Re: [Qemu-devel] Multi GPU passthrough via VFIO

2015-01-19 Thread Alex Williamson
On Fri, 2015-01-16 at 13:21 +0100, Maik Broemme wrote: > Hi Alex, > > Maik Broemme wrote: > > Hi Alex, > > > > Maik Broemme wrote: > > > Hi Alex, > > > > > > Alex Williamson wrote: > > > > On Fri, 2014-02-14 at 01:01 +0100, Maik Broemme wrote: > > > > > Hi Alex, > > > > > > > > > > Maik Broe

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2015-01-16 Thread Maik Broemme
Hi Alex, Maik Broemme wrote: > Hi Alex, > > Maik Broemme wrote: > > Hi Alex, > > > > Alex Williamson wrote: > > > On Fri, 2014-02-14 at 01:01 +0100, Maik Broemme wrote: > > > > Hi Alex, > > > > > > > > Maik Broemme wrote: > > > > > Hi Alex, > > > > > > > > > > Alex Williamson wrote: > > >

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-04-14 Thread Maik Broemme
Hi Alex, Maik Broemme wrote: > Hi Alex, > > Alex Williamson wrote: > > On Fri, 2014-02-14 at 01:01 +0100, Maik Broemme wrote: > > > Hi Alex, > > > > > > Maik Broemme wrote: > > > > Hi Alex, > > > > > > > > Alex Williamson wrote: > > > > > On Fri, 2014-02-07 at 01:22 +0100, Maik Broemme wrot

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-14 Thread Maik Broemme
Hi Alex, Alex Williamson wrote: > On Fri, 2014-02-14 at 01:01 +0100, Maik Broemme wrote: > > Hi Alex, > > > > Maik Broemme wrote: > > > Hi Alex, > > > > > > Alex Williamson wrote: > > > > On Fri, 2014-02-07 at 01:22 +0100, Maik Broemme wrote: > > > > > Interesting is the diff between 1st and

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-13 Thread Alex Williamson
On Fri, 2014-02-14 at 01:01 +0100, Maik Broemme wrote: > Hi Alex, > > Maik Broemme wrote: > > Hi Alex, > > > > Alex Williamson wrote: > > > On Fri, 2014-02-07 at 01:22 +0100, Maik Broemme wrote: > > > > Interesting is the diff between 1st and 2nd boot, so if I do the lspci > > > > prior to the

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-13 Thread Maik Broemme
Hi Alex, Maik Broemme wrote: > Hi Alex, > > Alex Williamson wrote: > > On Fri, 2014-02-07 at 01:22 +0100, Maik Broemme wrote: > > > Interesting is the diff between 1st and 2nd boot, so if I do the lspci > > > prior to the booting. The only difference between 1st start and 2nd > > > start are: >

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-07 Thread Maik Broemme
Hi Alex, Alex Williamson wrote: > On Fri, 2014-02-07 at 01:22 +0100, Maik Broemme wrote: > > Interesting is the diff between 1st and 2nd boot, so if I do the lspci > > prior to the booting. The only difference between 1st start and 2nd > > start are: > > > > --- 001-lspci.290x.before.1st.log 2

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-07 Thread Alex Williamson
On Fri, 2014-02-07 at 01:22 +0100, Maik Broemme wrote: > Interesting is the diff between 1st and 2nd boot, so if I do the lspci > prior to the booting. The only difference between 1st start and 2nd > start are: > > --- 001-lspci.290x.before.1st.log 2014-02-07 01:13:41.498827928 +0100 > +++ 004

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-07 Thread Maik Broemme
Hi Alex, Maik Broemme wrote: > Hi Alex, > > Alex Williamson wrote: > > On Thu, 2014-02-06 at 01:25 +0100, Maik Broemme wrote: > > > Hi Alex, > > > > > > Maik Broemme wrote: > > > > > > > > Another minor issue is that the R9 290X is not reset during > > > > > > > > shutdown of > > > > > > > >

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-06 Thread Maik Broemme
Hi Alex, Alex Williamson wrote: > On Thu, 2014-02-06 at 01:25 +0100, Maik Broemme wrote: > > Hi Alex, > > > > Maik Broemme wrote: > > > > > > > Another minor issue is that the R9 290X is not reset during > > > > > > > shutdown of > > > > > > > VM (neither Linux nor Windows) but it can be trick

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-05 Thread Alex Williamson
On Thu, 2014-02-06 at 01:25 +0100, Maik Broemme wrote: > Hi Alex, > > Maik Broemme wrote: > > > > > > Another minor issue is that the R9 290X is not reset during > > > > > > shutdown of > > > > > > VM (neither Linux nor Windows) but it can be tricked with doing > > > > > > "suspend-to-ram" betwe

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-05 Thread Maik Broemme
Hi Alex, Maik Broemme wrote: > > > > > Another minor issue is that the R9 290X is not reset during shutdown > > > > > of > > > > > VM (neither Linux nor Windows) but it can be tricked with doing > > > > > "suspend-to-ram" between two starts. That's why I use '-no-reboot' > > > > > option > > >

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-05 Thread Maik Broemme
Hi Alex, Alex Williamson wrote: > On Wed, 2014-02-05 at 22:10 +0100, Maik Broemme wrote: > > Hi Alex, > > > > Alex Williamson wrote: > > > On Wed, 2014-02-05 at 19:59 +0100, Maik Broemme wrote: > > > > Hi, > > > > > > > > currently VFIO with multi GPU passthrough is working partially and > > >

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-05 Thread Alex Williamson
On Wed, 2014-02-05 at 22:10 +0100, Maik Broemme wrote: > Hi Alex, > > Alex Williamson wrote: > > On Wed, 2014-02-05 at 19:59 +0100, Maik Broemme wrote: > > > Hi, > > > > > > currently VFIO with multi GPU passthrough is working partially and > > > hopefully somebody has a hint about the problem.

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-05 Thread Maik Broemme
Hi Alex, Alex Williamson wrote: > On Wed, 2014-02-05 at 19:59 +0100, Maik Broemme wrote: > > Hi, > > > > currently VFIO with multi GPU passthrough is working partially and > > hopefully somebody has a hint about the problem. I'm doing passthrough > > of an AMD Radeon R9 290X and AMD Radeon 7870

Re: [Qemu-devel] Multi GPU passthrough via VFIO

2014-02-05 Thread Alex Williamson
On Wed, 2014-02-05 at 19:59 +0100, Maik Broemme wrote: > Hi, > > currently VFIO with multi GPU passthrough is working partially and > hopefully somebody has a hint about the problem. I'm doing passthrough > of an AMD Radeon R9 290X and AMD Radeon 7870 GHz Edition to a single VM. > > If the VM is

[Qemu-devel] Multi GPU passthrough via VFIO

2014-02-05 Thread Maik Broemme
Hi, currently VFIO with multi GPU passthrough is working partially and hopefully somebody has a hint about the problem. I'm doing passthrough of an AMD Radeon R9 290X and AMD Radeon 7870 GHz Edition to a single VM. If the VM is running Linux this works quite well with radeon or fglrx driver. Plea