From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cantor2.suse.de ([195.135.220.15]:36101 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752832Ab3KNSk4 (ORCPT ); Thu, 14 Nov 2013 13:40:56 -0500 Date: Thu, 14 Nov 2013 19:40:54 +0100 From: David Sterba To: Chris Mason Cc: David Sterba , linux-btrfs@vger.kernel.org Subject: Re: [PATCH] btrfs-progs: mkfs: enable extended refs by default Message-ID: <20131114184054.GL18494@twin.jikos.cz> Reply-To: dsterba@suse.cz References: <1384438193-13237-1-git-send-email-dsterba@suse.cz> <20131114174913.3802.72670@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20131114174913.3802.72670@localhost.localdomain> Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Thu, Nov 14, 2013 at 12:49:13PM -0500, Chris Mason wrote: > Quoting David Sterba (2013-11-14 09:09:53) > > The feature has been introduced in kernel 3.7 and enabling it by > > default is desired. > > > > All features enabled by default are marked as such in > > 'mkfs.btrfs -O list-all' output. > > Has anyone already tested syslinux and grub with extrefs enabled? Extrefs and grub2 is used in opensuse 13.1 and this combination works, I think that the extended refs are not used for the /boot files at all, so it works as if no extrefs were enabled. There is not incompat bit handling in grub afaics. david