net/ipv4/ipmr.c

111 static void mroute_netlink_event(struct mr_table *mrt, struct mfc_cache *mfc,
653 					 struct mfc_cache *mfc, u32 tb_id)
656 				     &mfc->_c, tb_id, &net->ipv4.ipmr_seq);
1193 static int ipmr_mfc_delete(struct mr_table *mrt, struct mfcctl *mfc, int parent)
1200 	c = ipmr_cache_find_parent(mrt, mfc->mfcc_origin.s_addr,
1201 				   mfc->mfcc_mcastgrp.s_addr, parent);
1215 			struct mfcctl *mfc, int mrtsock, int parent)
1222 	if (mfc->mfcc_parent >= MAXVIFS)
1227 	c = ipmr_cache_find_parent(mrt, mfc->mfcc_origin.s_addr,
1228 				   mfc->mfcc_mcastgrp.s_addr, parent);
1232 		c->_c.mfc_parent = mfc->mfcc_parent;
1233 		ipmr_update_thresholds(mrt, &c->_c, mfc->mfcc_ttls);
1243 	if (mfc->mfcc_mcastgrp.s_addr != htonl(INADDR_ANY) &&
1244 	    !ipv4_is_multicast(mfc->mfcc_mcastgrp.s_addr))
1251 	c->mfc_origin = mfc->mfcc_origin.s_addr;
1252 	c->mfc_mcastgrp = mfc->mfcc_mcastgrp.s_addr;
1253 	c->_c.mfc_parent = mfc->mfcc_parent;
1254 	ipmr_update_thresholds(mrt, &c->_c, mfc->mfcc_ttls);
1381 	struct mfcctl mfc;
1470 		if (optlen != sizeof(mfc)) {
1474 		if (copy_from_sockptr(&mfc, optval, sizeof(mfc))) {
1479 			parent = mfc.mfcc_parent;
1481 			ret = ipmr_mfc_delete(mrt, &mfc, parent);
1483 			ret = ipmr_mfc_add(net, mrt, &mfc,
2533 static void mroute_netlink_event(struct mr_table *mrt, struct mfc_cache *mfc,
2540 	skb = nlmsg_new(mroute_msgsize(mfc->_c.mfc_parent >= MAXVIFS,
2546 	err = ipmr_fill_mroute(mrt, skb, 0, 0, mfc, cmd, 0);
3138 		const struct mfc_cache *mfc = v;
3143 			   (__force u32) mfc->mfc_mcastgrp,
3144 			   (__force u32) mfc->mfc_origin,
3145 			   mfc->_c.mfc_parent);
3149 				   atomic_long_read(&mfc->_c.mfc_un.res.pkt),
3150 				   atomic_long_read(&mfc->_c.mfc_un.res.bytes),
3151 				   atomic_long_read(&mfc->_c.mfc_un.res.wrong_if));
3152 			for (n = mfc->_c.mfc_un.res.minvif;
3153 			     n < mfc->_c.mfc_un.res.maxvif; n++) {
3155 				    mfc->_c.mfc_un.res.ttls[n] < 255)
3158 					   n, mfc->_c.mfc_un.res.ttls[n]);