When a partition is not aligned by 4KB, mount -o dax succeeds, but any read/write access to the filesystem fails, except for metadata update. Add alignment check to ext4, ext2, and xfs. --- Toshi Kani (3): 1/3 ext4: Add alignment check for DAX mount 2/3 ext2: Add alignment check for DAX mount 3/3 xfs: Add alignment check for DAX mount --- fs/ext2/super.c | 6 ++++++ fs/ext4/super.c | 6 ++++++ fs/xfs/xfs_super.c | 6 ++++++ 3 files changed, 18 insertions(+) -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html