From: Daniel P. Berrange <berrange@redhat.com>
Date: Wed, 1 Dec 2010 16:41:14 +0000 (+0000)
Subject: Tweak daemon event debug to include errno
X-Git-Tag: v0.8.7~178
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=19240c3c00cab68fdd4815138922f6364f2573d3;p=thirdparty%2Flibvirt.git

Tweak daemon event debug to include errno

* daemon/event.c: Include errno in debug info upon poll() failure
---

diff --git a/daemon/event.c b/daemon/event.c
index a983b353e6..0920748d19 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)