Example #1
0
void fib_release_info(struct fib_info *fi)
{
	spin_lock_bh(&fib_info_lock);
	if (fi && --fi->fib_treeref == 0) {
		hlist_del(&fi->fib_hash);
		if (fi->fib_prefsrc)
			hlist_del(&fi->fib_lhash);
		change_nexthops(fi) {
			if (!nh->nh_dev)
				continue;
			hlist_del(&nh->nh_hash);
		} endfor_nexthops(fi)
		fi->fib_dead = 1;
		fib_info_put(fi);
	}
Example #2
0
void free_fib_info(struct fib_info *fi)
{
    if (fi->fib_dead == 0) {
        printk("Freeing alive fib_info %p\n", fi);
        return;
    }
    change_nexthops(fi) {
        if (nh->nh_dev)
            dev_put(nh->nh_dev);
        nh->nh_dev = NULL;
    }
    endfor_nexthops(fi);
    fib_info_cnt--;
    kfree(fi);
}
Example #3
0
void free_fib_info(struct fib_info *fi)
{
	if (fi->fib_dead == 0) {
		pr_warning("Freeing alive fib_info %p\n", fi);
		return;
	}
	change_nexthops(fi) {
		if (nexthop_nh->nh_dev)
			dev_put(nexthop_nh->nh_dev);
		nexthop_nh->nh_dev = NULL;
	} endfor_nexthops(fi);
	fib_info_cnt--;
	release_net(fi->fib_net);
	call_rcu(&fi->rcu, free_fib_info_rcu);
}
Example #4
0
void free_fib_info(struct fib_info *fi)
{
	if (fi->fib_dead == 0) {
		pr_warn("Freeing alive fib_info %p\n", fi);
		return;
	}
	fib_info_cnt--;
#ifdef CONFIG_IP_ROUTE_CLASSID
	change_nexthops(fi) {
		if (nexthop_nh->nh_tclassid)
			fi->fib_net->ipv4.fib_num_tclassid_users--;
	} endfor_nexthops(fi);
#endif
	call_rcu(&fi->rcu, free_fib_info_rcu);
}
Example #5
0
static inline int dn_fib_nh_comp(const struct dn_fib_info *fi, const struct dn_fib_info *ofi)
{
	const struct dn_fib_nh *onh = ofi->fib_nh;

	for_nexthops(fi) {
		if (nh->nh_oif != onh->nh_oif ||
			nh->nh_gw != onh->nh_gw ||
			nh->nh_scope != onh->nh_scope ||
			nh->nh_weight != onh->nh_weight ||
			((nh->nh_flags^onh->nh_flags)&~RTNH_F_DEAD))
				return -1;
		onh++;
	} endfor_nexthops(fi);
	return 0;
}
Example #6
0
static __inline__ int nh_comp(const struct fib_info *fi, const struct fib_info *ofi)
{
	const struct fib_nh *onh = ofi->fib_nh;

	for_nexthops(fi) {
		if (nh->nh_oif != onh->nh_oif ||
		    nh->nh_gw  != onh->nh_gw ||
		    nh->nh_scope != onh->nh_scope ||
#ifdef CONFIG_IP_ROUTE_MULTIPATH
		    nh->nh_weight != onh->nh_weight ||
#endif
#ifdef CONFIG_NET_CLS_ROUTE
		    nh->nh_tclassid != onh->nh_tclassid ||
#endif
		    ((nh->nh_flags^onh->nh_flags)&~RTNH_F_DEAD))
			return -1;
		onh++;
	} endfor_nexthops(fi);
	return 0;
}
Example #7
0
/* Release a nexthop info record */
static void free_fib_info_rcu(struct rcu_head *head)
{
	struct fib_info *fi = container_of(head, struct fib_info, rcu);

	change_nexthops(fi) {
		if (nexthop_nh->nh_dev)
			dev_put(nexthop_nh->nh_dev);
		if (nexthop_nh->nh_exceptions)
			free_nh_exceptions(nexthop_nh);
		if (nexthop_nh->nh_rth_output)
			dst_release(&nexthop_nh->nh_rth_output->dst);
		if (nexthop_nh->nh_rth_input)
			dst_release(&nexthop_nh->nh_rth_input->dst);
	} endfor_nexthops(fi);

	release_net(fi->fib_net);
	if (fi->fib_metrics != (u32 *) dst_default_metrics)
		kfree(fi->fib_metrics);
	kfree(fi);
}