[Bug 111481] AMD Navi GPU frequent freezes on both Manjaro/Ubuntu with kernel 5.3 and mesa 19.2 -git/llvm9

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111481

--- Comment #236 from Alex Deucher <alexdeucher at gmail.com> ---
(In reply to Marko Popovic from comment #235)
> (In reply to Alex Deucher from comment #233)
> > Does attachment 145971 [details] [review] [review] help?
> 
> No, this is for flip hangs that only happen in some games, random SDMA hangs
> are still present, but SDMA is disabled in MESA20 so for the timebeing it
> should be more stable.

They may be related. If the SDMA is waiting on a fence from the display engine
it would time out if that display fence never triggers.

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