[Bug 82455] Failed to allocate virtual address for buffer

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=82455

--- Comment #19 from Marek Olšák <maraeo at gmail.com> ---
(In reply to comment #18)
> >>anyway you guys should test without the DMA initially to rule out any problems.
> 
> How do it ? 
> 
> Is is delete DMA options when i make kernel?

He was talking about the DMA engine on the GPU, which can be disabled by
setting this environment variable prior to running any apps:

R600_DEBUG=nodma

It can also be used to disable DMA for a specific app.

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