SUNRPC query transport's source port

[ Upstream commit a8482488a7 ]

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>
This commit is contained in:
Olga Kornievskaia 2021-06-23 23:28:48 -04:00 committed by Greg Kroah-Hartman
parent f19abe0463
commit 21a2be1a51
2 changed files with 8 additions and 0 deletions

View file

@ -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)

View file

@ -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)