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| author | Eric Dumazet <dada1@cosmosbay.com> | 2007-11-05 23:40:28 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-11-07 04:09:00 -0800 |
| commit | 8295b6d9e623879344ed0ca7565336e4fd698e42 (patch) | |
| tree | f80798af3cbd0a4006325037313a195f410dcd23 | |
| parent | c5a432f1a18b4b2efe691dd6bbb30d86a281f783 (diff) | |
| download | lwn-8295b6d9e623879344ed0ca7565336e4fd698e42.tar.gz lwn-8295b6d9e623879344ed0ca7565336e4fd698e42.zip | |
[SCTP]: Use the {DEFINE|REF}_PROTO_INUSE infrastructure
Trivial patch to make "sctcp,sctpv6" protocols uses the fast "inuse
sockets" infrastructure
Each protocol use then a static percpu var, instead of a dynamic one.
This saves some ram and some cpu cycles
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/sctp/socket.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c index bd6f42a15a4b..a7ecf3159e53 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -6455,6 +6455,8 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk, } +DEFINE_PROTO_INUSE(sctp) + /* This proto struct describes the ULP interface for SCTP. */ struct proto sctp_prot = { .name = "SCTP", @@ -6483,9 +6485,12 @@ struct proto sctp_prot = { .memory_pressure = &sctp_memory_pressure, .enter_memory_pressure = sctp_enter_memory_pressure, .memory_allocated = &sctp_memory_allocated, + REF_PROTO_INUSE(sctp) }; #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) +DEFINE_PROTO_INUSE(sctpv6) + struct proto sctpv6_prot = { .name = "SCTPv6", .owner = THIS_MODULE, @@ -6513,5 +6518,6 @@ struct proto sctpv6_prot = { .memory_pressure = &sctp_memory_pressure, .enter_memory_pressure = sctp_enter_memory_pressure, .memory_allocated = &sctp_memory_allocated, + REF_PROTO_INUSE(sctpv6) }; #endif /* defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) */ |