From: Xiaogang Chen Date: Mon, 19 Jun 2023 21:17:02 +0000 (-0500) Subject: drm/amdgpu: remove vm sanity check from amdgpu_vm_make_compute X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1d7776cc148b9f2f3ebaf1181662ba695a29f639;p=linux.git drm/amdgpu: remove vm sanity check from amdgpu_vm_make_compute Since we allow kfd and graphic operate on same GPU VM to have interoperation between them GPU VM may have been used by graphic vm operations before kfd turns a GPU VM into a compute VM. Remove vm clean checking at amdgpu_vm_make_compute. Signed-off-by: Xiaogang Chen Reviewed-by: Felix Kuehling 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 eff73c428b123..291977b93b1df 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -2245,16 +2245,16 @@ int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm) if (r) return r; - /* Sanity checks */ - if (!amdgpu_vm_pt_is_root_clean(adev, vm)) { - r = -EINVAL; - goto unreserve_bo; - } - /* Check if PD needs to be reinitialized and do it before * changing any other state, in case it fails. */ if (pte_support_ats != vm->pte_support_ats) { + /* Sanity checks */ + if (!amdgpu_vm_pt_is_root_clean(adev, vm)) { + r = -EINVAL; + goto unreserve_bo; + } + vm->pte_support_ats = pte_support_ats; r = amdgpu_vm_pt_clear(adev, vm, to_amdgpu_bo_vm(vm->root.bo), false);