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authorOlga Kornievskaia <kolga@netapp.com>2021-06-24 06:28:48 +0300
committerTrond Myklebust <trond.myklebust@hammerspace.com>2021-07-08 21:03:24 +0300
commita8482488a7d6d320f63a9ee1912dbb5ae5b80a61 (patch)
tree3f3a8b81e1df1cde26b865f10fe48c2652c084da
parent0e65ea43d9c7c038e167b20165a0e9ed1e9cca83 (diff)
downloadlinux-a8482488a7d6d320f63a9ee1912dbb5ae5b80a61.tar.xz
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>
-rw-r--r--include/linux/sunrpc/xprtsock.h1
-rw-r--r--net/sunrpc/xprtsock.c7
2 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/sunrpc/xprtsock.h b/include/linux/sunrpc/xprtsock.h
index 3c1423ee74b4..8c2a712cb242 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 2ad4d0df45fe..4611845ec1eb 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)