net/mptcp/pm_netlink.c

229 	if (msk->pm.subflows == mptcp_pm_get_subflows_max(msk) ||
421 		msk->pm.subflows++;
426 		/* Forbid creation of new subflows matching existing
447 			if (msk->pm.subflows < subflows_max) {
452 				msk->pm.subflows++;
528 	/* do lazy endpoint usage accounting for the MPC subflows */
551 	pr_debug("local %d:%d signal %d:%d subflows %d:%d\n",
554 		 msk->pm.subflows, subflows_max);
582 	       msk->pm.subflows < subflows_max) {
641 		if (msk->pm.subflows < subflows_max) {
642 			msk->pm.subflows++;
665 		msk->pm.subflows++;
708 	    msk->pm.subflows >= subflows_max)
811 			/* the following takes care of updating the subflows counter */
1135 			 * we can possibly use backup subflows now, and subflow selection
1490 	 * always gets such an id, so different subflows can have different zero
1791 	unsigned int rcv_addrs, subflows;
1800 	subflows = pernet->subflows_max;
1801 	ret = parse_limit(info, MPTCP_PM_ATTR_SUBFLOWS, &subflows);
1806 	WRITE_ONCE(pernet->subflows_max, subflows);
2301 	/* Cit. 2 subflows ought to be enough for anybody. */