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| author | Martin Schwenke <martin@meltin.net> | 2012-06-05 16:00:07 +1000 |
|---|---|---|
| committer | Stefan Metzmacher <metze@samba.org> | 2012-06-08 19:00:05 +0200 |
| commit | 796acbd9ffd20f13f320641b8a27f86624f3d701 (patch) | |
| tree | 5185331f59a2197a68ada44ca27f8ab0435d2608 /lib/tevent/tevent_epoll.c | |
| parent | 653cb76edfc3e9c2c426a6f8ec6ecfb253bd54d9 (diff) | |
| download | samba-796acbd9ffd20f13f320641b8a27f86624f3d701.tar.gz samba-796acbd9ffd20f13f320641b8a27f86624f3d701.tar.xz samba-796acbd9ffd20f13f320641b8a27f86624f3d701.zip | |
lib/tevent: Add trace point callback
Set/get a single callback function to be invoked at various trace
points. Define "before wait" and "after wait" trace points - more
trace points can be added later if required.
CTDB wants this to log long waits and events.
Pair-programmed-with: Amitay Isaacs <amitay@gmail.com>
Signed-off-by: Martin Schwenke <martin@meltin.net>
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Diffstat (limited to 'lib/tevent/tevent_epoll.c')
| -rw-r--r-- | lib/tevent/tevent_epoll.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/tevent/tevent_epoll.c b/lib/tevent/tevent_epoll.c index 33e1d3f20f..5f93de2c57 100644 --- a/lib/tevent/tevent_epoll.c +++ b/lib/tevent/tevent_epoll.c @@ -264,7 +264,9 @@ static int epoll_event_loop(struct epoll_event_context *epoll_ev, struct timeval return 0; } + tevent_trace_point_callback(epoll_ev->ev, TEVENT_TRACE_BEFORE_WAIT); ret = epoll_wait(epoll_ev->epoll_fd, events, MAXEVENTS, timeout); + tevent_trace_point_callback(epoll_ev->ev, TEVENT_TRACE_AFTER_WAIT); if (ret == -1 && errno == EINTR && epoll_ev->ev->signal_events) { if (tevent_common_check_signal(epoll_ev->ev)) { |