From: Jan Kara Subject: Re: [PATCH 0/3] Remove ext3 filesystem driver Date: Wed, 29 Jul 2015 15:49:23 +0200 Message-ID: <20150729134923.GA7593@quack.suse.cz> References: <1436955987-7305-1-git-send-email-jack@suse.com> <55B8C4F6.2050502@yandex-team.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Jan Kara , linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, LKML , Andrew Morton , Andreas Dilger , Jens Axboe , Ted Tso To: Konstantin Khlebnikov Return-path: Content-Disposition: inline In-Reply-To: <55B8C4F6.2050502@yandex-team.ru> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Wed 29-07-15 15:20:06, Konstantin Khlebnikov wrote: > On 15.07.2015 13:26, Jan Kara wrote: > > Hello, > > > > so I have created this patch set which removes ext3 driver (and some related support > >code) from the kernel. See changelog of patch 2/3 for more details. If noone objects, > >I will queue the series in my tree for the next merge window. > > > >Jens, are you OK with me merging patch 3/3 or do you want me to send it to you once > >the first two patches get merged? > > > >Ted, this also touches ext4 driver so that it always handles ext3 filesystems so ack > >from you would be nice. > > > > Honza > > > > This means some ext3-specific kludges in mm/ could be dropped. > Like page cleanup in try_to_free_buffers() and couple in vmscan. Almost. There are still some cases (like block device mappings or even standard inode mappings in ext4 data=journal mode) where the page cleanup hack is needed. See https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg933319.html Both issues look fixable although with block device mappings it won't be trivial. Honza -- Jan Kara SUSE Labs, CR