linux-kernel - Re: [RFC] block integrity: Fix write after checksum calculation problem

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Date:	Fri, 4 Mar 2011 15:53:15 -0500
From:	Christoph Hellwig <hch@...radead.org>
To:	"Darrick J. Wong" <djwong@...ibm.com>
Cc:	Jan Kara <jack@...e.cz>, Boaz Harrosh <bharrosh@...asas.com>,
	Jens Axboe <axboe@...nel.dk>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-fsdevel@...r.kernel.org, Mingming Cao <mcao@...ibm.com>,
	linux-scsi <linux-scsi@...r.kernel.org>
Subject: Re: [RFC] block integrity: Fix write after checksum calculation
 problem

On Fri, Mar 04, 2011 at 12:51:43PM -0800, Darrick J. Wong wrote:
> Hmm.  Any interest in pushing the page copy patch as an interim solution while
> I work on getting the wait-on-writeback strategy to function?  I agree it's not
> the fastest solution, but at least it won't be running broken while I find the
> faster solution(s).

It's not only slow but also butt ugly.  NAK from me - we need to get
this completely right, not hack around it.
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