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Re: [PATCH 12/18] xfs: use unhashed buffers for size checks

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: [PATCH 12/18] xfs: use unhashed buffers for size checks
From: Alex Elder <aelder@xxxxxxx>
Date: Tue, 14 Sep 2010 17:29:16 -0500
Cc: xfs@xxxxxxxxxxx
In-reply-to: <1284461777-1496-13-git-send-email-david@xxxxxxxxxxxxx>
References: <1284461777-1496-1-git-send-email-david@xxxxxxxxxxxxx> <1284461777-1496-13-git-send-email-david@xxxxxxxxxxxxx>
Reply-to: aelder@xxxxxxx
On Tue, 2010-09-14 at 20:56 +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
> 
> When we are checking we can access the last block of each device, we
> do not need to use cached buffers as they will be tossed away
> immediately. Use uncached buffers for size checks so that all IO
> prior to full in-memory structure initialisation does not use the
> buffer cache.

Looks good.

Reviewed-by: Alex Elder <aelder@xxxxxxx>

> 
> Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
> ---


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