linux-kernel - Re: [PATCH 0/9][RFC] stackable dma

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20080922113619.5075e7e4@infradead.org>
Date:	Mon, 22 Sep 2008 11:36:19 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
	iommu@...ts.linux-foundation.org,
	David Woodhouse <dwmw2@...radead.org>,
	Muli Ben-Yehuda <muli@...ibm.com>,
	Amit Shah <amit.shah@...ranet.com>,
	Ingo Molnar <mingo@...hat.com>,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Subject: Re: [PATCH 0/9][RFC] stackable dma_ops for x86

On Mon, 22 Sep 2008 20:21:12 +0200
Joerg Roedel <joerg.roedel@....com> wrote:

> Hi,
> 
> this patch series implements stackable dma_ops on x86. This is useful
> to be able to fall back to a different dma_ops implementation if one
> can not handle a particular device (as necessary for example with
> paravirtualized device passthrough or if a hardware IOMMU only
> handles a subset of available devices).

isn't the right answer here to have a per device DMA ops instead ?


-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/