drm/amdgpu: stop reserving a shared fence for VA updates
authorChristian König <christian.koenig@amd.com>
Mon, 30 Jan 2017 09:24:13 +0000 (10:24 +0100)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 2 Feb 2017 18:50:14 +0000 (13:50 -0500)
We don't add any fences do the buffer, but just use it's address.

Additional to that we don't need a duplicates list here.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c

index 4acb9c5e8b6402e3638ab62947b182ec7501a971..ec7037a48b6ebe5e3ffd8dae7894322c1e4855a2 100644 (file)
@@ -547,7 +547,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
        struct amdgpu_bo_list_entry vm_pd;
        struct ttm_validate_buffer tv;
        struct ww_acquire_ctx ticket;
-       struct list_head list, duplicates;
+       struct list_head list;
        uint32_t invalid_flags, va_flags = 0;
        int r = 0;
 
@@ -585,14 +585,13 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
                return -ENOENT;
        abo = gem_to_amdgpu_bo(gobj);
        INIT_LIST_HEAD(&list);
-       INIT_LIST_HEAD(&duplicates);
        tv.bo = &abo->tbo;
-       tv.shared = true;
+       tv.shared = false;
        list_add(&tv.head, &list);
 
        amdgpu_vm_get_pd_bo(&fpriv->vm, &list, &vm_pd);
 
-       r = ttm_eu_reserve_buffers(&ticket, &list, true, &duplicates);
+       r = ttm_eu_reserve_buffers(&ticket, &list, true, NULL);
        if (r) {
                drm_gem_object_unreference_unlocked(gobj);
                return r;