I'll test it out in a minute.
Tom
On 2020-01-16 10:28 a.m., Christian König wrote:
We don't need to return an error in this case.
Signed-off-by: Christian König <christian.koe...@amd.com>
Fixes: d6932a4d86e4 drm/amdgpu: make sure to never allocate PDs/PTs for
invalidations
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 5cb182231f5d..6cf407aab279 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1467,8 +1467,12 @@ static int amdgpu_vm_update_ptes(struct
amdgpu_vm_update_params *params,
* smaller than the address shift. Go to the next
* child entry and try again.
*/
- if (!amdgpu_vm_pt_descendant(adev, &cursor))
- return -ENOENT;
+ if (!amdgpu_vm_pt_descendant(adev, &cursor)) {
+ if (flags & AMDGPU_PTE_VALID)
+ return -ENOENT;
+ else
+ amdgpu_vm_pt_next(adev, &cursor);
+ }
continue;
} else if (frag >= parent_shift) {
/* If the fragment size is even larger than the parent
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