210 	unsigned int feature_persistent:1;  member
313 		if (info->feature_persistent) {  in fill_grant_buffer()
333 		if (info->feature_persistent)  in fill_grant_buffer()
379 	if (info->feature_persistent)  in get_grant()
403 	if (!info->feature_persistent) {  in get_indirect_grant()
705 		.need_copy = rq_data_dir(req) && info->feature_persistent,  in blkif_queue_rw_req()
985 		"persistent grants:", info->feature_persistent ?  in xlvbd_flush()
1214 		BUG_ON(info->feature_persistent);  in blkif_free_ring()
1231 			if (info->feature_persistent)  in blkif_free_ring()
1252 			if (info->feature_persistent)  in blkif_free_ring()
1435 	if (bret->operation == BLKIF_OP_READ && info->feature_persistent) {  in blkif_completion()
1460 			if (!info->feature_persistent)  in blkif_completion()
1480 				if (!info->feature_persistent)  in blkif_completion()
1493 				if (!info->feature_persistent) {  in blkif_completion()
1845 			info->feature_persistent);  in talk_to_blkback()
1914 static bool feature_persistent = true;  variable
1915 module_param(feature_persistent, bool, 0644);
1916 MODULE_PARM_DESC(feature_persistent,
1985 	info->feature_persistent = feature_persistent;  in blkfront_probe()
2178 	if (!info->feature_persistent && info->max_indirect_segments) {  in blkfront_setup_indirect()
2277 	if (info->feature_persistent)  in blkfront_gather_backend_features()
2278 		info->feature_persistent =  in blkfront_gather_backend_features()
2290 	if (info->feature_persistent) {  in blkfront_gather_backend_features()
2545 		if (info->feature_persistent) {  in blkfront_delay_work()