diff options
| author | Steven Rostedt (Red Hat) <rostedt@goodmis.org> | 2016-04-27 11:09:42 -0400 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2016-04-29 16:14:08 -0400 |
| commit | 9cbb1506ab2db987c160e7fc50665bf47b5b6fa1 (patch) | |
| tree | 550d3084156dd2dc80b32c386ada77fbdd108227 /kernel | |
| parent | 65da9a0a3bf2202c2432f42d41eb908f2fa30579 (diff) | |
| download | linux-9cbb1506ab2db987c160e7fc50665bf47b5b6fa1.tar.gz linux-9cbb1506ab2db987c160e7fc50665bf47b5b6fa1.tar.xz | |
tracing: Fold filter_check_discard() into its only user
The function filter_check_discard() is small and only called by one user,
its code can be folded into that one caller and make the code a bit less
comlplex.
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/trace.c | 13 | ||||
| -rw-r--r-- | kernel/trace/trace.h | 13 |
2 files changed, 6 insertions, 20 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 02f5a5f51d49..1ba54e241c8d 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -306,19 +306,6 @@ void trace_array_put(struct trace_array *this_tr) mutex_unlock(&trace_types_lock); } -int filter_check_discard(struct trace_event_file *file, void *rec, - struct ring_buffer *buffer, - struct ring_buffer_event *event) -{ - if (unlikely(file->flags & EVENT_FILE_FL_FILTERED) && - !filter_match_preds(file->filter, rec)) { - ring_buffer_discard_commit(buffer, event); - return 1; - } - - return 0; -} - int call_filter_check_discard(struct trace_event_call *call, void *rec, struct ring_buffer *buffer, struct ring_buffer_event *event) diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index ee8691c66bfe..0862e7559548 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -1065,9 +1065,6 @@ struct trace_subsystem_dir { int nr_events; }; -extern int filter_check_discard(struct trace_event_file *file, void *rec, - struct ring_buffer *buffer, - struct ring_buffer_event *event); extern int call_filter_check_discard(struct trace_event_call *call, void *rec, struct ring_buffer *buffer, struct ring_buffer_event *event); @@ -1096,12 +1093,14 @@ __event_trigger_test_discard(struct trace_event_file *file, if (eflags & EVENT_FILE_FL_TRIGGER_COND) *tt = event_triggers_call(file, entry); - if (test_bit(EVENT_FILE_FL_SOFT_DISABLED_BIT, &file->flags)) + if (test_bit(EVENT_FILE_FL_SOFT_DISABLED_BIT, &file->flags) || + (unlikely(file->flags & EVENT_FILE_FL_FILTERED) && + !filter_match_preds(file->filter, entry))) { ring_buffer_discard_commit(buffer, event); - else if (!filter_check_discard(file, entry, buffer, event)) - return false; + return true; + } - return true; + return false; } /** |