From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Williamson Subject: Re: [PATCH 0/3] iommu: Expose IOMMU information in sysfs Date: Thu, 03 Jul 2014 10:08:46 -0600 Message-ID: <1404403726.1862.78.camel@ul30vt.home> References: <20140612215954.2754.30263.stgit@bling.home> <20140616151619.GA31771@8bytes.org> <1402932269.3707.35.camel@ul30vt.home> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1402932269.3707.35.camel-85EaTFmN5p//9pzu0YdTqQ@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Joerg Roedel Cc: Varun Sethi , iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: iommu@lists.linux-foundation.org On Mon, 2014-06-16 at 09:24 -0600, Alex Williamson wrote: > On Mon, 2014-06-16 at 17:16 +0200, Joerg Roedel wrote: > > On Thu, Jun 12, 2014 at 04:12:18PM -0600, Alex Williamson wrote: > > > Alex Williamson (3): > > > iommu: Add sysfs support for IOMMUs > > > iommu/intel: Make use of IOMMU sysfs support > > > iommu/amd: Add sysfs support > > > > I like the general approach. But why do you only enable the x86 iommus? > > Some ARM IOMMUs and PAMU would certainly also benefit from a sysfs > > representation of which device is translated by which IOMMU. > > Only because I have no ability to test the others platforms. I'd be > thrilled if someone working on those IOMMUs could validate this on > non-x86. Thanks, Should I re-send this series or are you hoping I'll attempt to piece together a non-x86 user for which I have no hardware and can't test? Varun, do you have any interest in this for the fsl iommu to try a proof of concept? Thanks, Alex