpu).kthread = kthread;
- wake_up_process(kthread);

return 0;
}
--
2.25.1