projects / GitHub / moto-9609 / android_kernel_motorola_exynos9610.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 751cc0e) | patch
rbd: protect against concurrent unmaps
authorAlex Elder <elder@inktank.com>
Fri, 31 May 2013 22:40:44 +0000 (17:40 -0500)
committerSage Weil <sage@inktank.com>
Wed, 3 Jul 2013 22:32:41 +0000 (15:32 -0700)
commit82a442d239695a242c4d584464c9606322cd02aa
tree50ce1f9db9ecede73a92fc6ce1680e340495fee1tree | snapshot (tar.gz zip)
parent751cc0e3cfabdda87c4c21519253c6751e97a8d4commit | diff
rbd: protect against concurrent unmaps

Make sure two concurrent unmap operations on the same rbd device
won't collide, by only proceeding with the removal and cleanup of a
device if is not already underway.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
drivers/block/rbd.c diff | blob | blame | history