Namjae Jeon <linkinjeon@xxxxxxxxx> writes: >> Does this break the linux fat driver doesn't know about this >> fallocate()? If so, it sounds like to be easy to break existent >> drivers. > Yes, it will break linux drivers without fallocate support. When we > try to write to fallocated file using old drivers, it will cause write > error and make FS read-only. > When fallocate was implemented in other filesystem, maybe,, was there > similar issue and concern ? I guess it is not similar. Because other FS can change the spec (e.g. it can be possible to use feature compat flag for it). -- OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx> -- 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