diff mbox series

libtracefs: Add missed_events to record

Message ID 20220804070559.36e6e6fc@gandalf.local.home (mailing list archive)
State Accepted
Commit d2d53404ce37e576b18eebc29c1ff93c191407ba
Headers show
Series libtracefs: Add missed_events to record | expand

Commit Message

Steven Rostedt Aug. 4, 2022, 11:05 a.m. UTC 
From: "Steven Rostedt (Google)" <rostedt@goodmis.org>

When iterating over the events in the ring buffer, make sure to set the
"missed_events" value of the record. This is very important for the
callers to know that events were dropped.

Fixes: 3add2d75192e0 ("libtracefs: Iterate over raw events in sorted order")
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
---
 src/tracefs-events.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/src/tracefs-events.c b/src/tracefs-events.c
index 61a1c122e74e..d870241e127f 100644
--- a/src/tracefs-events.c
+++ b/src/tracefs-events.c
@@ -46,6 +46,7 @@  static int read_kbuf_record(struct cpu_iterate *cpu)
 	cpu->record.ts = ts;
 	cpu->record.size = kbuffer_event_size(cpu->kbuf);
 	cpu->record.record_size = kbuffer_curr_size(cpu->kbuf);
+	cpu->record.missed_events = kbuffer_missed_events(cpu->kbuf);
 	cpu->record.cpu = cpu->cpu;
 	cpu->record.data = ptr;
 	cpu->record.ref_count = 1;