356 	struct vnet_data_free *df;  in vnet_data_startup()  local
358 	df = malloc(sizeof(*df), M_VNET_DATA_FREE, M_WAITOK | M_ZERO);  in vnet_data_startup()
359 	df->vnd_start = (uintptr_t)&VNET_NAME(modspace);  in vnet_data_startup()
360 	df->vnd_len = VNET_MODMIN;  in vnet_data_startup()
361 	TAILQ_INSERT_HEAD(&vnet_data_free_head, df, vnd_link);  in vnet_data_startup()
385 	struct vnet_data_free *df;  in vnet_data_alloc()  local
391 	TAILQ_FOREACH(df, &vnet_data_free_head, vnd_link) {  in vnet_data_alloc()
392 		if (df->vnd_len < size)  in vnet_data_alloc()
394 		if (df->vnd_len == size) {  in vnet_data_alloc()
395 			s = (void *)df->vnd_start;  in vnet_data_alloc()
396 			TAILQ_REMOVE(&vnet_data_free_head, df, vnd_link);  in vnet_data_alloc()
397 			free(df, M_VNET_DATA_FREE);  in vnet_data_alloc()
400 		s = (void *)df->vnd_start;  in vnet_data_alloc()
401 		df->vnd_len -= size;  in vnet_data_alloc()
402 		df->vnd_start = df->vnd_start + size;  in vnet_data_alloc()
416 	struct vnet_data_free *df;  in vnet_data_free()  local
429 	TAILQ_FOREACH(df, &vnet_data_free_head, vnd_link) {  in vnet_data_free()
430 		if (df->vnd_start > end)  in vnet_data_free()
436 		if (df->vnd_start + df->vnd_len == start) {  in vnet_data_free()
437 			df->vnd_len += size;  in vnet_data_free()
438 			dn = TAILQ_NEXT(df, vnd_link);  in vnet_data_free()
439 			if (df->vnd_start + df->vnd_len == dn->vnd_start) {  in vnet_data_free()
440 				df->vnd_len += dn->vnd_len;  in vnet_data_free()
448 		if (df->vnd_start == end) {  in vnet_data_free()
449 			df->vnd_start = start;  in vnet_data_free()
450 			df->vnd_len += size;  in vnet_data_free()
455 	dn = malloc(sizeof(*df), M_VNET_DATA_FREE, M_WAITOK | M_ZERO);  in vnet_data_free()
458 	if (df)  in vnet_data_free()
459 		TAILQ_INSERT_BEFORE(df, dn, vnd_link);  in vnet_data_free()