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| author | wangweidong <wangweidong1@huawei.com> | 2014-01-15 17:24:01 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-01-15 16:47:48 -0800 |
| commit | 0ea5e4df7b31bb020df864ff9c77427a5295f0f2 (patch) | |
| tree | 4c2e81d22a2ce50b27c4a6a95b901963dd96eba8 /net/sctp | |
| parent | d76ed22b225c02228c643ae336f76e086fdc32f0 (diff) | |
| download | linux-stable-0ea5e4df7b31bb020df864ff9c77427a5295f0f2.tar.gz linux-stable-0ea5e4df7b31bb020df864ff9c77427a5295f0f2.tar.bz2 linux-stable-0ea5e4df7b31bb020df864ff9c77427a5295f0f2.zip | |
sctp: create helper function to enable|disable sackdelay
add sctp_spp_sackdelay_{enable|disable} helper function for
avoiding code duplication.
Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp')
| -rw-r--r-- | net/sctp/socket.c | 37 |
1 files changed, 19 insertions, 18 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 6b20a15678f6..fd7337ad4c24 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -2527,6 +2527,16 @@ static int sctp_setsockopt_peer_addr_params(struct sock *sk, return 0; } +static inline __u32 sctp_spp_sackdelay_enable(__u32 param_flags) +{ + return (param_flags & ~SPP_SACKDELAY) | SPP_SACKDELAY_ENABLE; +} + +static inline __u32 sctp_spp_sackdelay_disable(__u32 param_flags) +{ + return (param_flags & ~SPP_SACKDELAY) | SPP_SACKDELAY_DISABLE; +} + /* * 7.1.23. Get or set delayed ack timer (SCTP_DELAYED_SACK) * @@ -2610,37 +2620,31 @@ static int sctp_setsockopt_delayed_ack(struct sock *sk, asoc->sackdelay = msecs_to_jiffies(params.sack_delay); asoc->param_flags = - (asoc->param_flags & ~SPP_SACKDELAY) | - SPP_SACKDELAY_ENABLE; + sctp_spp_sackdelay_enable(asoc->param_flags); } else { sp->sackdelay = params.sack_delay; sp->param_flags = - (sp->param_flags & ~SPP_SACKDELAY) | - SPP_SACKDELAY_ENABLE; + sctp_spp_sackdelay_enable(sp->param_flags); } } if (params.sack_freq == 1) { if (asoc) { asoc->param_flags = - (asoc->param_flags & ~SPP_SACKDELAY) | - SPP_SACKDELAY_DISABLE; + sctp_spp_sackdelay_disable(asoc->param_flags); } else { sp->param_flags = - (sp->param_flags & ~SPP_SACKDELAY) | - SPP_SACKDELAY_DISABLE; + sctp_spp_sackdelay_disable(sp->param_flags); } } else if (params.sack_freq > 1) { if (asoc) { asoc->sackfreq = params.sack_freq; asoc->param_flags = - (asoc->param_flags & ~SPP_SACKDELAY) | - SPP_SACKDELAY_ENABLE; + sctp_spp_sackdelay_enable(asoc->param_flags); } else { sp->sackfreq = params.sack_freq; sp->param_flags = - (sp->param_flags & ~SPP_SACKDELAY) | - SPP_SACKDELAY_ENABLE; + sctp_spp_sackdelay_enable(sp->param_flags); } } @@ -2652,18 +2656,15 @@ static int sctp_setsockopt_delayed_ack(struct sock *sk, trans->sackdelay = msecs_to_jiffies(params.sack_delay); trans->param_flags = - (trans->param_flags & ~SPP_SACKDELAY) | - SPP_SACKDELAY_ENABLE; + sctp_spp_sackdelay_enable(trans->param_flags); } if (params.sack_freq == 1) { trans->param_flags = - (trans->param_flags & ~SPP_SACKDELAY) | - SPP_SACKDELAY_DISABLE; + sctp_spp_sackdelay_disable(trans->param_flags); } else if (params.sack_freq > 1) { trans->sackfreq = params.sack_freq; trans->param_flags = - (trans->param_flags & ~SPP_SACKDELAY) | - SPP_SACKDELAY_ENABLE; + sctp_spp_sackdelay_enable(trans->param_flags); } } } |