Pass the snapshot id and snapshot size rather than an index
to __rbd_add_snap_dev() to specify values for a new snapshot.
Signed-off-by: Alex Elder <elder@xxxxxxxxxxx>
---
drivers/block/rbd.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index d73edb1..2b048e3 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -2031,7 +2031,8 @@ static int rbd_register_snap_dev(struct rbd_snap
*snap,
}
static struct rbd_snap *__rbd_add_snap_dev(struct rbd_device *rbd_dev,
- int i, const char *name)
+ const char *snap_name,
+ u64 snap_id, u64 snap_size)
{
struct rbd_snap *snap;
int ret;
@@ -2041,12 +2042,12 @@ static struct rbd_snap
*__rbd_add_snap_dev(struct rbd_device *rbd_dev,
return ERR_PTR(-ENOMEM);
ret = -ENOMEM;
- snap->name = kstrdup(name, GFP_KERNEL);
+ snap->name = kstrdup(snap_name, GFP_KERNEL);
if (!snap->name)
goto err;
- snap->size = rbd_dev->header.snap_sizes[i];
- snap->id = rbd_dev->header.snapc->snaps[i];
+ snap->id = snap_id;
+ snap->size = snap_size;
return snap;
@@ -2111,12 +2112,13 @@ static int rbd_dev_snaps_update(struct
rbd_device *rbd_dev)
dout("entry %u: snap_id = %llu\n", (unsigned int) snap_count,
(unsigned long long) snap_id);
if (!snap || (snap_id != CEPH_NOSNAP && snap->id < snap_id)) {
+ struct rbd_image_header *header = &rbd_dev->header;
struct rbd_snap *new_snap;
/* We haven't seen this snapshot before */
- new_snap = __rbd_add_snap_dev(rbd_dev, index,
- snap_name);
+ new_snap = __rbd_add_snap_dev(rbd_dev, snap_name,
+ snap_id, header->snap_sizes[index]);
if (IS_ERR(new_snap)) {
int err = PTR_ERR(new_snap);
--
1.7.9.5
--
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