linux-kernel - Re: IDE crash...

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Message-ID: <20071023214459.GM14671@kernel.dk>
Date:	Tue, 23 Oct 2007 23:44:59 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	David Miller <davem@...emloft.net>
Cc:	fujita.tomonori@....ntt.co.jp, linux-kernel@...r.kernel.org,
	tomof@....org
Subject: Re: IDE crash...

On Tue, Oct 23 2007, David Miller wrote:
> From: Jens Axboe <jens.axboe@...cle.com>
> Date: Tue, 23 Oct 2007 12:57:11 +0200
> 
> > On Tue, Oct 23 2007, FUJITA Tomonori wrote:
> > > BTW, we avoid calling sg_init_table() for every I/O request due to Jens'
> > > trick. And Jens will remove the code to clear sg_dma_len/addr in
> > > blk_rq_map_sg(). So sparc64 iommu needs to do that for itself?
> > > 
> > > http://marc.info/?l=linux-scsi&m=119261920425120&w=2
> > 
> > It does - Dave, do you agree with the patch? I think it should be added,
> > so that sparc64 isn't the odd-arch-out in this respect. I've tentatively
> > applied the patch, Davem?
> 
> No objections.

Great, thanks Dave.

-- 
Jens Axboe

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