Commits
Jan Kara committed ba5843f51d4
ext4: use pre-zeroed blocks for DAX page faults Make DAX fault path use pre-zeroed blocks to avoid races with extent conversion and zeroing when two page faults to the same block happen. Signed-off-by: Jan Kara <jack@suse.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu>