linux-ext4 - Re: [RFC 4/8] jbd, jbd2: Do not fail journal because of frozen

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Message-ID: <20150824120604.GM17078@dhcp22.suse.cz>
Date:	Mon, 24 Aug 2015 14:06:04 +0200
From:	Michal Hocko <mhocko@...nel.org>
To:	Theodore Ts'o <tytso@....edu>
Cc:	Greg Thelen <gthelen@...gle.com>,
	LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org,
	linux-fsdevel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
	Dave Chinner <david@...morbit.com>,
	linux-btrfs@...r.kernel.org, linux-ext4@...r.kernel.org,
	Jan Kara <jack@...e.cz>
Subject: Re: [RFC 4/8] jbd, jbd2: Do not fail journal because of
 frozen_buffer allocation failure

Hi Ted,

On Sat 15-08-15 09:54:22, Theodore Ts'o wrote:
> On Wed, Aug 12, 2015 at 11:14:11AM +0200, Michal Hocko wrote:
> > > Is this "if (!committed_data) {" check now dead code?
> > > 
> > > I also see other similar suspected dead sites in the rest of the series.
> > 
> > You are absolutely right. I have updated the patches.
> 
> Have you sent out an updated version of these patches?  Maybe I missed
> it, but I don't think I saw them.

would you be interested in these two patches sent with rephrased
changelog to not depend on the patch which allows GFP_NOFS to fail? The
way this has been handled for btrfs...
-- 
Michal Hocko
SUSE Labs
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