diff options
| author | Eric Dumazet <edumazet@google.com> | 2015-03-16 21:06:18 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-03-17 15:17:59 -0400 |
| commit | adc17d6a6ca08d11f70f6c49f3d40b87b68fe53f (patch) | |
| tree | 6d0190d1a303106341be9109a4a2cbae9278ecb9 | |
| parent | a9407000038805e5215a49c0a50c9e2b2ff38220 (diff) | |
inet: move ir_mark to fill a hole
On 64bit arches, we can save 8 bytes in inet_request_sock
by moving ir_mark to fill a hole.
While we are at it, inet_request_mark() can get a const qualifier
for listener socket.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/net/inet_sock.h | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h index 3d8c09abb097..c9ed91891887 100644 --- a/include/net/inet_sock.h +++ b/include/net/inet_sock.h @@ -94,11 +94,11 @@ struct inet_request_sock { acked : 1, no_srccheck: 1; kmemcheck_bitfield_end(flags); + u32 ir_mark; union { struct ip_options_rcu *opt; struct sk_buff *pktopts; }; - u32 ir_mark; }; static inline struct inet_request_sock *inet_rsk(const struct request_sock *sk) @@ -106,13 +106,12 @@ static inline struct inet_request_sock *inet_rsk(const struct request_sock *sk) return (struct inet_request_sock *)sk; } -static inline u32 inet_request_mark(struct sock *sk, struct sk_buff *skb) +static inline u32 inet_request_mark(const struct sock *sk, struct sk_buff *skb) { - if (!sk->sk_mark && sock_net(sk)->ipv4.sysctl_tcp_fwmark_accept) { + if (!sk->sk_mark && sock_net(sk)->ipv4.sysctl_tcp_fwmark_accept) return skb->mark; - } else { - return sk->sk_mark; - } + + return sk->sk_mark; } struct inet_cork { |