Am 15.07.19 um 18:12 schrieb Alex Deucher:
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>
Reviewed-by: Christian König <christian.koenig@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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