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ipv4: Add hash table of interface addresses.

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This will be used to optimize __ip_dev_find() and friends.

With help from Eric Dumazet.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2011-02-18 12:42:28 -08:00
parent 1cbb1a61d5
commit fd23c3b311
2 changed files with 46 additions and 0 deletions
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1
include/linux/inetdevice.h
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@@ -144,6 +144,7 @@ static inline void ipv4_devconf_setall(struct in_device *in_dev)
#define IN_DEV_ARP_NOTIFY(in_dev) IN_DEV_MAXCONF((in_dev), ARP_NOTIFY)
struct in_ifaddr {
struct hlist_node hash;
struct in_ifaddr *ifa_next;
struct in_device *ifa_dev;
struct rcu_head rcu_head;