net/ipv6/ip6_fib.c

547 		 * last sibling of this route (no need to dump the
548 		 * sibling routes again)
1149 			 * add is sibling to this route, increment our counter
1188 		struct fib6_info *sibling, *temp_sibling;
1191 		sibling = leaf;
1193 		while (sibling) {
1194 			if (sibling->fib6_metric == rt->fib6_metric &&
1195 			    rt6_qualify_for_ecmp(sibling)) {
1197 						  &sibling->fib6_siblings);
1200 			sibling = rcu_dereference_protected(sibling->fib6_next,
1204 		/* For each sibling in the list, increment the counter of
1209 		list_for_each_entry_safe(sibling, temp_sibling,
1211 			WRITE_ONCE(sibling->fib6_nsiblings,
1212 				   sibling->fib6_nsiblings + 1);
1213 			BUG_ON(sibling->fib6_nsiblings != rt->fib6_nsiblings);
1233 		 * route in the node or if it is added as a sibling
1248 				struct fib6_info *sibling, *next_sibling;
1256 				list_for_each_entry_safe(sibling, next_sibling,
1259 					WRITE_ONCE(sibling->fib6_nsiblings,
1260 						   sibling->fib6_nsiblings - 1);
1998 		struct fib6_info *sibling, *next_sibling;
2008 		list_for_each_entry_safe(sibling, next_sibling,
2010 			WRITE_ONCE(sibling->fib6_nsiblings,
2011 				   sibling->fib6_nsiblings - 1);