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Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r--kernel/trace/trace.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index ef82a7fabf3b..fd52a19dd172 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1206,6 +1206,7 @@ ftrace_trace_special(void *__tr,
unsigned long arg1, unsigned long arg2, unsigned long arg3,
int pc)
{
+ struct ftrace_event_call *call = &event_special;
struct ring_buffer_event *event;
struct trace_array *tr = __tr;
struct ring_buffer *buffer = tr->buffer;
@@ -1219,7 +1220,9 @@ ftrace_trace_special(void *__tr,
entry->arg1 = arg1;
entry->arg2 = arg2;
entry->arg3 = arg3;
- trace_buffer_unlock_commit(buffer, event, 0, pc);
+
+ if (!filter_check_discard(call, entry, buffer, event))
+ trace_buffer_unlock_commit(buffer, event, 0, pc);
}
void