Am 29.06.21 um 09:55 schrieb Nirmoy Das:
VM code should not be responsible for freeing pasid as pasid
gets allocated outside of VM code, before initializing a vm.
Signed-off-by: Nirmoy Das <nirmoy....@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 8 ++++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 6 ------
2 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index f96598279593..5a9006aabec7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1287,6 +1287,14 @@ int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct
kgd_dev *kgd,
if (avm->process_info)
return -EINVAL;
+ /* Free the original amdgpu allocated pasid,
+ * will be replaced with kfd allocated pasid.
+ */
+ if (avm->pasid) {
+ amdgpu_pasid_free(avm->pasid);
+ amdgpu_vm_set_pasid(adev, avm, 0);
+ }
+
/* Convert VM into a compute VM */
ret = amdgpu_vm_make_compute(adev, avm, pasid);
I'm really wondering if amdgpu_vm_make_compute() and amdgpu_vm_init()
now need the pasid as parameter anymore.
Christian.
if (ret)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 9b0e8a9d7f86..0bd9575b0872 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -3057,12 +3057,6 @@ int amdgpu_vm_make_compute(struct amdgpu_device *adev,
struct amdgpu_vm *vm,
if (r)
goto unreserve_bo;
- /* Free the original amdgpu allocated pasid,
- * will be replaced with kfd allocated pasid.
- */
- if (vm->pasid)
- amdgpu_pasid_free(vm->pasid);
-
r = amdgpu_vm_set_pasid(adev, vm, pasid);
if (r)
goto unreserve_bo;
--
2.32.0
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