diff options
Diffstat (limited to 'net/rds/af_rds.c')
| -rw-r--r-- | net/rds/af_rds.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/net/rds/af_rds.c b/net/rds/af_rds.c index b5476aebd68d..6beaeb1138f3 100644 --- a/net/rds/af_rds.c +++ b/net/rds/af_rds.c @@ -277,6 +277,27 @@ static int rds_set_transport(struct rds_sock *rs, char __user *optval, return rs->rs_transport ? 0 : -ENOPROTOOPT; } +static int rds_enable_recvtstamp(struct sock *sk, char __user *optval, + int optlen) +{ + int val, valbool; + + if (optlen != sizeof(int)) + return -EFAULT; + + if (get_user(val, (int __user *)optval)) + return -EFAULT; + + valbool = val ? 1 : 0; + + if (valbool) + sock_set_flag(sk, SOCK_RCVTSTAMP); + else + sock_reset_flag(sk, SOCK_RCVTSTAMP); + + return 0; +} + static int rds_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen) { @@ -312,6 +333,11 @@ static int rds_setsockopt(struct socket *sock, int level, int optname, ret = rds_set_transport(rs, optval, optlen); release_sock(sock->sk); break; + case SO_TIMESTAMP: + lock_sock(sock->sk); + ret = rds_enable_recvtstamp(sock->sk, optval, optlen); + release_sock(sock->sk); + break; default: ret = -ENOPROTOOPT; } |