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Message-Id: <20200620153052.9439-2-zeil@yandex-team.ru> Date: Sat, 20 Jun 2020 18:30:51 +0300 From: Dmitry Yakunin <zeil@...dex-team.ru> To: daniel@...earbox.net, alexei.starovoitov@...il.com Cc: davem@...emloft.net, brakmo@...com, eric.dumazet@...il.com, kafai@...com, bpf@...r.kernel.org, netdev@...r.kernel.org Subject: [PATCH bpf-next v5 2/3] tcp: expose tcp_sock_set_keepidle_locked This is preparation for usage in bpf_setsockopt. v2: - remove redundant EXPORT_SYMBOL (Alexei Starovoitov) Signed-off-by: Dmitry Yakunin <zeil@...dex-team.ru> --- include/linux/tcp.h | 1 + net/ipv4/tcp.c | 6 +++--- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/include/linux/tcp.h b/include/linux/tcp.h index 9aac824..3bdec31 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -499,6 +499,7 @@ int tcp_skb_shift(struct sk_buff *to, struct sk_buff *from, int pcount, void tcp_sock_set_cork(struct sock *sk, bool on); int tcp_sock_set_keepcnt(struct sock *sk, int val); +int tcp_sock_set_keepidle_locked(struct sock *sk, int val); int tcp_sock_set_keepidle(struct sock *sk, int val); int tcp_sock_set_keepintvl(struct sock *sk, int val); void tcp_sock_set_nodelay(struct sock *sk); diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 810cc16..de36c91 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2957,7 +2957,7 @@ void tcp_sock_set_user_timeout(struct sock *sk, u32 val) } EXPORT_SYMBOL(tcp_sock_set_user_timeout); -static int __tcp_sock_set_keepidle(struct sock *sk, int val) +int tcp_sock_set_keepidle_locked(struct sock *sk, int val) { struct tcp_sock *tp = tcp_sk(sk); @@ -2984,7 +2984,7 @@ int tcp_sock_set_keepidle(struct sock *sk, int val) int err; lock_sock(sk); - err = __tcp_sock_set_keepidle(sk, val); + err = tcp_sock_set_keepidle_locked(sk, val); release_sock(sk); return err; } @@ -3183,7 +3183,7 @@ static int do_tcp_setsockopt(struct sock *sk, int level, break; case TCP_KEEPIDLE: - err = __tcp_sock_set_keepidle(sk, val); + err = tcp_sock_set_keepidle_locked(sk, val); break; case TCP_KEEPINTVL: if (val < 1 || val > MAX_TCP_KEEPINTVL) -- 2.7.4
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