[libvirt] [PATCH 3/8] Tweak daemon event debug to include errno
* daemon/event.c: Include errno in debug info upon poll() failure
---
daemon/event.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/daemon/event.c b/daemon/event.c
index a983b35..0920748 100644
--- a/daemon/event.c
+++ b/daemon/event.c
@@ -576,13 +576,14 @@ int virEventRunOnce(void) {
retry:
EVENT_DEBUG("Poll on %d handles %p timeout %d", nfds, fds, timeout);
ret = poll(fds, nfds, timeout);
- EVENT_DEBUG("Poll got %d event", ret);
if (ret < 0) {
+ EVENT_DEBUG("Poll got error event %d", errno);
if (errno == EINTR) {
goto retry;
}
goto error_unlocked;
}
+ EVENT_DEBUG("Poll got %d event(s)", ret);
virMutexLock(&eventLoop.lock);
if (virEventDispatchTimeouts() < 0)
--
1.7.2.3