[Bug 100465] Hard lockup with radeonsi driver on FirePro W600, W9000 and W9100

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=100465

--- Comment #7 from Julien Isorce <julien.isorce at gmail.com> ---
(In reply to joro-2013 from comment #4)
> I've noticed the same difference on my ancient mac mini G4 with a humble
> RV280 GPU. I try to boot it in AGP mode from time to time after applying
> some patches, just for fun. Before i would see some GPU lockup-resetting
> stuff (it always locks up after some time and never recovers) in kern.log,
> lately it just locks up and there's nothing in the logs.
> 
> The patches i applied lately were
> 
> [PATCH] radeon: allow write_reloc with unaccounted buffers to cope
>  with Mesa bug
> 
> https://patchwork.kernel.org/patch/4663071/
> 
> and 
> 
> drm-radeon-fix-TOPDOWN-handling-for-bo_create-v3.patch
> 
> 
> https://www.mail-archive.com/dri-devel@lists.freedesktop.org/msg132931.html
> 
> My guess would be patch number two.

Thx for the note, but it looks like the 2 patches you pointed (first one for
libdrm) and second one
(https://cgit.freedesktop.org/~agd5f/linux/commit/?h=topdown-fixes&id=db0be21d83078b2fe4cc6e9115d0b63a72a7e505
for kernel) were never merged so it cannot not affect my usecase.

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