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Re: [PATCH] fs: push i_mutex and filemap_write_and_wait down into ->fsyn

To: Markus Trippelsdorf <markus@xxxxxxxxxxxxxxx>
Subject: Re: [PATCH] fs: push i_mutex and filemap_write_and_wait down into ->fsync() handlers
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Sun, 24 Jul 2011 07:42:35 -0400
Cc: jack@xxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx, hch@xxxxxxxxxxxxx, viro@xxxxxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, Josef Bacik <josef@xxxxxxxxxx>
In-reply-to: <20110724111625.GA12658@xxxxxxxxxxxxx>
References: <1309370716-12235-1-git-send-email-josef@xxxxxxxxxx> <20110723180942.GA1616@xxxxxxxxxxxxxx> <4E2B2E88.8080006@xxxxxxxxxx> <20110723203824.GB1652@xxxxxxxxxxxxxx> <20110723220212.GA1648@xxxxxxxxxxxxxx> <20110724111625.GA12658@xxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Sun, Jul 24, 2011 at 07:16:26AM -0400, Christoph Hellwig wrote:
> On Sun, Jul 24, 2011 at 12:02:12AM +0200, Markus Trippelsdorf wrote:
> > The following patch fixes the problem for me:
> 
> Good catch, can you send it with a proper signoff and description?

This also fixes the xfstests 130 regression that popped up in latest
Linus HEAD.  Good to know we have some QA coverage for O_SYNC writes,
althoug I wish it would be more than just one testcase..

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