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From bda306615bfd9a1a875646191a32550ac0a1634e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Fri, 7 Sep 2018 20:34:17 +0200
Subject: [PATCH 0364/2940] drm/amdgpu: allow fragment processing for invalid
PTEs
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
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>
---
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 fac7760a3eda..e6ae59aa8d3c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1547,7 +1547,7 @@ 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;
--
2.17.1
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