Reviewed-by: Felix Kuehling <felix.kuehl...@amd.com>
On 2018-01-16 02:50 PM, Andrey Grodzovsky wrote:
> Avoid OOM on syatem pages allocations.
>
> v2:
> Remove modeprobe parameter, make this behaviour the only option.
>
> v3:
> Move setting no_retry flag into amdgpu_ttm_init.
>
> Signed-off-by: Andrey Grodzovsky <andrey.grodzov...@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> index 290cdf0..d32f482 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> @@ -1387,6 +1387,10 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
> return r;
> }
> adev->mman.initialized = true;
> +
> + /* We opt to avoid OOM on system pages allocations */
> + adev->mman.bdev.no_retry = true;
> +
> r = ttm_bo_init_mm(&adev->mman.bdev, TTM_PL_VRAM,
> adev->gmc.real_vram_size >> PAGE_SHIFT);
> if (r) {
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