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snapshot: update merging fix

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Activation is needed only for clustered VG.
For non-clustered VG skip activation, since deactivate_lv()
is called without problems (no testing for lock presence).

(updates f6ded62291682e40c7976d27e48915d9d1538940)
This commit is contained in:
Zdenek Kabelac 2013-07-23 15:15:04 +02:00
parent 6311be29e4
commit 373f95a921
1 changed files with 5 additions and 3 deletions
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8
lib/metadata/snapshot_manip.c
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@ -298,10 +298,12 @@ int vg_remove_snapshot(struct logical_volume *cow)
}
/*
* For merged snapshot we activate cow so it can clean
* left table entries and deactivate_lv() follows shortly.
* For merged snapshot and clustered VG activate cow LV so
* the following call to deactivate_lv() can clean-up table
* entries. For this clustered lock need to be held.
*/
if (merging_snapshot && !activate_lv(cow->vg->cmd, cow)) {
if (vg_is_clustered(cow->vg) &&
merging_snapshot && !activate_lv(cow->vg->cmd, cow)) {
log_error("Failed to activate %s.", cow->name);
return 0;
}