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-rw-r--r--fs/ext4/extents.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 895c195..cae8ae3 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -3659,6 +3659,7 @@ ext4_ext_handle_uninitialized_extents(handle_t *handle, struct inode *inode,
ext4_set_io_unwritten_flag(inode, io);
else
ext4_set_inode_state(inode, EXT4_STATE_DIO_UNWRITTEN);
+ map->m_flags |= EXT4_MAP_UNWRITTEN;
if (ext4_should_dioread_nolock(inode))
map->m_flags |= EXT4_MAP_UNINIT;
goto out;
@@ -3680,8 +3681,10 @@ ext4_ext_handle_uninitialized_extents(handle_t *handle, struct inode *inode,
* repeat fallocate creation request
* we already have an unwritten extent
*/
- if (flags & EXT4_GET_BLOCKS_UNINIT_EXT)
+ if (flags & EXT4_GET_BLOCKS_UNINIT_EXT) {
+ map->m_flags |= EXT4_MAP_UNWRITTEN;
goto map_out;
+ }
/* buffered READ or buffered write_begin() lookup */
if ((flags & EXT4_GET_BLOCKS_CREATE) == 0) {
@@ -4111,6 +4114,7 @@ got_allocated_blocks:
/* Mark uninitialized */
if (flags & EXT4_GET_BLOCKS_UNINIT_EXT){
ext4_ext_mark_uninitialized(&newex);
+ map->m_flags |= EXT4_MAP_UNWRITTEN;
/*
* io_end structure was created for every IO write to an
* uninitialized extent. To avoid unnecessary conversion,
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