linux-kernel - Re: [PATCH V2] VFIO driver: Non-privileged user level PCI drivers

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: <20100624122219.GD20761@8bytes.org>
Date:	Thu, 24 Jun 2010 14:22:19 +0200
From:	Joerg Roedel <joro@...tes.org>
To:	Tom Lyon <pugs@...n-about.com>
Cc:	"Michael S. Tsirkin" <mst@...hat.com>, randy.dunlap@...cle.com,
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
	chrisw@...s-sol.org, hjk@...utronix.de, avi@...hat.com,
	gregkh@...e.de, aafabbri@...co.com, scofeldm@...co.com
Subject: Re: [PATCH V2] VFIO driver: Non-privileged user level PCI drivers

On Thu, Jun 17, 2010 at 02:14:00PM -0700, Tom Lyon wrote:
> On Sunday 13 June 2010 03:23:39 am Michael S. Tsirkin wrote:

> OK, after more investigation, I realize you are right.
> We definitely need the IOMMU protection for interrupts, and
> if we have it, a lot of the code for config space protection is pointless.
> It does seem that the Intel  intr_remapping code does what we want
> (accidentally) but that the AMD iommu code does not yet do any
> interrupt remapping.  Joerg - can you comment? On the roadmap?

Work on this is planned, but not at a high priority by now. I can
re-prioritize this item if needed.

	Joerg

--
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/