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| author | Felix Kuehling <Felix.Kuehling@amd.com> | 2019-02-07 20:08:14 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-02-14 01:50:47 +0300 |
| commit | 8db588d5d35e6ab0f8fa404c0d3eade6bbd272bc (patch) | |
| tree | 09b4a97022ee48c8e412aa9f3187a5517cc7ddf1 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | |
| parent | c60cd590cb7da0d7dbb423727bb67350182a371c (diff) | |
| download | linux-8db588d5d35e6ab0f8fa404c0d3eade6bbd272bc.tar.xz | |
drm/amdgpu: Avoid setting off KFD eviction fences in amdgpu_vm
Use FENCE_OWNER_KFD to synchronize PT/PD initialization and clearing
of page table entries. This avoids triggering KFD eviction fences on
the PD reservation objects of compute VMs.
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 3f33286c3cd5..6dda415bb3ee 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -828,7 +828,7 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, WARN_ON(job->ibs[0].length_dw > 64); r = amdgpu_sync_resv(adev, &job->sync, bo->tbo.resv, - AMDGPU_FENCE_OWNER_UNDEFINED, false); + AMDGPU_FENCE_OWNER_KFD, false); if (r) goto error_free; @@ -1748,9 +1748,9 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, params.adev = adev; params.vm = vm; - /* sync to everything on unmapping */ + /* sync to everything except eviction fences on unmapping */ if (!(flags & AMDGPU_PTE_VALID)) - owner = AMDGPU_FENCE_OWNER_UNDEFINED; + owner = AMDGPU_FENCE_OWNER_KFD; if (vm->use_cpu_for_update) { /* params.src is used as flag to indicate system Memory */ |