[PATCH 5/6] quota: Use precomputed value of sb_dqopt in dquot_quota_sync

From: Jan Kara
Date: Wed Apr 25 2012 - 17:00:07 EST


Signed-off-by: Jan Kara <jack@xxxxxxx>
---
fs/quota/dquot.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index d69a1d1..1b7e0fc 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -638,7 +638,7 @@ int dquot_quota_sync(struct super_block *sb, int type, int wait)
dqstats_inc(DQST_SYNCS);
mutex_unlock(&dqopt->dqonoff_mutex);

- if (!wait || (sb_dqopt(sb)->flags & DQUOT_QUOTA_SYS_FILE))
+ if (!wait || (dqopt->flags & DQUOT_QUOTA_SYS_FILE))
return 0;

/* This is not very clever (and fast) but currently I don't know about
@@ -652,18 +652,18 @@ int dquot_quota_sync(struct super_block *sb, int type, int wait)
* Now when everything is written we can discard the pagecache so
* that userspace sees the changes.
*/
- mutex_lock(&sb_dqopt(sb)->dqonoff_mutex);
+ mutex_lock(&dqopt->dqonoff_mutex);
for (cnt = 0; cnt < MAXQUOTAS; cnt++) {
if (type != -1 && cnt != type)
continue;
if (!sb_has_quota_active(sb, cnt))
continue;
- mutex_lock_nested(&sb_dqopt(sb)->files[cnt]->i_mutex,
+ mutex_lock_nested(&dqopt->files[cnt]->i_mutex,
I_MUTEX_QUOTA);
- truncate_inode_pages(&sb_dqopt(sb)->files[cnt]->i_data, 0);
- mutex_unlock(&sb_dqopt(sb)->files[cnt]->i_mutex);
+ truncate_inode_pages(&dqopt->files[cnt]->i_data, 0);
+ mutex_unlock(&dqopt->files[cnt]->i_mutex);
}
- mutex_unlock(&sb_dqopt(sb)->dqonoff_mutex);
+ mutex_unlock(&dqopt->dqonoff_mutex);

return 0;
}
--
1.7.1

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