From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH 0/3 v2] Three writeback fixes to stop sync(1) livelocks
Date: Fri, 6 Aug 2010 08:23:00 -0400
Message-ID: <20100806122300.GA9606@infradead.org>
References: <1281034399-13055-1-git-send-email-jack@suse.cz>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Cc: Andrew Morton <akpm@linux-foundation.org>,
	linux-fsdevel@vger.kernel.org, hch@infradead.org,
	jaxboe@fusionio.com, Wu Fengguang <fengguang.wu@intel.com>
To: Jan Kara <jack@suse.cz>
Return-path: <linux-fsdevel-owner@vger.kernel.org>
Received: from bombadil.infradead.org ([18.85.46.34]:43431 "EHLO
	bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1761135Ab0HFMXG (ORCPT
	<rfc822;linux-fsdevel@vger.kernel.org>);
	Fri, 6 Aug 2010 08:23:06 -0400
Content-Disposition: inline
In-Reply-To: <1281034399-13055-1-git-send-email-jack@suse.cz>
Sender: linux-fsdevel-owner@vger.kernel.org
List-ID: <linux-fsdevel.vger.kernel.org>

On Thu, Aug 05, 2010 at 08:53:16PM +0200, Jan Kara wrote:
> 
>   Hi,
> 
>   attached is a second version of my patch set to modify writeback code
> so that we avoid livelocks of sync(1) during usual load (such as copying
> trees etc.). I have just updated changelogs to reflect my discussions
> with Christoph since the last version.
>   Christoph, are you OK with the patches after more explanation?
> Andrew, could you merge the patches if Christoph does not object? Thanks.

I think they are fine for now (.36 / stable), but I think we need to
revisit the various things I've mentioned sooner or later.