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Only check for cluster fs if we're using a filesystem

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otherwise migration fails for e.g. network filesystems like sheepdog
with:

   error: Invalid relative path 'virt-name': Invalid argument

while we should fail with:

    Migration may lead to data corruption if disks use cache != none

References:

    http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=676328
    https://www.redhat.com/archives/libvirt-users/2012-May/msg00088.html
(cherry picked from commit 3ac8fb54f4e6365e6252eae9995fb8333972ae94)
This commit is contained in:
Guido Günther 2012-06-06 20:36:31 +02:00 committed by Cole Robinson
parent 84daddb0b9
commit 95ae1a06bc
1 changed files with 7 additions and 4 deletions
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11
src/qemu/qemu_migration.c
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@ -840,10 +840,13 @@ qemuMigrationIsSafe(virDomainDefPtr def)
!disk->readonly &&
disk->cachemode != VIR_DOMAIN_DISK_CACHE_DISABLE) {
int cfs;
if ((cfs = virStorageFileIsClusterFS(disk->src)) == 1)
continue;
else if (cfs < 0)
return false;
if (disk->type == VIR_DOMAIN_DISK_TYPE_FILE) {
if ((cfs = virStorageFileIsClusterFS(disk->src)) == 1)
continue;
else if (cfs < 0)
return false;
}
qemuReportError(VIR_ERR_MIGRATE_UNSAFE, "%s",
_("Migration may lead to data corruption if disks"