From: Olga Kornievskaia <kolga@netapp.com>
Date: Thu, 24 Jun 2021 03:28:48 +0000 (-0400)
Subject: SUNRPC query transport's source port
X-Git-Tag: v5.15~762^2^2~5
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a8482488a7d6d320f63a9ee1912dbb5ae5b80a61;p=platform%2Fkernel%2Flinux-starfive.git

SUNRPC query transport's source port

Provide ability to query transport's source port.

Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
---

diff --git a/include/linux/sunrpc/xprtsock.h b/include/linux/sunrpc/xprtsock.h
index 3c1423e..8c2a712 100644
--- a/include/linux/sunrpc/xprtsock.h
+++ b/include/linux/sunrpc/xprtsock.h
@@ -10,6 +10,7 @@
 
 int		init_socket_xprt(void);
 void		cleanup_socket_xprt(void);
+unsigned short	get_srcport(struct rpc_xprt *);
 
 #define RPC_MIN_RESVPORT	(1U)
 #define RPC_MAX_RESVPORT	(65535U)
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 2ad4d0d..4611845 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1653,6 +1653,13 @@ static int xs_get_srcport(struct sock_xprt *transport)
 	return port;
 }
 
+unsigned short get_srcport(struct rpc_xprt *xprt)
+{
+	struct sock_xprt *sock = container_of(xprt, struct sock_xprt, xprt);
+	return sock->srcport;
+}
+EXPORT_SYMBOL(get_srcport);
+
 static unsigned short xs_next_srcport(struct sock_xprt *transport, unsigned short port)
 {
 	if (transport->srcport != 0)