On Fri, Nov 21, 2014 at 02:59:21PM -0500, Theodore Ts'o wrote: > We needed to preserve update_time() because btrfs wants to have a > special btrfs_root_readonly() check; otherwise we could drop the > update_time() inode operation entirely. Can't btrfs just set the immutable flag on every inode that is read when the root has the BTRFS_ROOT_SUBVOL_RDONLY flag? That would cut down the places that need this check to the ioctl path so that we prevent users from clearling the immutable flag. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
