203 		adm_ctx->resource = drbd_find_resource(adm_ctx->resource_name);  in drbd_adm_prepare()
210 	if (!adm_ctx->resource && (flags & DRBD_ADM_NEED_RESOURCE)) {  in drbd_adm_prepare()
218 		if (adm_ctx->resource) {  in drbd_adm_prepare()
238 	if (adm_ctx->device && adm_ctx->resource &&  in drbd_adm_prepare()
239 	    adm_ctx->device->resource != adm_ctx->resource) {  in drbd_adm_prepare()
241 				adm_ctx->minor, adm_ctx->resource->name,  in drbd_adm_prepare()
242 				adm_ctx->device->resource->name);  in drbd_adm_prepare()
252 				adm_ctx->device->resource->name);  in drbd_adm_prepare()
258 	if (!adm_ctx->resource) {  in drbd_adm_prepare()
259 		adm_ctx->resource = adm_ctx->device ? adm_ctx->device->resource  in drbd_adm_prepare()
260 			: adm_ctx->connection ? adm_ctx->connection->resource : NULL;  in drbd_adm_prepare()
261 		if (adm_ctx->resource)  in drbd_adm_prepare()
262 			kref_get(&adm_ctx->resource->kref);  in drbd_adm_prepare()
284 	if (adm_ctx->resource) {  in drbd_adm_finish()
285 		kref_put(&adm_ctx->resource->kref, drbd_destroy_resource);  in drbd_adm_finish()
286 		adm_ctx->resource = NULL;  in drbd_adm_finish()
382 	char *resource_name = connection->resource->name;  in conn_khelper()
447 	spin_lock_irq(&connection->resource->req_lock);  in conn_try_outdate_peer()
450 		spin_unlock_irq(&connection->resource->req_lock);  in conn_try_outdate_peer()
455 	spin_unlock_irq(&connection->resource->req_lock);  in conn_try_outdate_peer()
520 	spin_lock_irq(&connection->resource->req_lock);  in conn_try_outdate_peer()
529 	spin_unlock_irq(&connection->resource->req_lock);  in conn_try_outdate_peer()
580 		for_each_connection(connection, device->resource)  in drbd_set_role()
671 		mutex_lock(&device->resource->conf_update);  in drbd_set_role()
675 		mutex_unlock(&device->resource->conf_update);  in drbd_set_role()
737 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_set_role()
744 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_set_role()
1239 	spin_lock_irq(&connection->resource->req_lock);  in conn_reconfig_done()
1242 	spin_unlock_irq(&connection->resource->req_lock);  in conn_reconfig_done()
1262 	spin_lock_irq(&device->resource->req_lock);  in drbd_suspend_al()
1265 	spin_unlock_irq(&device->resource->req_lock);  in drbd_suspend_al()
1330 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_disk_opts()
1345 	mutex_lock(&device->resource->conf_update);  in drbd_adm_disk_opts()
1408 	mutex_unlock(&device->resource->conf_update);  in drbd_adm_disk_opts()
1421 		drbd_bump_write_ordering(device->resource, NULL, WO_bdev_flush);  in drbd_adm_disk_opts()
1439 	mutex_unlock(&device->resource->conf_update);  in drbd_adm_disk_opts()
1446 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_disk_opts()
1479 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_attach()
1730 	drbd_bump_write_ordering(device->resource, device->ldev, WO_bdev_flush);  in drbd_adm_attach()
1738 	    !(device->state.role == R_PRIMARY && device->resource->susp_nod))  in drbd_adm_attach()
1796 	spin_lock_irq(&device->resource->req_lock);  in drbd_adm_attach()
1848 	spin_unlock_irq(&device->resource->req_lock);  in drbd_adm_attach()
1866 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_attach()
1889 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_attach()
1950 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_detach()
1952 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_detach()
2144 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_net_opts()
2155 	mutex_lock(&connection->resource->conf_update);  in drbd_adm_net_opts()
2219 	mutex_unlock(&connection->resource->conf_update);  in drbd_adm_net_opts()
2235 	mutex_unlock(&connection->resource->conf_update);  in drbd_adm_net_opts()
2242 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_net_opts()
2254 	struct drbd_resource *resource;  in drbd_adm_connect()  local
2275 	for_each_resource(resource, &drbd_resources) {  in drbd_adm_connect()
2276 		for_each_connection(connection, resource) {  in drbd_adm_connect()
2293 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_connect()
2294 	connection = first_connection(adm_ctx.resource);  in drbd_adm_connect()
2330 	mutex_lock(&adm_ctx.resource->conf_update);  in drbd_adm_connect()
2334 		mutex_unlock(&adm_ctx.resource->conf_update);  in drbd_adm_connect()
2350 	mutex_unlock(&adm_ctx.resource->conf_update);  in drbd_adm_connect()
2363 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_connect()
2372 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_connect()
2461 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_disconnect()
2467 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_disconnect()
2508 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_resize()
2580 		mutex_lock(&device->resource->conf_update);  in drbd_adm_resize()
2585 		mutex_unlock(&device->resource->conf_update);  in drbd_adm_resize()
2614 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_resize()
2637 	res_opts = adm_ctx.resource->res_opts;  in drbd_adm_resource_opts()
2648 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_resource_opts()
