ext3: Use bitops to read/modify EXT3_I(inode)->i_state
At several places we modify EXT3_I(inode)->i_state without holding i_mutex
(ext3_release_file, ext3_bmap, ext3_journalled_writepage, ext3_do_update_inode,
...). These modifications are racy and we can lose updates to i_state. So
convert handling of i_state to use bitops which are atomic.
Signed-off-by: Jan Kara <jack@suse.cz>
diff --git a/include/linux/ext3_fs_i.h b/include/linux/ext3_fs_i.h
index 93e7428..7679acd 100644
--- a/include/linux/ext3_fs_i.h
+++ b/include/linux/ext3_fs_i.h
@@ -87,7 +87,7 @@
* near to their parent directory's inode.
*/
__u32 i_block_group;
- __u32 i_state; /* Dynamic state flags for ext3 */
+ unsigned long i_state; /* Dynamic state flags for ext3 */
/* block reservation info */
struct ext3_block_alloc_info *i_block_alloc_info;