[PATCH] drm/amdgpu: simplify bo_va list when vm bo update

Junwei Zhang Jerry.Zhang at amd.com
Thu Apr 19 05:31:32 UTC 2018


Signed-off-by: Junwei Zhang <Jerry.Zhang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 21 +++++++++------------
 1 file changed, 9 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 8c34060..93ad925 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1561,19 +1561,16 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
 	}
 
 	spin_lock(&vm->status_lock);
-	if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv) {
-		unsigned mem_type = bo->tbo.mem.mem_type;
+	list_del_init(&bo_va->base.vm_status);
 
-		/* If the BO is not in its preferred location add it back to
-		 * the evicted list so that it gets validated again on the
-		 * next command submission.
-		 */
-		list_del_init(&bo_va->base.vm_status);
-		if (!(bo->preferred_domains & amdgpu_mem_type_to_domain(mem_type)))
-			list_add_tail(&bo_va->base.vm_status, &vm->evicted);
-	} else {
-		list_del_init(&bo_va->base.vm_status);
-	}
+	/* If the BO is not in its preferred location add it back to
+	 * the evicted list so that it gets validated again on the
+	 * next command submission.
+	 */
+	unsigned mem_type = bo->tbo.mem.mem_type;
+	if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv &&
+		!(bo->preferred_domains & amdgpu_mem_type_to_domain(mem_type)))
+		list_add_tail(&bo_va->base.vm_status, &vm->evicted);
 	spin_unlock(&vm->status_lock);
 
 	list_splice_init(&bo_va->invalids, &bo_va->valids);
-- 
1.9.1



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