[PATCH 4/7] drm/amdgpu: fix using shared fence for exported BOs

[Christian König]

It is perfectly possible that the BO list is created before the BO is
exported. While at it cleanup setting shared to one instead of true.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c |  1 -
 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c      | 13 ++++++++++---
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
index 14d2982a47cc..5c79da8e1150 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
@@ -118,7 +118,6 @@ int amdgpu_bo_list_create(struct amdgpu_device *adev, struct drm_file *filp,
 		entry->priority = min(info[i].bo_priority,
 				      AMDGPU_BO_LIST_MAX_PRIORITY);
 		entry->tv.bo = &bo->tbo;
-		entry->tv.shared = !bo->prime_shared_count;
 
 		if (bo->preferred_domains == AMDGPU_GEM_DOMAIN_GDS)
 			list->gds_obj = bo;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 3243da67db9e..1a2ea2e931e3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -50,7 +50,7 @@ static int amdgpu_cs_user_fence_chunk(struct amdgpu_cs_parser *p,
 	bo = amdgpu_bo_ref(gem_to_amdgpu_bo(gobj));
 	p->uf_entry.priority = 0;
 	p->uf_entry.tv.bo = &bo->tbo;
-	p->uf_entry.tv.shared = true;
+	p->uf_entry.tv.shared = 1;
 	p->uf_entry.user_pages = NULL;
 
 	drm_gem_object_put_unlocked(gobj);
@@ -598,6 +598,9 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
 			return r;
 	}
 
+	amdgpu_bo_list_for_each_entry(e, p->bo_list)
+		e->tv.shared = 1;
+
 	amdgpu_bo_list_get_list(p->bo_list, &p->validated);
 	if (p->bo_list->first_userptr != p->bo_list->num_entries)
 		p->mn = amdgpu_mn_get(p->adev, AMDGPU_MN_TYPE_GFX);
@@ -717,8 +720,12 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
 	gws = p->bo_list->gws_obj;
 	oa = p->bo_list->oa_obj;
 
-	amdgpu_bo_list_for_each_entry(e, p->bo_list)
-		e->bo_va = amdgpu_vm_bo_find(vm, ttm_to_amdgpu_bo(e->tv.bo));
+	amdgpu_bo_list_for_each_entry(e, p->bo_list) {
+		struct amdgpu_bo *bo = ttm_to_amdgpu_bo(e->tv.bo);
+
+		e->tv.shared = bo->prime_shared_count ? 1 : 0;
+		e->bo_va = amdgpu_vm_bo_find(vm, bo);
+	}
 
 	if (gds) {
 		p->job->gds_base = amdgpu_bo_gpu_offset(gds) >> PAGE_SHIFT;
-- 
2.14.1