Re: [BUG][v6.9-rc6] Deadlock with: Revert "drm/qxl: simplify qxl_fence_wait"

From: David Airlie
Date: Tue May 07 2024 - 01:54:44 EST


On Tue, May 7, 2024 at 6:29 AM Linus Torvalds
<torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> On Mon, 6 May 2024 at 05:46, Maxime Ripard <mripard@xxxxxxxxxx> wrote:
> >
> > It looks like qxl is not well maintained. Please send the revert, we'll
> > merge it.
>
> I'll just do the revert and we don't have to do the round-trip
> overhead (since we're already in rc7 and I hope to just do final next
> weekend).

I expec this will reintroduce the other problems that caused this
change in the first place, but I think this should at least bring us
back to regression equilibrium. I can't recommend anyone use qxl hw
over virtio-gpu hw in their VMs, since virtio-gpu is actually hw
designed for virt.

Dave.