tcp: export do_tcp_sendpages and tcp_rate_check_app_limited functions
Export do_tcp_sendpages and tcp_rate_check_app_limited, since tls will need to
sendpages while the socket is already locked.
tcp_sendpage is exported, but requires the socket lock to not be held already.
Signed-off-by: Aviad Yehezkel <aviadye@mellanox.com>
Signed-off-by: Ilya Lesokhin <ilyal@mellanox.com>
Signed-off-by: Boris Pismenny <borisp@mellanox.com>
Signed-off-by: Dave Watson <davejwatson@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index b06ee30..11e4ee2 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -901,8 +901,8 @@ static int tcp_send_mss(struct sock *sk, int *size_goal, int flags)
return mss_now;
}
-static ssize_t do_tcp_sendpages(struct sock *sk, struct page *page, int offset,
- size_t size, int flags)
+ssize_t do_tcp_sendpages(struct sock *sk, struct page *page, int offset,
+ size_t size, int flags)
{
struct tcp_sock *tp = tcp_sk(sk);
int mss_now, size_goal;
@@ -1032,6 +1032,7 @@ static ssize_t do_tcp_sendpages(struct sock *sk, struct page *page, int offset,
}
return sk_stream_error(sk, flags, err);
}
+EXPORT_SYMBOL_GPL(do_tcp_sendpages);
int tcp_sendpage(struct sock *sk, struct page *page, int offset,
size_t size, int flags)