[PATCH] tracing: use WARN_ONCE
From: Jason Wang
Date: Mon Jul 26 2021 - 09:56:46 EST
printk + WARN_ON_ONCE can be just WARN_ONCE.
Signed-off-by: Jason Wang <wangborong@xxxxxxxxxx>
---
kernel/trace/trace_output.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index a0bf446bb034..c06726b6d8b4 100644
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -1574,9 +1574,8 @@ __init static int init_events(void)
ret = register_trace_event(event);
if (!ret) {
- printk(KERN_WARNING "event %d failed to register\n",
- event->type);
- WARN_ON_ONCE(1);
+ WARN_ONCE(1, "event %d failed to register\n",
+ event->type);
}
}
--
2.32.0