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Re: [PATCH] fix barrier fail detection in XFS

To: Timothy Shimmin <tes@xxxxxxx>
Subject: Re: [PATCH] fix barrier fail detection in XFS
From: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Date: Fri, 10 Oct 2008 11:04:31 -0700 (PDT)
Cc: lkml@xxxxxxxxxxxxxxx, xfs-oss <xfs@xxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, stable@xxxxxxxxxx, toei.rei@xxxxxxxxxxxx
In-reply-to: <48EEF60D.4020602@xxxxxxx>
References: <48EEF60D.4020602@xxxxxxx>
User-agent: Alpine 2.00 (LFD 1167 2008-08-23)

On Fri, 10 Oct 2008, Timothy Shimmin wrote:
> This is an important fix posted by Christoph Hellwig today.
> Without this fix, XFS can turn off barriers when we wrap our ondisk log.
> Which could lead to corruption after unclean unmounts/shutdowns
> on machines without a persistent write cache etc.

Ok, it clearly didn't make it into 2.6.27. I assume it it should be marked 
for stable?


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