diff options
| author | Tom Zanussi <tom.zanussi@linux.intel.com> | 2018-01-15 20:51:42 -0600 |
|---|---|---|
| committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2018-03-10 16:05:51 -0500 |
| commit | 1ac4f51c0eb518e04ff3455f0c7d17ad9187eb27 (patch) | |
| tree | 6040767a06607107abddcc433cf0e720ad91e0e2 /kernel/trace/trace_events_hist.c | |
| parent | 2c1ea60b195da6c4661ec5e4d61f68b8b34e113b (diff) | |
tracing: Give event triggers access to ring_buffer_event
The ring_buffer event can provide a timestamp that may be useful to
various triggers - pass it into the handlers for that purpose.
Link: http://lkml.kernel.org/r/6de592683b59fa70ffa5d43d0109896623fc1367.1516069914.git.tom.zanussi@linux.intel.com
Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_events_hist.c')
| -rw-r--r-- | kernel/trace/trace_events_hist.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c index 712260e72be5..63a19123cf47 100644 --- a/kernel/trace/trace_events_hist.c +++ b/kernel/trace/trace_events_hist.c @@ -909,7 +909,8 @@ static inline void add_to_key(char *compound_key, void *key, memcpy(compound_key + key_field->offset, key, size); } -static void event_hist_trigger(struct event_trigger_data *data, void *rec) +static void event_hist_trigger(struct event_trigger_data *data, void *rec, + struct ring_buffer_event *event) { struct hist_trigger_data *hist_data = data->private_data; bool use_compound_key = (hist_data->n_keys > 1); @@ -1658,7 +1659,8 @@ __init int register_trigger_hist_cmd(void) } static void -hist_enable_trigger(struct event_trigger_data *data, void *rec) +hist_enable_trigger(struct event_trigger_data *data, void *rec, + struct ring_buffer_event *event) { struct enable_trigger_data *enable_data = data->private_data; struct event_trigger_data *test; @@ -1674,7 +1676,8 @@ hist_enable_trigger(struct event_trigger_data *data, void *rec) } static void -hist_enable_count_trigger(struct event_trigger_data *data, void *rec) +hist_enable_count_trigger(struct event_trigger_data *data, void *rec, + struct ring_buffer_event *event) { if (!data->count) return; @@ -1682,7 +1685,7 @@ hist_enable_count_trigger(struct event_trigger_data *data, void *rec) if (data->count != -1) (data->count)--; - hist_enable_trigger(data, rec); + hist_enable_trigger(data, rec, event); } static struct event_trigger_ops hist_enable_trigger_ops = { |