On 4/29/2013 3:10 PM, Don Dutile wrote:
On 04/29/2013 03:45 PM, Suravee Suthikulanit wrote:
Joerg,
We are in the process of implementing AMD IOMMU error handling, and I
would like some comments from you and the community.
Currently, the AMD IOMMU driver only reports events from the event
On 4/29/2013 4:42 PM, Don Dutile wrote:
On 04/29/2013 04:34 PM, Duran, Leo wrote:
I'm wondering if resetting the IOMMU at init-time (once) would clear
any BIOS induced noise.
Leo
Well, depends what you mean by 'reset'
(a) setting it up for OS use is effectively a reset, but doesn't
On 04/30/2013 10:49 AM, Suravee Suthikulanit wrote:
On 4/29/2013 3:10 PM, Don Dutile wrote:
On 04/29/2013 03:45 PM, Suravee Suthikulanit wrote:
Joerg,
We are in the process of implementing AMD IOMMU error handling, and I would
like some comments from you and the community.
Currently, the
On 04/30/2013 10:56 AM, Suravee Suthikulanit wrote:
On 4/29/2013 4:42 PM, Don Dutile wrote:
On 04/29/2013 04:34 PM, Duran, Leo wrote:
I'm wondering if resetting the IOMMU at init-time (once) would clear any BIOS
induced noise.
Leo
Well, depends what you mean by 'reset'
(a) setting it up
On Tue, Apr 30, 2013 at 09:56:22AM -0500, Suthikulpanit, Suravee wrote:
This sounds more like issue with the order of how things are
initialized in the system.
No, the problem is that almost all BIOS-provided IVRS tables are buggy
because they do not define a unity-mapped region for devices
On 04/30/2013 10:54 AM, Sumner, William wrote:
I have installed your original patch set (from last November) and tested with
three platforms, each with a different IO configuration. On the first platform
crashdumps were consistently successful. On the second and third platforms,
the reset
On Tue, 2013-04-30 at 11:06 -0400, Don Dutile wrote:
On 04/30/2013 10:49 AM, Suravee Suthikulanit wrote:
On 4/29/2013 3:10 PM, Don Dutile wrote:
On 04/29/2013 03:45 PM, Suravee Suthikulanit wrote:
Joerg,
We are in the process of implementing AMD IOMMU error handling, and I
would like
Hi Joerg,
Would you take this patchset for 3.10 merge?
Regards
Varun
-Original Message-
From: Sethi Varun-B16395
Sent: Wednesday, April 24, 2013 5:06 PM
To: j...@8bytes.org; iommu@lists.linux-foundation.org; linuxppc-
d...@lists.ozlabs.org; linux-ker...@vger.kernel.org;
On Sat, Apr 27, 2013 at 12:22:28PM +0800, Andrew Cooks wrote:
On Fri, Apr 26, 2013 at 6:23 AM, Don Dutile ddut...@redhat.com wrote:
On 04/24/2013 10:49 PM, Sethi Varun-B16395 wrote:
-Original Message-
From: iommu-boun...@lists.linux-foundation.org [mailto:iommu-
On Tue, 2013-04-30 at 13:28 -0400, Konrad Rzeszutek Wilk wrote:
On Sat, Apr 27, 2013 at 12:22:28PM +0800, Andrew Cooks wrote:
On Fri, Apr 26, 2013 at 6:23 AM, Don Dutile ddut...@redhat.com wrote:
On 04/24/2013 10:49 PM, Sethi Varun-B16395 wrote:
-Original Message-
On 04/30/2013 01:28 PM, Konrad Rzeszutek Wilk wrote:
On Sat, Apr 27, 2013 at 12:22:28PM +0800, Andrew Cooks wrote:
On Fri, Apr 26, 2013 at 6:23 AM, Don Dutileddut...@redhat.com wrote:
On 04/24/2013 10:49 PM, Sethi Varun-B16395 wrote:
-Original Message-
From:
On 04/30/2013 01:28 PM, Konrad Rzeszutek Wilk wrote:
On Sat, Apr 27, 2013 at 12:22:28PM +0800, Andrew Cooks wrote:
On Fri, Apr 26, 2013 at 6:23 AM, Don Dutileddut...@redhat.com wrote:
On 04/24/2013 10:49 PM, Sethi Varun-B16395 wrote:
-Original Message-
From:
Does vfio work with swiotlb and if not, can/should swiotlb be
extended? Or does the time and space overhead make it a moot point?
It does not work with SWIOTLB as it uses the DMA API, not the IOMMU API.
I think you got it reversed. vfio uses iommu api, not dma api.
Right. That is what I
On Tue, 2013-04-30 at 16:48 -0400, Don Dutile wrote:
On 04/30/2013 03:11 PM, Konrad Rzeszutek Wilk wrote:
Does vfio work with swiotlb and if not, can/should swiotlb be
extended? Or does the time and space overhead make it a moot point?
It does not work with SWIOTLB as it uses the DMA API,
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