The patch titled
Subject: ocfs2: no need get dinode bh when zeroing extend
has been added to the -mm tree. Its filename is
ocfs2-no-need-get-dinode-bh-when-zeroing-extend.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/ocfs2-no-need-get-dinode-bh-when-zeroing-extend.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/ocfs2-no-need-get-dinode-bh-when-zeroing-extend.patch
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------------------------------------------------------
From: Joseph Qi <joseph.qi@xxxxxxxxxx>
Subject: 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@xxxxxxxxxx>
Cc: Mark Fasheh <mfasheh@xxxxxxxx>
Cc: Joel Becker <jlbec@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/ocfs2/aops.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff -puN fs/ocfs2/aops.c~ocfs2-no-need-get-dinode-bh-when-zeroing-extend fs/ocfs2/aops.c
--- a/fs/ocfs2/aops.c~ocfs2-no-need-get-dinode-bh-when-zeroing-extend
+++ a/fs/ocfs2/aops.c
@@ -706,7 +706,7 @@ static ssize_t ocfs2_direct_IO_write(str
}
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(str
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(str
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,
_
Patches currently in -mm which might be from joseph.qi@xxxxxxxxxx are
ocfs2-make-append_dio-an-incompat-feature.patch
ocfs2-fix-a-typing-error-in-ocfs2_direct_io_write.patch
ocfs2-no-need-get-dinode-bh-when-zeroing-extend.patch
ocfs2-take-inode-lock-when-get-clusters.patch
ocfs2-do-not-use-ocfs2_zero_extend-during-direct-io.patch
ocfs2-avoid-access-invalid-address-when-read-o2dlm-debug-messages.patch
ocfs2-avoid-access-invalid-address-when-read-o2dlm-debug-messages-v3.patch
--
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