From: Christian König Date: Mon, 19 Mar 2018 10:49:14 +0000 (+0100) Subject: drm/amdgpu: re-validate per VM BOs if required v2 X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=361883649221f975d915e4bc79907da71017f38f;p=linux.git drm/amdgpu: re-validate per VM BOs if required v2 If a per VM BO ends up in a allowed domain it never moves back into the prefered domain. v2: move the extra handling into amdgpu_vm_bo_update when we exit the state machine. Make memory type handling generic. Signed-off-by: Christian König Reviewed-by: Chunming Zhou Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index da55a78d7380b..f0fbc331aa30d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1556,7 +1556,20 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, } spin_lock(&vm->status_lock); - list_del_init(&bo_va->base.vm_status); + if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv) { + unsigned mem_type = bo->tbo.mem.mem_type; + + /* If the BO is not in its preferred location add it back to + * the evicted list so that it gets validated again on the + * next command submission. + */ + if (!(bo->preferred_domains & amdgpu_mem_type_to_domain(mem_type))) + list_add_tail(&bo_va->base.vm_status, &vm->evicted); + else + list_del_init(&bo_va->base.vm_status); + } else { + list_del_init(&bo_va->base.vm_status); + } spin_unlock(&vm->status_lock); list_splice_init(&bo_va->invalids, &bo_va->valids);