[PATCH v12] drm/amdgpu: add drm buddy support to amdgpu

Alex Deucher alexdeucher at gmail.com
Mon May 16 15:05:49 UTC 2022


On Mon, May 16, 2022 at 8:40 AM Mike Lothian <mike at fireburn.co.uk> wrote:
>
> Hi
>
> The merge window for 5.19 will probably be opening next week, has
> there been any progress with this bug?

It took a while to find a combination of GPUs that would repro the
issue, but now that we can, it is still being investigated.

Alex

>
> Thanks
>
> Mike
>
> On Mon, 2 May 2022 at 17:31, Mike Lothian <mike at fireburn.co.uk> wrote:
> >
> > On Mon, 2 May 2022 at 16:54, Arunpravin Paneer Selvam
> > <arunpravin.paneerselvam at amd.com> wrote:
> > >
> > >
> > >
> > > On 5/2/2022 8:41 PM, Mike Lothian wrote:
> > > > On Wed, 27 Apr 2022 at 12:55, Mike Lothian <mike at fireburn.co.uk> wrote:
> > > >> On Tue, 26 Apr 2022 at 17:36, Christian König <christian.koenig at amd.com> wrote:
> > > >>> Hi Mike,
> > > >>>
> > > >>> sounds like somehow stitching together the SG table for PRIME doesn't
> > > >>> work any more with this patch.
> > > >>>
> > > >>> Can you try with P2P DMA disabled?
> > > >> -CONFIG_PCI_P2PDMA=y
> > > >> +# CONFIG_PCI_P2PDMA is not set
> > > >>
> > > >> If that's what you're meaning, then there's no difference, I'll upload
> > > >> my dmesg to the gitlab issue
> > > >>
> > > >>> Apart from that can you take a look Arun?
> > > >>>
> > > >>> Thanks,
> > > >>> Christian.
> > > > Hi
> > > >
> > > > Have you had any success in replicating this?
> > > Hi Mike,
> > > I couldn't replicate on my Raven APU machine. I see you have 2 cards
> > > initialized, one is Renoir
> > > and the other is Navy Flounder. Could you give some more details, are
> > > you running Gravity Mark
> > > on Renoir and what is your system RAM configuration?
> > > >
> > > > Cheers
> > > >
> > > > Mike
> > >
> > Hi
> >
> > It's a PRIME laptop, it failed on the RENOIR too, it caused a lockup,
> > but systemd managed to capture it, I'll attach it to the issue
> >
> > I've got 64GB RAM, the 6800M has 12GB VRAM
> >
> > Cheers
> >
> > Mike


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