On Sat, Jul 13, 2019 at 2:43 AM Kuehling, Felix <Felix.Kuehling@xxxxxxx> wrote:
>
> When starting a new mm_node, the page_offset becomes 0.
>
> Signed-off-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> index 37d9a3b09946..d0f6c23ec7cf 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> @@ -386,6 +386,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
> src_node_start = amdgpu_mm_node_addr(src->bo, ++src_mm,
> src->mem);
> src_node_size = (src_mm->size << PAGE_SHIFT);
> + src_page_offset = 0;
> } else {
> src_node_start += cur_size;
> src_page_offset = src_node_start & (PAGE_SIZE - 1);
> @@ -395,6 +396,7 @@ int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev,
> dst_node_start = amdgpu_mm_node_addr(dst->bo, ++dst_mm,
> dst->mem);
> dst_node_size = (dst_mm->size << PAGE_SHIFT);
> + dst_page_offset = 0;
> } else {
> dst_node_start += cur_size;
> dst_page_offset = dst_node_start & (PAGE_SIZE - 1);
> --
> 2.17.1
>
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