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Commit 408778e8 authored by Flora Cui's avatar Flora Cui Committed by Alex Deucher
Browse files

drm/amdgpu: check domain sanity in amdgpu_bo_pin_restricted() 



abort if the bo is pined to other domain already

Signed-off-by: default avatarFlora Cui <Flora.Cui@amd.com>
Reviewed-by: default avatarMichel Dänzer <michel.daenzer@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c632d799

drivers/gpu/drm/amd/amdgpu/amdgpu_object.c

+5 −0
Original line number Diff line number Diff line
@@ -520,6 +520,11 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, 
		return -EINVAL;



	if (bo->pin_count) {

		uint32_t mem_type = bo->tbo.mem.mem_type;



		if (domain != amdgpu_mem_type_to_domain(mem_type))

			return -EINVAL;



		bo->pin_count++;

		if (gpu_addr)

			*gpu_addr = amdgpu_bo_gpu_offset(bo);