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Re: [PATCH] [RFC] xfs: use iolock on XFS_IOC_ALLOCSP calls

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: [PATCH] [RFC] xfs: use iolock on XFS_IOC_ALLOCSP calls
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Wed, 11 Apr 2012 16:05:14 -0400
Cc: xfs@xxxxxxxxxxx
In-reply-to: <1334051449-26631-1-git-send-email-david@xxxxxxxxxxxxx>
References: <1334051449-26631-1-git-send-email-david@xxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
The patch looks good to me.  I wonder if we should write the zeroes to
disk directly instead of the buffer cache.  In the end it's probably
that no one uses the interfaces and cares anyway.

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

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