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ext4: return FIEMAP_EXTENT_UNKNOWN for delalloc extents
author
Jie Liu
<jeff.liu@oracle.com>
Thu, 13 Jun 2013 03:13:59 +0000
(23:13 -0400)
committer
Theodore Ts'o
<tytso@mit.edu>
Thu, 13 Jun 2013 03:13:59 +0000
(23:13 -0400)
Return the FIEMAP_EXTENT_UNKNOWN flag as well except the
FIEMAP_EXTENT_DELALLOC because the data location of an
delayed allocation extent is unknown.
Signed-off-by: Jie Liu <jeff.liu@oracle.com>
fs/ext4/extents.c
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diff --git
a/fs/ext4/extents.c
b/fs/ext4/extents.c
index
d04f409
..
51e4168
100644
(file)
--- a/
fs/ext4/extents.c
+++ b/
fs/ext4/extents.c
@@
-2125,7
+2125,8
@@
static int ext4_fill_fiemap_extents(struct inode *inode,
next_del = ext4_find_delayed_extent(inode, &es);
if (!exists && next_del) {
exists = 1;
- flags |= FIEMAP_EXTENT_DELALLOC;
+ flags |= (FIEMAP_EXTENT_DELALLOC |
+ FIEMAP_EXTENT_UNKNOWN);
}
up_read(&EXT4_I(inode)->i_data_sem);