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ip: Router Alert RCU conversion

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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>
This commit is contained in:
Eric Dumazet 2010-06-07 03:12:08 +00:00 • committed by David S. Miller
commit 66018506e1
3 changed files with 18 additions and 18 deletions
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2
include/net/ip.h
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@ -62,10 +62,10 @@ struct ip_ra_chain {
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" */