ip: Router Alert RCU conversion
Straightforward conversion to RCU.
One rwlock becomes a spinlock, and is static.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ip.h b/include/net/ip.h
index 452f229..9982c97 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -62,10 +62,10 @@
struct ip_ra_chain *next;
struct sock *sk;
void (*destructor)(struct sock *);
+ struct rcu_head rcu;
};
extern struct ip_ra_chain *ip_ra_chain;
-extern rwlock_t ip_ra_lock;
/* IP flags. */
#define IP_CE 0x8000 /* Flag: "Congestion" */
