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authorJan Kara <jack@suse.cz>2011-07-28 17:47:10 +0200
committerJan Kara <jack@suse.cz>2011-08-17 11:41:20 +0200
commit5a0143a4f00517ea433bf459a80742ccc623a665 (patch)
tree8fa567ed44259489d4f30259f571f0a520c05f6b /fs/ext3
parentab7e2dbf9b5da4d4eb4fdb019cc8881fbeb1299b (diff)
downloadlinux-5a0143a4f00517ea433bf459a80742ccc623a665.tar.bz2
ext3: Remove i_mutex from ext3_sync_file()
ext3_sync_file() does not need i_mutex for anything so just drop it. Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/ext3')
-rw-r--r--fs/ext3/fsync.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/fs/ext3/fsync.c b/fs/ext3/fsync.c
index d494c554c6e6..1860ed356323 100644
--- a/fs/ext3/fsync.c
+++ b/fs/ext3/fsync.c
@@ -61,13 +61,6 @@ int ext3_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
if (ret)
goto out;
- /*
- * Taking the mutex here just to keep consistent with how fsync was
- * called previously, however it looks like we don't need to take
- * i_mutex at all.
- */
- mutex_lock(&inode->i_mutex);
-
J_ASSERT(ext3_journal_current_handle() == NULL);
/*
@@ -85,7 +78,6 @@ int ext3_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
* safe in-journal, which is all fsync() needs to ensure.
*/
if (ext3_should_journal_data(inode)) {
- mutex_unlock(&inode->i_mutex);
ret = ext3_force_commit(inode->i_sb);
goto out;
}
@@ -108,8 +100,6 @@ int ext3_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
*/
if (needs_barrier)
blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL);
-
- mutex_unlock(&inode->i_mutex);
out:
trace_ext3_sync_file_exit(inode, ret);
return ret;