ipv6: use standard lists for FIB walks (bbef49da) · Commits · e / devices / android_kernel_teracube_emerald

include/net/ip6_fib.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -124,7 +124,7 @@ static inline struct inet6_dev ip6_dst_idev(struct dst_entry dst)
		}

		struct fib6_walker_t {
		struct fib6_walker_t prev, next;
		struct list_head lh;
		struct fib6_node root, node;
		struct rt6_info *leaf;
		unsigned char state;

+4 −13

Original line number	Diff line number	Diff line
		@@ -93,29 +93,20 @@ static __u32 rt_sernum;

		static void fib6_gc_timer_cb(unsigned long arg);

		static struct fib6_walker_t fib6_walker_list = {
		.prev = &fib6_walker_list,
		.next = &fib6_walker_list,
		};

		#define FOR_WALKERS(w) for ((w)=fib6_walker_list.next; (w) != &fib6_walker_list; (w)=(w)->next)
		static LIST_HEAD(fib6_walkers);
		#define FOR_WALKERS(w) list_for_each_entry(w, &fib6_walkers, lh)

		static inline void fib6_walker_link(struct fib6_walker_t *w)
		{
		write_lock_bh(&fib6_walker_lock);
		w->next = fib6_walker_list.next;
		w->prev = &fib6_walker_list;
		w->next->prev = w;
		w->prev->next = w;
		list_add(&w->lh, &fib6_walkers);
		write_unlock_bh(&fib6_walker_lock);
		}

		static inline void fib6_walker_unlink(struct fib6_walker_t *w)
		{
		write_lock_bh(&fib6_walker_lock);
		w->next->prev = w->prev;
		w->prev->next = w->next;
		w->prev = w->next = w;
		list_del(&w->lh);
		write_unlock_bh(&fib6_walker_lock);
		}
		static __inline__ u32 fib6_new_sernum(void)