From: John Ferlan <jferlan@redhat.com>
Date: Tue, 24 Nov 2015 14:23:46 +0000 (-0500)
Subject: storage: Add debug message
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=b3df72c4dd1a35e4e2ac4eaa5e044e49084973c4;p=people%2Fliuw%2Flibxenctrl-split%2Flibvirt.git

storage: Add debug message

I found this useful while processing a volume that wouldn't end up
showing up in the resulting list of block volumes. In this case, the
partition type wasn't found in the disk_types table.
---

diff --git a/src/storage/storage_backend.c b/src/storage/storage_backend.c
index c29b16234..6915b8a10 100644
--- a/src/storage/storage_backend.c
+++ b/src/storage/storage_backend.c
@@ -1444,6 +1444,10 @@ virStorageBackendDetectBlockVolFormatFD(virStorageSourcePtr target,
         }
     }
 
+    if (target->format == VIR_STORAGE_POOL_DISK_UNKNOWN)
+        VIR_DEBUG("cannot determine the target format for '%s'",
+                  target->path);
+
     return 0;
 }