[Bug 110228] [cfl] GPU hang when running UE4Editor

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Sun Jun 16 11:40:28 UTC 2019


Andrzej Broński <koxu1996+bugs.freedesktop.org at gmail.com> changed:

           What    |Removed                     |Added
                 CC|                            |koxu1996+bugs.freedesktop.o
                   |                            |rg at gmail.com

--- Comment #32 from Andrzej Broński <koxu1996+bugs.freedesktop.org at gmail.com> ---
(In reply to Jason Ekstrand from comment #31)
> Created attachment 144550 [details] [review]
> Patch to use SURFTYPE_1D for texel buffers
> One more thing before I call it a day.  I've attached a hack patch which
> attempts to use SURFTYPE_1D for texel buffers.  It's not a solution for the
> reasons I've already listed.  However, could you take a bit of time and
> experiment with it on some of the apps that are known to hang and see if it
> helps them?  If so, that at least tells us that we're headed in the right
> direction.

I installed mesa with your patch and there is no more GPU hang after launching
_Unreal Engine_. For me it's satisfactory workaround, however I hope you will
figure out root cause.

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