2649 	err = set_resource_options(adm_ctx.resource, &res_opts);  in drbd_adm_resource_opts()
2655 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_resource_opts()
2680 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_invalidate()
2703 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_invalidate()
2722 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_simple_request_state()
2724 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_simple_request_state()
2757 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_invalidate_peer()
2783 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_invalidate_peer()
2801 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_pause_sync()
2804 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_pause_sync()
2822 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_resume_sync()
2832 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_resume_sync()
2855 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_resume_io()
2870 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_resume_io()
2882 				    struct drbd_resource *resource,  in nla_put_drbd_cfg_context()  argument
2893 	if (nla_put_string(skb, T_ctx_resource_name, resource->name))  in nla_put_drbd_cfg_context()
2915 static struct drbd_connection *the_only_connection(struct drbd_resource *resource)  in the_only_connection()  argument
2917 	struct list_head *connections = &resource->connections;  in the_only_connection()
2921 	return list_first_entry(&resource->connections, struct drbd_connection, connections);  in the_only_connection()
2927 	struct drbd_resource *resource = device->resource;  in nla_put_status_info()  local
2951 	if (nla_put_drbd_cfg_context(skb, resource, the_only_connection(resource), device))  in nla_put_status_info()
2954 	if (res_opts_to_skb(skb, &device->resource->res_opts, exclude_sensitive))  in nla_put_status_info()
3073 	struct drbd_resource *resource = NULL;  in get_one_status()  local
3105 			resource = pos;  in get_one_status()
3109 			resource = pos;  in get_one_status()
3113 	if (resource) {  in get_one_status()
3115 		device = idr_get_next(&resource->devices, &volume);  in get_one_status()
3119 			pos = list_entry_rcu(resource->resources.next,  in get_one_status()
3129 				resource = pos;  in get_one_status()
3148 			connection = the_only_connection(resource);  in get_one_status()
3149 			if (nla_put_drbd_cfg_context(skb, resource, connection, NULL))  in get_one_status()
3162 		D_ASSERT(device, device->resource == resource);  in get_one_status()
3180 	cb->args[1] = (pos == resource) ? volume + 1 : 0;  in get_one_status()
3202 	struct drbd_resource *resource;  in drbd_adm_get_status_all()  local
3233 	resource = drbd_find_resource(resource_name);  in drbd_adm_get_status_all()
3234 	if (!resource)  in drbd_adm_get_status_all()
3237 	kref_put(&resource->kref, drbd_destroy_resource); /* get_one_status() revalidates the resource */  in drbd_adm_get_status_all()
3241 	cb->args[0] = (long)resource;  in drbd_adm_get_status_all()
3243 	cb->args[2] = (long)resource;  in drbd_adm_get_status_all()
3303 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_start_ov()
3316 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_start_ov()
3349 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_new_c_uuid()
3382 			spin_lock_irq(&device->resource->req_lock);  in drbd_adm_new_c_uuid()
3385 			spin_unlock_irq(&device->resource->req_lock);  in drbd_adm_new_c_uuid()
3394 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_new_c_uuid()
3442 	if (adm_ctx.resource) {  in drbd_adm_new_resource()
3491 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_new_minor()
3493 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_new_minor()
3525 	mutex_lock(&adm_ctx.resource->adm_mutex);  in drbd_adm_del_minor()
3527 	mutex_unlock(&adm_ctx.resource->adm_mutex);  in drbd_adm_del_minor()
3533 static int adm_del_resource(struct drbd_resource *resource)  in adm_del_resource()  argument
3537 	for_each_connection(connection, resource) {  in adm_del_resource()
3541 	if (!idr_is_empty(&resource->devices))  in adm_del_resource()
3544 	list_del_rcu(&resource->resources);  in adm_del_resource()
3547 	list_for_each_entry(connection, &resource->connections, connections)  in adm_del_resource()
3550 	drbd_free_resource(resource);  in adm_del_resource()
3557 	struct drbd_resource *resource;  in drbd_adm_down()  local
3569 	resource = adm_ctx.resource;  in drbd_adm_down()
3570 	mutex_lock(&resource->adm_mutex);  in drbd_adm_down()
3572 	for_each_connection(connection, resource) {  in drbd_adm_down()
3591 	idr_for_each_entry(&resource->devices, device, i) {  in drbd_adm_down()
3600 	idr_for_each_entry(&resource->devices, device, i) {  in drbd_adm_down()
3609 	retcode = adm_del_resource(resource);  in drbd_adm_down()
3611 	mutex_unlock(&resource->adm_mutex);  in drbd_adm_down()
3620 	struct drbd_resource *resource;  in drbd_adm_del_resource()  local
3628 	resource = adm_ctx.resource;  in drbd_adm_del_resource()
3630 	mutex_lock(&resource->adm_mutex);  in drbd_adm_del_resource()
3631 	retcode = adm_del_resource(resource);  in drbd_adm_del_resource()
3632 	mutex_unlock(&resource->adm_mutex);  in drbd_adm_del_resource()