[Bug 108625] AMDGPU - Can't even get Xorg to start - Kernel driver hangs with ring buffer timeout on ARM64

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Comment # 16 on bug 108625 from
(In reply to Carsten Haitzler from comment #15)
> Makes it work. Of course this isn't a brilliant patch, but indeed there is
> something up with the way write combined memory is handled on ARM here.

Well disabling WC is also a good way of reducing the performance in general.

E.g. what could be is that because you disabled WC the performance is reduced
and because of that the timing is changed....


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