drm/amdgpu: Fix lockdep warning more gracely (163def43) · Commits · 戴 / test

lockdep need a static key. Previously we set ignore bit to avoid the warning. Now call sysfs_attr_init to initialize the static key. Signed-off-by:

drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c

+2 −6

Original line number	Diff line number	Diff line
		@@ -748,12 +748,10 @@ static int amdgpu_ras_sysfs_create_feature_node(struct amdgpu_device *adev)
		.attr = {
		.name = "features",
		.mode = S_IRUGO,
		#ifdef CONFIG_DEBUG_LOCK_ALLOC
		.ignore_lockdep = 1,
		#endif
		},
		.show = amdgpu_ras_sysfs_features_read,
		};
		sysfs_attr_init(attrs[0]);

		return sysfs_create_group(&adev->dev->kobj, &group);
		}
		@@ -793,12 +791,10 @@ int amdgpu_ras_sysfs_create(struct amdgpu_device *adev,
		.attr = {
		.name = obj->fs_data.sysfs_name,
		.mode = S_IRUGO,
		#ifdef CONFIG_DEBUG_LOCK_ALLOC
		.ignore_lockdep = 1,
		#endif
		},
		.show = amdgpu_ras_sysfs_read,
		};
		sysfs_attr_init(&obj->sysfs_attr.attr);

		if (sysfs_add_file_to_group(&adev->dev->kobj,
		&obj->sysfs_attr.attr,