78 static ssize_t comm_nodeid_read(struct dlm_comm *cm, char *buf);
79 static ssize_t comm_nodeid_write(struct dlm_comm *cm, const char *buf,
81 static ssize_t comm_local_read(struct dlm_comm *cm, char *buf);
82 static ssize_t comm_local_write(struct dlm_comm *cm, const char *buf,
84 static ssize_t comm_addr_write(struct dlm_comm *cm, const char *buf,
86 static ssize_t comm_addr_list_read(struct dlm_comm *cm, char *buf);
587 	struct dlm_comm *cm;  in make_comm()  local
589 	cm = kzalloc(sizeof(struct dlm_comm), GFP_NOFS);  in make_comm()
590 	if (!cm)  in make_comm()
593 	config_item_init_type_name(&cm->item, name, &comm_type);  in make_comm()
595 	cm->seq = dlm_comm_count++;  in make_comm()
596 	if (!cm->seq)  in make_comm()
597 		cm->seq = dlm_comm_count++;  in make_comm()
599 	cm->nodeid = -1;  in make_comm()
600 	cm->local = 0;  in make_comm()
601 	cm->addr_count = 0;  in make_comm()
602 	return &cm->item;  in make_comm()
607 	struct dlm_comm *cm = config_item_to_comm(i);  in drop_comm()  local
608 	if (local_comm == cm)  in drop_comm()
610 	dlm_lowcomms_close(cm->nodeid);  in drop_comm()
611 	while (cm->addr_count--)  in drop_comm()
612 		kfree(cm->addr[cm->addr_count]);  in drop_comm()
618 	struct dlm_comm *cm = config_item_to_comm(i);  in release_comm()  local
619 	kfree(cm);  in release_comm()
712 	struct dlm_comm *cm = config_item_to_comm(i);  in show_comm()  local
715 	return cma->show ? cma->show(cm, buf) : 0;  in show_comm()
721 	struct dlm_comm *cm = config_item_to_comm(i);  in store_comm()  local
724 	return cma->store ? cma->store(cm, buf, len) : -EINVAL;  in store_comm()
727 static ssize_t comm_nodeid_read(struct dlm_comm *cm, char *buf)  in comm_nodeid_read()  argument
729 	return sprintf(buf, "%d\n", cm->nodeid);  in comm_nodeid_read()
732 static ssize_t comm_nodeid_write(struct dlm_comm *cm, const char *buf,  in comm_nodeid_write()  argument
735 	int rc = kstrtoint(buf, 0, &cm->nodeid);  in comm_nodeid_write()
742 static ssize_t comm_local_read(struct dlm_comm *cm, char *buf)  in comm_local_read()  argument
744 	return sprintf(buf, "%d\n", cm->local);  in comm_local_read()
747 static ssize_t comm_local_write(struct dlm_comm *cm, const char *buf,  in comm_local_write()  argument
750 	int rc = kstrtoint(buf, 0, &cm->local);  in comm_local_write()
754 	if (cm->local && !local_comm)  in comm_local_write()
755 		local_comm = cm;  in comm_local_write()
759 static ssize_t comm_addr_write(struct dlm_comm *cm, const char *buf, size_t len)  in comm_addr_write()  argument
767 	if (cm->addr_count >= DLM_MAX_ADDR_COUNT)  in comm_addr_write()
776 	rv = dlm_lowcomms_addr(cm->nodeid, addr, len);  in comm_addr_write()
782 	cm->addr[cm->addr_count++] = addr;  in comm_addr_write()
786 static ssize_t comm_addr_list_read(struct dlm_comm *cm, char *buf)  in comm_addr_list_read()  argument
803 	for (i = 0; i < cm->addr_count; i++) {  in comm_addr_list_read()
804 		addr = cm->addr[i];  in comm_addr_list_read()
907 	struct dlm_comm *cm = NULL;  in get_comm()  local
916 		cm = config_item_to_comm(i);  in get_comm()
918 		if (cm->nodeid != nodeid)  in get_comm()
927 		cm = NULL;  in get_comm()
928 	return cm;  in get_comm()
931 static void put_comm(struct dlm_comm *cm)  in put_comm()  argument
933 	config_item_put(&cm->item);  in put_comm()
986 	struct dlm_comm *cm = get_comm(nodeid);  in dlm_comm_seq()  local
987 	if (!cm)  in dlm_comm_seq()
989 	*seq = cm->seq;  in dlm_comm_seq()
990 	put_comm(cm);  in dlm_comm_seq()