diff options
| author | Patrick McHardy <kaber@trash.net> | 2005-08-14 17:24:31 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2005-08-29 15:58:24 -0700 |
| commit | a61bbcf28a8cb0ba56f8193d512f7222e711a294 (patch) | |
| tree | 33ae1976ab3b08aac516debb2742d2c6696d5436 /include/net | |
| parent | 25ed891019b84498c83903ecf53df7ce35e9cff6 (diff) | |
| download | lwn-a61bbcf28a8cb0ba56f8193d512f7222e711a294.tar.gz lwn-a61bbcf28a8cb0ba56f8193d512f7222e711a294.zip | |
[NET]: Store skb->timestamp as offset to a base timestamp
Reduces skb size by 8 bytes on 64-bit.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/bluetooth/hci_core.h | 2 | ||||
| -rw-r--r-- | include/net/neighbour.h | 9 | ||||
| -rw-r--r-- | include/net/sock.h | 13 |
3 files changed, 17 insertions, 7 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 6d63a47c731b..7f933f302078 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -404,7 +404,7 @@ static inline int hci_recv_frame(struct sk_buff *skb) bt_cb(skb)->incoming = 1; /* Time stamp */ - do_gettimeofday(&skb->stamp); + __net_timestamp(skb); /* Queue frame for rx task */ skb_queue_tail(&hdev->rx_q, skb); diff --git a/include/net/neighbour.h b/include/net/neighbour.h index 89809891e5ab..34c07731933d 100644 --- a/include/net/neighbour.h +++ b/include/net/neighbour.h @@ -363,7 +363,14 @@ __neigh_lookup_errno(struct neigh_table *tbl, const void *pkey, return neigh_create(tbl, pkey, dev); } -#define LOCALLY_ENQUEUED -2 +struct neighbour_cb { + unsigned long sched_next; + unsigned int flags; +}; + +#define LOCALLY_ENQUEUED 0x1 + +#define NEIGH_CB(skb) ((struct neighbour_cb *)(skb)->cb) #endif #endif diff --git a/include/net/sock.h b/include/net/sock.h index 065df67b6422..d59428877078 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1282,16 +1282,19 @@ static inline int sock_intr_errno(long timeo) static __inline__ void sock_recv_timestamp(struct msghdr *msg, struct sock *sk, struct sk_buff *skb) { - struct timeval *stamp = &skb->stamp; + struct timeval stamp; + + skb_get_timestamp(skb, &stamp); if (sock_flag(sk, SOCK_RCVTSTAMP)) { /* Race occurred between timestamp enabling and packet receiving. Fill in the current time for now. */ - if (stamp->tv_sec == 0) - do_gettimeofday(stamp); + if (stamp.tv_sec == 0) + do_gettimeofday(&stamp); + skb_set_timestamp(skb, &stamp); put_cmsg(msg, SOL_SOCKET, SO_TIMESTAMP, sizeof(struct timeval), - stamp); + &stamp); } else - sk->sk_stamp = *stamp; + sk->sk_stamp = stamp; } /** |