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(parent: 474ef7c) | patch
rbd: expose the correct size of the device in sysfs
authorJosh Durgin <[email protected]>
Mon, 5 Dec 2011 18:35:04 +0000 (10:35 -0800)
committerSage Weil <[email protected]>
Tue, 31 Jul 2012 01:15:38 +0000 (18:15 -0700)
commita51aa0c042fa39946dd017d5f91a073300a71577
tree4afc8c5ba8508f5ccfe07aefe8eeb9b98044d6d4tree | snapshot
parent474ef7ce832d471148f63a9d07f67fc5564834f1commit | diff
rbd: expose the correct size of the device in sysfs

If an image was mapped to a snapshot, the size of the head version
would be shown. Protect capacity with header_rwsem, since it may
change.

Signed-off-by: Josh Durgin <[email protected]>
Reviewed-by: Alex Elder <[email protected]>
drivers/block/rbd.c diff | blob | blame | history
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