diff options
Diffstat (limited to 'kernel/trace/trace_event_profile.c')
| -rw-r--r-- | kernel/trace/trace_event_profile.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/trace/trace_event_profile.c b/kernel/trace/trace_event_profile.c index d9c60f80aa0..9e25573242c 100644 --- a/kernel/trace/trace_event_profile.c +++ b/kernel/trace/trace_event_profile.c @@ -25,7 +25,7 @@ static int ftrace_profile_enable_event(struct ftrace_event_call *event) char *buf; int ret = -ENOMEM; - if (atomic_inc_return(&event->profile_count)) + if (event->profile_count++ > 0) return 0; if (!total_profile_count) { @@ -56,7 +56,7 @@ fail_buf_nmi: perf_trace_buf = NULL; } fail_buf: - atomic_dec(&event->profile_count); + event->profile_count--; return ret; } @@ -83,7 +83,7 @@ static void ftrace_profile_disable_event(struct ftrace_event_call *event) { char *buf, *nmi_buf; - if (!atomic_add_negative(-1, &event->profile_count)) + if (--event->profile_count > 0) return; event->profile_disable(event); |