tree 29bab149a28538c9a7f97aae52a78aec0c2ee3b5
parent 9eb6463f31cf720deaf0e810cacc403d7720b10c
author Niu Yawei <yawei.niu@gmail.com> 1401855799 +0800
committer Jan Kara <jack@suse.cz> 1405456822 +0200

quota: remove dqptr_sem

Remove dqptr_sem to make quota code scalable: Remove the dqptr_sem,
accessing inode->i_dquot now protected by dquot_srcu, and changing
inode->i_dquot is now serialized by dq_data_lock.

Signed-off-by: Lai Siyao <lai.siyao@intel.com>
Signed-off-by: Niu Yawei <yawei.niu@intel.com>
Signed-off-by: Jan Kara <jack@suse.cz>