From: Olga Kornievskaia kolga@netapp.com
stable inclusion from stable-5.10.67 commit 21a2be1a5145d072deedc7cdc5b2d17380abea75 bugzilla: 182619 https://gitee.com/openeuler/kernel/issues/I4EWO7
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit a8482488a7d6d320f63a9ee1912dbb5ae5b80a61 ]
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 Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Chen Jun chenjun102@huawei.com Acked-by: Weilong Chen chenweilong@huawei.com
Signed-off-by: Chen Jun chenjun102@huawei.com --- include/linux/sunrpc/xprtsock.h | 1 + net/sunrpc/xprtsock.c | 7 +++++++ 2 files changed, 8 insertions(+)
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 9c0f71e82d97..7d7c08af54de 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -1639,6 +1639,13 @@ 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)