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Re: XFS filesystem corruption on the arm(el) architecture

To: Martin Michlmayr <tbm@xxxxxxxxxx>
Subject: Re: XFS filesystem corruption on the arm(el) architecture
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Sat, 18 Oct 2008 09:48:57 -0500
Cc: Tobias Frost <tobi@xxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, debian-arm@xxxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx
In-reply-to: <20081018085752.GS25834@xxxxxxxxxxxxxxxxxxxxxx>
References: <1222893502.5020.40.camel@moria> <20081002004556.GB30001@disturbed> <48E4213E.9090508@xxxxxxxxxxx> <20081016212500.GA27228@xxxxxxxxxxxxxxxxxxxxxx> <48F7BC9F.4080909@xxxxxxxxxxx> <20081017070109.GA30726@xxxxxxxxxxxxxxxxxxxxxx> <48F89E0F.6030307@xxxxxxxxxxx> <20081018085752.GS25834@xxxxxxxxxxxxxxxxxxxxxx>
User-agent: Thunderbird 2.0.0.17 (Macintosh/20080914)
Martin Michlmayr wrote:
> * Eric Sandeen <sandeen@xxxxxxxxxxx> [2008-10-17 09:15]:

>> Do you know what cachepolicy you're booted with?  If it's writeallocate,
>> you might try cachepolicy=writeback, otherwise try cachepolicy=uncached
>> (which will be horribly slow) and see if the problem goes away or not;
>> it'd be a clue.
> 
> I just tried with cachepolicy=writeback and cachepolicy=uncached but I
> get the same problem.

Oh, wow.  This sounds like a new problem then; not a cache problem, and
not an alignment problem...  hrm.  I'll try to think of something else
to try.

Thanks,
-Eric

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