linux-kernel - Re: [PATCH]: Fix old SCSI adapter crashes with CD-ROM (take 2)

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Message-Id: <1178647115.3737.62.camel@mulgrave.il.steeleye.com>
Date:	Tue, 08 May 2007 12:58:35 -0500
From:	James Bottomley <James.Bottomley@...elEye.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Jens Axboe <jens.axboe@...cle.com>, linux-scsi@...r.kernel.org,
	akpm@...l.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH]: Fix old SCSI adapter crashes with CD-ROM (take 2)

On Tue, 2007-05-08 at 18:53 +0100, Alan Cox wrote:
> > The ultimate goal is to be able to eliminate the unchecked_isa_dma flag
> > entirely and have the block layer (or device mask allocations) fix all
> > of this in every ULD.
> 
> About time ;)

Actually, I should point out (before those who did the work get
justifiably irritated) that the overall goal is to remove the special
case non-scatter/gather path from all the drivers ... eliminating the
need to worry about DMA zone allocations is just a nice bonus as a side
effect of sending everything through the block layer.

James


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