Joseph Qi
2015-Feb-25 09:30 UTC
[Ocfs2-devel] [PATCH 2/4] ocfs2: no need get dinode bh when zeroing extend
Since di_bh won't be used when zeroing extend, set it to NULL.
Signed-off-by: Joseph Qi <joseph.qi at huawei.com>
---
fs/ocfs2/aops.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 0c2848a..2a618dd 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -706,7 +706,7 @@ static ssize_t ocfs2_direct_IO_write(struct kiocb *iocb,
}
if (append_write) {
- ret = ocfs2_inode_lock(inode, &di_bh, 1);
+ ret = ocfs2_inode_lock(inode, NULL, 1);
if (ret < 0) {
mlog_errno(ret);
goto clean_orphan;
@@ -720,7 +720,6 @@ static ssize_t ocfs2_direct_IO_write(struct kiocb *iocb,
if (ret < 0) {
mlog_errno(ret);
ocfs2_inode_unlock(inode, 1);
- brelse(di_bh);
goto clean_orphan;
}
@@ -728,13 +727,10 @@ static ssize_t ocfs2_direct_IO_write(struct kiocb *iocb,
if (is_overwrite < 0) {
mlog_errno(is_overwrite);
ocfs2_inode_unlock(inode, 1);
- brelse(di_bh);
goto clean_orphan;
}
ocfs2_inode_unlock(inode, 1);
- brelse(di_bh);
- di_bh = NULL;
}
written = __blockdev_direct_IO(WRITE, iocb, inode, inode->i_sb->s_bdev,
--
1.8.4.3