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-rw-r--r--net/sunrpc/svcsock.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 5b0fe1b66a23..3ee4b78742b1 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -429,6 +429,46 @@ out:
}
/*
+ * Report socket names for nfsdfs
+ */
+static int one_sock_name(char *buf, struct svc_sock *svsk)
+{
+ int len;
+
+ switch(svsk->sk_sk->sk_family) {
+ case AF_INET:
+ len = sprintf(buf, "ipv4 %s %u.%u.%u.%u %d\n",
+ svsk->sk_sk->sk_protocol==IPPROTO_UDP?
+ "udp" : "tcp",
+ NIPQUAD(inet_sk(svsk->sk_sk)->rcv_saddr),
+ inet_sk(svsk->sk_sk)->num);
+ break;
+ default:
+ len = sprintf(buf, "*unknown-%d*\n",
+ svsk->sk_sk->sk_family);
+ }
+ return len;
+}
+
+int
+svc_sock_names(char *buf, struct svc_serv *serv)
+{
+ struct svc_sock *svsk;
+ int len = 0;
+
+ if (!serv)
+ return 0;
+ spin_lock(&serv->sv_lock);
+ list_for_each_entry(svsk, &serv->sv_permsocks, sk_list) {
+ int onelen = one_sock_name(buf+len, svsk);
+ len += onelen;
+ }
+ spin_unlock(&serv->sv_lock);
+ return len;
+}
+EXPORT_SYMBOL(svc_sock_names);
+
+/*
* Check input queue length
*/
static int