diff options
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/dm-snap.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c index eb7291a84203..462750c66319 100644 --- a/drivers/md/dm-snap.c +++ b/drivers/md/dm-snap.c | |||
| @@ -1080,6 +1080,13 @@ static int snapshot_map(struct dm_target *ti, struct bio *bio, | |||
| 1080 | goto out_unlock; | 1080 | goto out_unlock; |
| 1081 | } | 1081 | } |
| 1082 | 1082 | ||
| 1083 | e = lookup_exception(&s->complete, chunk); | ||
| 1084 | if (e) { | ||
| 1085 | free_pending_exception(pe); | ||
| 1086 | remap_exception(s, e, bio, chunk); | ||
| 1087 | goto out_unlock; | ||
| 1088 | } | ||
| 1089 | |||
| 1083 | pe = __find_pending_exception(s, pe, chunk); | 1090 | pe = __find_pending_exception(s, pe, chunk); |
| 1084 | if (!pe) { | 1091 | if (!pe) { |
| 1085 | __invalidate_snapshot(s, -ENOMEM); | 1092 | __invalidate_snapshot(s, -ENOMEM); |
| @@ -1226,6 +1233,12 @@ static int __origin_write(struct list_head *snapshots, struct bio *bio) | |||
| 1226 | goto next_snapshot; | 1233 | goto next_snapshot; |
| 1227 | } | 1234 | } |
| 1228 | 1235 | ||
| 1236 | e = lookup_exception(&snap->complete, chunk); | ||
| 1237 | if (e) { | ||
| 1238 | free_pending_exception(pe); | ||
| 1239 | goto next_snapshot; | ||
| 1240 | } | ||
| 1241 | |||
| 1229 | pe = __find_pending_exception(snap, pe, chunk); | 1242 | pe = __find_pending_exception(snap, pe, chunk); |
| 1230 | if (!pe) { | 1243 | if (!pe) { |
| 1231 | __invalidate_snapshot(snap, -ENOMEM); | 1244 | __invalidate_snapshot(snap, -ENOMEM); |