linux-kernel - Re: [PATCH 2/3] ide: set REQ_NOMERGE request flag in ide_do_drive

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Date:	Mon, 5 May 2008 18:31:11 +0200
From:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
	petkovbb@...il.com, jens.axboe@...cle.com
Subject: Re: [PATCH 2/3] ide: set REQ_NOMERGE request flag in ide_do_drive_cmd()

On Monday 05 May 2008, FUJITA Tomonori wrote:
> On Sat, 3 May 2008 15:14:24 +0200
> Bartlomiej Zolnierkiewicz <bzolnier@...il.com> wrote:
> 
> > This is a preparation for converting IDE to use blk_execute_rq().
> > 
> > There should be no functional changes caused by this patch.
> > 
> > Cc: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
> > Cc: Borislav Petkov <petkovbb@...il.com>
> > Cc: Jens Axboe <jens.axboe@...cle.com>
> > Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
> > ---
> >  drivers/ide/ide-io.c |    2 ++
> >  1 file changed, 2 insertions(+)
> 
> I think that you can drop this since the block layer doesn't check
> REQ_NOMERGE with the way ide_do_drive_cmd queues requests.

Yeah, I see now that REQ_NOMERGE only matters for fs requests.

Dropped.
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