storage: Allow probe of volume capacity for BLOCK type

If the voldef type is VIR_STORAGE_VOL_BLOCK, then as long as the
format is known, let's allow the probe to happen - gets a truer value
and the same probe/update would be allowed for the same volume defined
in a domain.

diff --git a/src/storage/storage_backend.c b/src/storage/storage_backend.c
index 742dc07db6a1560a5b81390c7946a53a29fa60a9..20c2b851157c5cd4a8493ac9c941c93a39e92a12 100644 (file)
--- a/src/storage/storage_backend.c
+++ b/src/storage/storage_backend.c
@@ -1900,7 +1900,7 @@ virStorageBackendUpdateVolTargetInfo(virStorageVolType voltype,
     if ((ret = virStorageBackendUpdateVolTargetInfoFD(target, fd, &sb)) < 0)
         goto cleanup;
 
-    if (voltype == VIR_STORAGE_VOL_FILE &&
+    if ((voltype == VIR_STORAGE_VOL_FILE || voltype == VIR_STORAGE_VOL_BLOCK) &&
         target->format != VIR_STORAGE_FILE_NONE) {
         if (S_ISDIR(sb.st_mode)) {
             if (virStorageBackendIsPloopDir(target->path)) {