linux-ext4 - Re: [PATCH] msync: fix incorrect fstart calculation

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Message-Id: <20140628124421.c499b001.akpm@linux-foundation.org>
Date:	Sat, 28 Jun 2014 12:44:21 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	"Theodore Ts'o" <tytso@....edu>
Cc:	Namjae Jeon <namjae.jeon@...sung.com>, linux-mm@...ck.org,
	linux-ext4 <linux-ext4@...r.kernel.org>,
	Lukáš Czerner <lczerner@...hat.com>,
	"'Matthew Wilcox'" <matthew.r.wilcox@...el.com>,
	"'Eric Whitney'" <enwlinux@...il.com>,
	Ashish Sangwan <a.sangwan@...sung.com>
Subject: Re: [PATCH] msync: fix incorrect fstart calculation

On Sat, 28 Jun 2014 15:14:25 -0400 "Theodore Ts'o" <tytso@....edu> wrote:

> On Fri, Jun 27, 2014 at 08:38:49PM +0900, Namjae Jeon wrote:
> > Fix a regression caused by Commit 7fc34a62ca mm/msync.c: sync only
> > the requested range in msync().
> > xfstests generic/075 fail occured on ext4 data=journal mode because
> > the intended range was not syncing due to wrong fstart calculation.
> > 
> > Cc: Matthew Wilcox <matthew.r.wilcox@...el.com>
> > Cc: Luk____ Czerner <lczerner@...hat.com>
> > Reported-by: Eric Whitney <enwlinux@...il.com>
> > Signed-off-by: Namjae Jeon <namjae.jeon@...sung.com>
> > Signed-off-by: Ashish Sangwan <a.sangwan@...sung.com>
> 
> Reviewed-by: Theodore Ts'o <tytso@....edu>
> 
> Andrew, do you want to take this in the mm tree,

I have done so.

> or shall I take it in
> the ext4 tree?  I would prefer if we could get this pushed to Linus as
> soon as possible, since it fixes a regression.

Yep, I'll get it over to Linus early next week.
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