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| author |   Niu Yawei <yawei.niu@gmail.com> | 2014-06-04 12:23:19 +0800 |
|---|---|---|
| committer |   Jan Kara <jack@suse.cz> | 2014-07-15 22:40:22 +0200 |
| commit | b9ba6f94b2382ef832f97122976b73004f714714 (patch) | |
| tree | 29bab149a28538c9a7f97aae52a78aec0c2ee3b5 /fs/super.c | |
| parent | quota: simplify remove_inode_dquot_ref() (diff) | |
| download | linux-dev-b9ba6f94b2382ef832f97122976b73004f714714.tar.xz linux-dev-b9ba6f94b2382ef832f97122976b73004f714714.zip | |
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>
Diffstat (limited to 'fs/super.c')
| -rw-r--r-- | fs/super.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/super.c b/fs/super.c index d20d5b11dedf..872b26bf06dd 100644 --- a/fs/super.c +++ b/fs/super.c @@ -218,7 +218,6 @@ static struct super_block *alloc_super(struct file_system_type *type, int flags) lockdep_set_class(&s->s_vfs_rename_mutex, &type->s_vfs_rename_key); mutex_init(&s->s_dquot.dqio_mutex); mutex_init(&s->s_dquot.dqonoff_mutex); - init_rwsem(&s->s_dquot.dqptr_sem); s->s_maxbytes = MAX_NON_LFS; s->s_op = &default_op; s->s_time_gran = 1000000000; |