Re: [PATCH] drm/radeon/si: Add support for CP DMA to CS checker for compute v2

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On Fri, Aug 16, 2013 at 05:47:39PM -0400, Tom Stellard wrote:
> From: Tom Stellard <thomas.stellard@xxxxxxx>
> 
> Also add a new RADEON_INFO query to check that CP DMA packets are
> supported on the compute ring.
> 
> v2:
>   - Don't bump kms version, so this patch can be backported to stable
>     kernels.

Why is this for a stable kernel?  What reported problem does it fix?

thanks,

greg k-h
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