summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/block/rbd.c14
1 files changed, 0 insertions, 14 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 4d3a1e02130..8a4659997e0 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1718,8 +1718,6 @@ static int __rbd_refresh_header(struct rbd_device *rbd_dev)
{
int ret;
struct rbd_image_header h;
- u64 snap_seq;
- int follow_seq = 0;
ret = rbd_read_header(rbd_dev, &h);
if (ret < 0)
@@ -1735,13 +1733,6 @@ static int __rbd_refresh_header(struct rbd_device *rbd_dev)
set_capacity(rbd_dev->disk, size);
}
- snap_seq = rbd_dev->header.snapc->seq;
- if (rbd_dev->header.total_snaps &&
- rbd_dev->header.snapc->snaps[0] == snap_seq)
- /* pointing at the head, will need to follow that
- if head moves */
- follow_seq = 1;
-
/* rbd_dev->header.object_prefix shouldn't change */
kfree(rbd_dev->header.snap_sizes);
kfree(rbd_dev->header.snap_names);
@@ -1759,11 +1750,6 @@ static int __rbd_refresh_header(struct rbd_device *rbd_dev)
WARN_ON(strcmp(rbd_dev->header.object_prefix, h.object_prefix));
kfree(h.object_prefix);
- if (follow_seq)
- rbd_dev->header.snapc->seq = rbd_dev->header.snapc->snaps[0];
- else
- rbd_dev->header.snapc->seq = snap_seq;
-
ret = __rbd_init_snaps_header(rbd_dev);
up_write(&rbd_dev->header_rwsem);