diff options
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/tcp.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index bdf0ff933351..7eb083e09786 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2934,6 +2934,18 @@ int tcp_sock_set_keepidle(struct sock *sk, int val) } EXPORT_SYMBOL(tcp_sock_set_keepidle); +int tcp_sock_set_keepintvl(struct sock *sk, int val) +{ + if (val < 1 || val > MAX_TCP_KEEPINTVL) + return -EINVAL; + + lock_sock(sk); + tcp_sk(sk)->keepalive_intvl = val * HZ; + release_sock(sk); + return 0; +} +EXPORT_SYMBOL(tcp_sock_set_keepintvl); + /* * Socket option code for TCP. */ |