]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: b420e84) | patch
dm cache: always split discards on cache block boundaries
authorHeinz Mauelshagen <heinzm@redhat.com>
Fri, 23 May 2014 18:10:01 +0000 (14:10 -0400)
committerMike Snitzer <snitzer@redhat.com>
Tue, 27 May 2014 14:33:05 +0000 (10:33 -0400)
commitb2910de940110a155e33d3ab5d00c567a261b3d3
treeca5bce66ef7377d04b296dc864c434b45c1c8d4dtree | snapshot
parentb420e84b1bd6bba67fd7ced8137ce15c0b6c9d01commit | diff
dm cache: always split discards on cache block boundaries

The DM cache target cannot cope with discards that span multiple cache
blocks, so each discard bio that spans more than one cache block must
get split by the DM core.

Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Acked-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org # v3.9+
drivers/md/dm-cache-target.c diff | blob | history
Linux Kernel Source Tree.