C++ (Cpp) smc_lgr_free Exemples

Exemple #1

Fichier : smc_core.c Projet : mkrufky/linux

static void smc_lgr_free_work(struct work_struct *work)
{
	struct smc_link_group *lgr = container_of(to_delayed_work(work),
						  struct smc_link_group,
						  free_work);
	bool conns;

	spin_lock_bh(&smc_lgr_list.lock);
	read_lock_bh(&lgr->conns_lock);
	conns = RB_EMPTY_ROOT(&lgr->conns_all);
	read_unlock_bh(&lgr->conns_lock);
	if (!conns) { /* number of lgr connections is no longer zero */
		spin_unlock_bh(&smc_lgr_list.lock);
		return;
	}
	list_del_init(&lgr->list); /* remove from smc_lgr_list */
	spin_unlock_bh(&smc_lgr_list.lock);
	smc_lgr_free(lgr);
}

Exemple #2

Fichier : smc_core.c Projet : multipath-tcp/mptcp_net-next

static void smc_lgr_free_work(struct work_struct *work)
{
	struct smc_link_group *lgr = container_of(to_delayed_work(work),
						  struct smc_link_group,
						  free_work);
	bool conns;

	spin_lock_bh(&smc_lgr_list.lock);
	if (list_empty(&lgr->list))
		goto free;
	read_lock_bh(&lgr->conns_lock);
	conns = RB_EMPTY_ROOT(&lgr->conns_all);
	read_unlock_bh(&lgr->conns_lock);
	if (!conns) { /* number of lgr connections is no longer zero */
		spin_unlock_bh(&smc_lgr_list.lock);
		return;
	}
	list_del_init(&lgr->list); /* remove from smc_lgr_list */
free:
	spin_unlock_bh(&smc_lgr_list.lock);

	if (!lgr->is_smcd && !lgr->terminating)	{
		struct smc_link *lnk = &lgr->lnk[SMC_SINGLE_LINK];

		/* try to send del link msg, on error free lgr immediately */
		if (lnk->state == SMC_LNK_ACTIVE &&
		    !smc_link_send_delete(lnk)) {
			/* reschedule in case we never receive a response */
			smc_lgr_schedule_free_work(lgr);
			return;
		}
	}

	if (!delayed_work_pending(&lgr->free_work)) {
		struct smc_link *lnk = &lgr->lnk[SMC_SINGLE_LINK];

		if (!lgr->is_smcd && lnk->state != SMC_LNK_INACTIVE)
			smc_llc_link_inactive(lnk);
		if (lgr->is_smcd)
			smc_ism_signal_shutdown(lgr);
		smc_lgr_free(lgr);
	}
}