[PATCH] drm/amdgpu: remove vm sanity check from amdgpu_vm_make_compute

Xiaogang.Chen xiaogang.chen at amd.com
Mon Jun 19 19:06:51 UTC 2023


From: Xiaogang Chen <xiaogang.chen at amd.com>

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 turn
a GFX VM into a compute VM. Remove vm clean checking at amdgpu_vm_make_compute.

Signed-off-by: Xiaogang Chen<Xiaogang.Chen at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index eff73c428b12..33f05297ab7e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -2246,7 +2246,7 @@ int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm)
 		return r;
 
 	/* Sanity checks */
-	if (!amdgpu_vm_pt_is_root_clean(adev, vm)) {
+	if (pte_support_ats && !amdgpu_vm_pt_is_root_clean(adev, vm)) {
 		r = -EINVAL;
 		goto unreserve_bo;
 	}
-- 
2.25.1



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