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| author |   Josh Durgin <josh.durgin@inktank.com> | 2014-04-07 16:54:10 -0700 |
|---|---|---|
| committer |   Ilya Dryomov <idryomov@redhat.com> | 2014-10-14 21:03:33 +0400 |
| commit | d0265de7c358d71a494dcd1ee28206b32754bb0f (patch) | |
| tree | 47ddd34a1db3d1f6adeea09624733f1301ab10a8 | |
| parent | rbd: fix snapshot context reference count for discards (diff) | |
| download | wireguard-linux-d0265de7c358d71a494dcd1ee28206b32754bb0f.tar.xz wireguard-linux-d0265de7c358d71a494dcd1ee28206b32754bb0f.zip | |
rbd: tolerate -ENOENT for discard operations
Discard may try to delete an object from a non-layered image that does not exist.
If this occurs, the image already has no data in that range, so change the
result to success.
Signed-off-by: Josh Durgin <josh.durgin@inktank.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/block/rbd.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index de1520ccc0d4..835a96a09a6b 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -1767,6 +1767,9 @@ static void rbd_osd_discard_callback(struct rbd_obj_request *obj_request) * it to our originally-requested length. */ obj_request->xferred = obj_request->length; + /* discarding a non-existent object is not a problem */ + if (obj_request->result == -ENOENT) + obj_request->result = 0; obj_request_done_set(obj_request); } |