quota: Remove dqonoff_mutex
authorJan Kara <jack@suse.cz>
Wed, 23 Nov 2016 13:04:55 +0000 (14:04 +0100)
committerJan Kara <jack@suse.cz>
Wed, 30 Nov 2016 07:38:07 +0000 (08:38 +0100)
commitc3b004460d77bf3f980d877be539016f2df4df12
tree3000d941e7b3ac2fd3ea20d625a384dc4a28a977
parent5f530de63cfc6ca8571cbdf58af63fb166cc6517
quota: Remove dqonoff_mutex

The only places that were grabbing dqonoff_mutex are functions turning
quotas on and off and these are properly serialized using s_umount
semaphore. Remove dqonoff_mutex.

Signed-off-by: Jan Kara <jack@suse.cz>
fs/quota/dquot.c
fs/super.c
include/linux/quota.h