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Diffstat (limited to 'net/rds/af_rds.c')
-rw-r--r--net/rds/af_rds.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/net/rds/af_rds.c b/net/rds/af_rds.c
index b5476aeb..6beaeb1 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;
}
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