Merge pull request #5448 from zexi/automated-cherry-pick-of-#5447-upstream-release-3.1

Automated cherry pick of #5447: region: host update storage set enabled

pkg/compute/models/hosts.go

@@ -725,6 +725,7 @@ func (self *SHost) PerformUpdateStorage(
 		storage.MediumType = self.StorageType
 		storage.Cmtbound = 1.0
 		storage.Status = api.STORAGE_ONLINE
+		storage.Enabled = tristate.True
 		storage.ZoneId = zoneId
 		storage.StoragecacheId = storageCacheId
 		err := StorageManager.TableSpec().Insert(&storage)
@@ -752,6 +753,7 @@ func (self *SHost) PerformUpdateStorage(
 	diff, err := db.Update(storage, func() error {
 		storage.Capacity = capacity
 		storage.StoragecacheId = storageCacheId
+		storage.Enabled = tristate.True
 		return nil
 	})
 	if err != nil {