On Fri, Feb 27, 2015 at 04:24:22PM +0800, Qu Wenruo wrote: > Although we have qgroup level check in btrfs-progs, it's not enough > since other programe may still call ioctl directly not using > btrfs-progs. For example, systemd. > > But it's btrfs-progs to be blame since we don't provide a > full-function(like subvolume create things) btrfs library with enough > check, and only rely on kernel ioctl. > > So Add level checks in kernel too. The checks should be duplicated in kernel if they are part of the qgroup naming/numbering protocol. The library interface would help programmers to get it right but as there's a direct interface via the ioctls, the checks have to be there regardless. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
