On Tue, Mar 21, 2017 at 04:30:55PM +, Deucher, Alexander wrote:
> > I am preparing a debug-patch that disables ATS for these GPUs so someone
> > with such a chip can test it.
>
> Thanks Joerg.
Here is a debug patch, using the hard hammer of disabling the use of ATS
completly in the AMD IOMMU
On Tue, Mar 21, 2017 at 04:17:40PM +, Deucher, Alexander wrote:
> > -Original Message-
> > From: 'j...@8bytes.org' [mailto:j...@8bytes.org]
> > Sent: Tuesday, March 21, 2017 12:11 PM
> > To: Deucher, Alexander
> > Cc: Alex De
On Tue, Mar 21, 2017 at 04:01:53PM +, Deucher, Alexander wrote:
> It seems to only affect Stoney systems, but not others (Carrizo,
> Bristol, etc.). Maybe we could just disable it on Stoney until we
> root cause it.
Completion-wait loop timeouts indicate something is seriously wrong. How
can
On Fri, Mar 17, 2017 at 11:53:09AM -0400, Alex Deucher wrote:
> On Fri, Mar 17, 2017 at 8:15 AM, Daniel Drake wrote:
> > Hi,
> >
> > On Mon, Mar 13, 2017 at 2:01 PM, Deucher, Alexander
> > wrote:
> >> > We are unable to boot Acer Aspire E5-553G (AMD FX-9800P RADEON R7) nor
> >> > Acer Aspire E5-5