diff options
| author | Shashank Mittal <mittals@codeaurora.org> | 2016-05-20 13:06:09 -0700 |
|---|---|---|
| committer | Kyle Yan <kyan@codeaurora.org> | 2016-05-24 14:15:31 -0700 |
| commit | e56ad58d2c990433edb731563737d1bde83c539f (patch) | |
| tree | 794966b47cc72d4c2593fbf9952f8440b6155406 /kernel/trace/trace_events.c | |
| parent | 11105a8b04eeb6d4bcb128563efedaaba814297f (diff) | |
coresight: enable stm logging for trace events, marker and printk
Dup ftrace event traffic and writes to trace_marker file from
userspace to STM. Also dup trace printk traffic to STM. This
allows Linux tracing and log data to be correlated with other
data transported over STM.
Change-Id: I4fcb42f2e97ab963fdc85853f4f3ea1f208bfc3c
Signed-off-by: Pratik Patel <pratikp@codeaurora.org>
[spjoshi@codeaurora.org: 3.18 code fixup]
Signed-off-by: Sarangdhar Joshi <spjoshi@codeaurora.org>
[mittals@codeaurora.org: 4.4 code fixup]
Signed-off-by: Shashank Mittal <mittals@codeaurora.org>
Diffstat (limited to 'kernel/trace/trace_events.c')
| -rw-r--r-- | kernel/trace/trace_events.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 4f6ef6912e00..52bb846af3d6 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -285,14 +285,15 @@ static void output_printk(struct trace_event_buffer *fbuffer) spin_unlock_irqrestore(&tracepoint_iter_lock, flags); } -void trace_event_buffer_commit(struct trace_event_buffer *fbuffer) +void trace_event_buffer_commit(struct trace_event_buffer *fbuffer, + unsigned long len) { if (tracepoint_printk) output_printk(fbuffer); event_trigger_unlock_commit(fbuffer->trace_file, fbuffer->buffer, fbuffer->event, fbuffer->entry, - fbuffer->flags, fbuffer->pc); + fbuffer->flags, fbuffer->pc, len); } EXPORT_SYMBOL_GPL(trace_event_buffer_commit); |