drm-next amdgpu warning

Thierry Reding thierry.reding at gmail.com
Mon Aug 17 03:48:16 PDT 2015

On Mon, Aug 17, 2015 at 03:58:10PM +1000, Dave Airlie wrote:
> Hey Alex,
> this seems valid,
> /home/airlied/devel/kernel/drm-next/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c:
> In function ‘amdgpu_uvd_cs_pass2’:
> /home/airlied/devel/kernel/drm-next/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c:491:17:
> warning: ‘min_ctx_size’ may be used uninitialized in this function
> [-Wmaybe-uninitialized]
>   buf_sizes[0x4] = min_ctx_size;
>                  ^
> /home/airlied/devel/kernel/drm-next/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c:377:58:
> note: ‘min_ctx_size’ was declared here
>   unsigned image_size, tmp, min_dpb_size, num_dpb_buffer, min_ctx_size;
>                                                           ^

There's a patch for this here:


There's apparently also an internal patch that fixes this, but it wasn't
clear yet which one was going to be picked up.

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