net: add sock_set_keepalive

Add a helper to directly set the SO_KEEPALIVE sockopt from kernel space
without going through a fake uaccess.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christoph Hellwig
2020-05-28 07:12:15 +02:00
committed by David S. Miller
parent 783da70e83
commit ce3d9544ce
5 changed files with 14 additions and 13 deletions

View File

@@ -2691,6 +2691,7 @@ void sock_def_readable(struct sock *sk);
int sock_bindtoindex(struct sock *sk, int ifindex);
void sock_enable_timestamps(struct sock *sk);
void sock_no_linger(struct sock *sk);
void sock_set_keepalive(struct sock *sk);
void sock_set_priority(struct sock *sk, u32 priority);
void sock_set_reuseaddr(struct sock *sk);
void sock_set_sndtimeo(struct sock *sk, s64 secs);