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Subject[PATCH] tracing/osnoise: Fix sparse warning in function start_kthread
Date
Change main to main_func to fix following sparse warning:

kernel/trace/trace_osnoise.c: In function ‘start_kthread’:
kernel/trace/trace_osnoise.c:1674:8: warning: ‘main’ is usually a function [-Wmain]
void *main = osnoise_main;
^~~~

Signed-off-by: Wang ShaoBo <bobo.shaobowang@huawei.com>
---
kernel/trace/trace_osnoise.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c
index 7520d43aed55..2bebf31d4baf 100644
--- a/kernel/trace/trace_osnoise.c
+++ b/kernel/trace/trace_osnoise.c
@@ -1691,17 +1691,17 @@ static void stop_per_cpu_kthreads(void)
static int start_kthread(unsigned int cpu)
{
struct task_struct *kthread;
- void *main = osnoise_main;
+ void *main_func = osnoise_main;
char comm[24];

if (timerlat_enabled()) {
snprintf(comm, 24, "timerlat/%d", cpu);
- main = timerlat_main;
+ main_func = timerlat_main;
} else {
snprintf(comm, 24, "osnoise/%d", cpu);
}

- kthread = kthread_create_on_cpu(main, NULL, cpu, comm);
+ kthread = kthread_create_on_cpu(main_func, NULL, cpu, comm);

if (IS_ERR(kthread)) {
pr_err(BANNER "could not start sampling thread\n");
--
2.25.1
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