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ext4: fix ZERO_RANGE test failure in data journalling 

xfstests generic/091 is failing when mounting ext4 with data=journal.
I think that this regression is same problem that occurred prior to collapse
range issue. So ZERO RANGE also need to call ext4_force_commit as
collapse range.

Cc: stable@vger.kernel.org
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Ashish Sangwan <a.sangwan@samsung.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Namjae Jeon 2014-05-27 12:48:55 -04:00 committed by Theodore Ts'o
parent d745a8c20c
commit e1ee60fd89
1 changed files with 7 additions and 0 deletions
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7
fs/ext4/extents.c
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@ -4741,6 +4741,13 @@ static long ext4_zero_range(struct file *file, loff_t offset,
if (!S_ISREG(inode->i_mode))
return -EINVAL;
/* Call ext4_force_commit to flush all data in case of data=journal. */
if (ext4_should_journal_data(inode)) {
ret = ext4_force_commit(inode->i_sb);
if (ret)
return ret;
}
/*
* Write out all dirty pages to avoid race conditions
* Then release them.