netdev - Re: [PATCH v3 2/2][BNX2]: Add iSCSI support to BNX2 devices.

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Date:	Sat, 8 Sep 2007 13:00:36 +0100
From:	Christoph Hellwig <hch@...radead.org>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	FUJITA Tomonori <tomof@....org>, open-iscsi@...glegroups.com,
	davem@...emloft.net, mchristi@...hat.com, netdev@...r.kernel.org,
	anilgv@...adcom.com, talm@...adcom.com, lusinsky@...adcom.com,
	uri@...adcom.com, fujita.tomonori@....ntt.co.jp
Subject: Re: [PATCH v3 2/2][BNX2]: Add iSCSI support to BNX2 devices.

On Sat, Sep 08, 2007 at 07:32:27AM -0400, Jeff Garzik wrote:
> FUJITA Tomonori wrote:
> >Yeah, iommu code ignores the lld limitations (the problem is that the
> >lld limitations are in request_queue and iommu code can't access to
> >request_queue). There is no way to tell iommu code about the lld
> >limitations.
> 
> 
> This fact very much wants fixing.


Absolutely.  Unfortunately everyone wastes their time on creating workarounds
instead of fixing the underlying problem.
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