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drm/amdgpu: allow fragment processing for invalid PTEs

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That should improve the PRT performance on Vega quite a bit.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-09-07 20:34:17 +02:00 • committed by Alex Deucher
parent 1b1d5c43db
commit 0c70dd4985
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -1552,7 +1552,7 @@ static void amdgpu_vm_fragment(struct amdgpu_pte_update_params *params,
max_frag = 31;
/* system pages are non continuously */
if (params->src || !(flags & AMDGPU_PTE_VALID)) {
if (params->src) {
*frag = 0;
*frag_end = end;
return;