RE: RFC: vfio API changes needed for powerpc (v3)

2013-04-08 Thread Yoder Stuart-B08248
> -Original Message- > From: Wood Scott-B07421 > Sent: Friday, April 05, 2013 5:17 PM > To: Yoder Stuart-B08248 > Cc: Alex Williamson; Wood Scott-B07421; ag...@suse.de; Bhushan Bharat-R65777; > Sethi Varun-B16395; > k...@vger.kernel.org; qemu-de...@nongnu.org; iommu@lists.linux-foundatio

Re: [PATCH V3] iommu/amd: Add logic to decode AMD IOMMU event flag

2013-04-08 Thread Borislav Petkov
On Mon, Apr 08, 2013 at 10:43:45AM -0500, Suravee Suthikulanit wrote: > On 4/8/2013 9:50 AM, Borislav Petkov wrote: > >Independent from Joerg's feedback on this, I have only one question: > >you're not seriously considering on dumping this "Note:..." line above > >on*every* IO-PF, right? > If you

Re: [PATCH] documentation: iommu: add description of ARM System MMU binding

2013-04-08 Thread Olav Haugan
Hi Will, On 4/8/2013 2:25 AM, Will Deacon wrote: > Hi Olav, > > On Fri, Apr 05, 2013 at 09:44:49PM +0100, Olav Haugan wrote: >> On 4/4/2013 9:50 AM, Will Deacon wrote: >>> diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.txt >>> b/Documentation/devicetree/bindings/iommu/arm,smmu.txt

Re: [PATCH V3] iommu/amd: Add logic to decode AMD IOMMU event flag

2013-04-08 Thread Suravee Suthikulanit
On 4/8/2013 9:50 AM, Borislav Petkov wrote: Independent from Joerg's feedback on this, I have only one question: you're not seriously considering on dumping this "Note:..." line above on*every* IO-PF, right? Boris, If you think that is obvious, I can get rid of this also. Suravee

Re: [PATCH V3] iommu/amd: Add logic to decode AMD IOMMU event flag

2013-04-08 Thread Borislav Petkov
On Mon, Apr 08, 2013 at 02:33:32PM +, Suthikulpanit, Suravee wrote: > Joerg, > > Do you have any more feedback about this patch? > > Thanks, > > Suravee > > From: suravee.suthikulpa...@amd.com [suravee.suthikulpa...@amd.com] > Sent: Tuesday, April 02,

RE: [PATCH V3] iommu/amd: Add logic to decode AMD IOMMU event flag

2013-04-08 Thread Suthikulpanit, Suravee
Joerg, Do you have any more feedback about this patch? Thanks, Suravee From: suravee.suthikulpa...@amd.com [suravee.suthikulpa...@amd.com] Sent: Tuesday, April 02, 2013 7:06 PM To: iommu@lists.linux-foundation.org; j...@8bytes.org Cc: linux-ker...@vger.ke

Re: [PATCH] iommu/amd: Add workaround to propery clearing IOMMU status register

2013-04-08 Thread Suravee Suthikulanit
Joerg, Do you have any feedback about this patch? Thanks, Suravee On 4/3/2013 6:19 PM, suravee.suthikulpa...@amd.com wrote: From: Suravee Suthikulpanit The IOMMU interrupt handling in bottom half must clear the PPR log interrupt and event log interrupt bits to re-enable the interrupt. This

Re: [PATCH] documentation: iommu: add description of ARM System MMU binding

2013-04-08 Thread Will Deacon
Hi Olav, On Fri, Apr 05, 2013 at 09:44:49PM +0100, Olav Haugan wrote: > On 4/4/2013 9:50 AM, Will Deacon wrote: > > diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.txt > > b/Documentation/devicetree/bindings/iommu/arm,smmu.txt > > new file mode 100644 > > index 000..938325f > >

Re: [PATCH] documentation: iommu: add description of ARM System MMU binding

2013-04-08 Thread Will Deacon
On Fri, Apr 05, 2013 at 07:25:26PM +0100, Rob Herring wrote: > On 04/05/2013 11:57 AM, Will Deacon wrote: > > Hi Rob, > > > > On Fri, Apr 05, 2013 at 05:43:06PM +0100, Rob Herring wrote: > > [...] > > >>> +- compatible: Should be one of "arm,smmu-v1" or "arm,smmu-v2" > >>> +

Re: [PATCH] intel-iommu: Synchronize gcmd value with global command register

2013-04-08 Thread Takao Indoh
(2013/04/04 23:24), David Woodhouse wrote: > On Thu, 2013-04-04 at 14:48 +0900, Takao Indoh wrote: >> >> - DMAR fault messages floods and second kernel does not boot. Recently I >>saw similar report. https://lkml.org/lkml/2013/3/8/120 > > Right. So the fix for that is to make the subsequent er