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From 61d879e7f645d04c80d72db288d19846684d554c Mon Sep 17 00:00:00 2001
From: Yong Zhao <yong.zhao@amd.com>
Date: Mon, 31 Oct 2016 18:55:44 -0400
Subject: [PATCH 1553/4131] drm/amdkfd: Remove useless
amdgpu_vm_clear_invalids() calls
amdgpu_vm_clear_invalids() has no effect to the KFD use cases.
Change-Id: I6d68d89c999086645ce7c543a7ee74a4928703b9
Signed-off-by: Yong Zhao <yong.zhao@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 11 -----------
1 file changed, 11 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 2b56ea3..ff3be96 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -855,20 +855,11 @@ static int map_bo_to_gpuvm(struct amdgpu_device *adev, struct amdgpu_bo *bo,
amdgpu_sync_fence(adev, sync, bo_va->last_pt_update);
- ret = amdgpu_vm_clear_invalids(adev, vm, sync);
- if (ret != 0) {
- pr_err("amdkfd: Failed to radeon_vm_clear_invalids\n");
- goto err_failed_to_vm_clear_invalids;
- }
-
/* Remove PTs from LRU list (reservation removed PD only) */
amdgpu_vm_move_pt_bos_in_lru(adev, vm);
return 0;
-err_failed_to_vm_clear_invalids:
- amdgpu_vm_bo_update(adev, bo_va, NULL);
- amdgpu_sync_fence(adev, sync, bo_va->last_pt_update);
err_unpin_bo:
amdgpu_amdkfd_bo_invalidate(bo);
return ret;
@@ -1332,8 +1323,6 @@ static int unmap_bo_from_gpuvm(struct amdgpu_device *adev,
amdgpu_vm_bo_update(adev, bo_va, NULL);
amdgpu_sync_fence(adev, sync, bo_va->last_pt_update);
- amdgpu_vm_clear_invalids(adev, vm, sync);
-
amdgpu_amdkfd_bo_invalidate(bo);
return 0;
--
2.7.4
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