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SUNRPC query transport's source port

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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>
This commit is contained in:
Olga Kornievskaia 2021-06-23 23:28:48 -04:00 committed by Trond Myklebust
parent 0e65ea43d9
commit a8482488a7
2 changed files with 8 additions and 0 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

1
include/linux/sunrpc/xprtsock.h
View file

@ -10,6 +10,7 @@
int init_socket_xprt(void); int init_socket_xprt(void);
void cleanup_socket_xprt(void); void cleanup_socket_xprt(void);
unsigned short get_srcport(struct rpc_xprt *);
#define RPC_MIN_RESVPORT (1U) #define RPC_MIN_RESVPORT (1U)
#define RPC_MAX_RESVPORT (65535U) #define RPC_MAX_RESVPORT (65535U)

7
net/sunrpc/xprtsock.c
View file

@ -1653,6 +1653,13 @@ static int xs_get_srcport(struct sock_xprt *transport)
return port; 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) static unsigned short xs_next_srcport(struct sock_xprt *transport, unsigned short port)
{ {
if (transport->srcport != 0) if (transport->srcport != 0)