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-rw-r--r--net/rxrpc/proc.c76
1 files changed, 76 insertions, 0 deletions
diff --git a/net/rxrpc/proc.c b/net/rxrpc/proc.c
index 208312c244..26dc2f26d9 100644
--- a/net/rxrpc/proc.c
+++ b/net/rxrpc/proc.c
@@ -199,6 +199,82 @@ const struct seq_operations rxrpc_connection_seq_ops = {
};
/*
+ * generate a list of extant virtual bundles in /proc/net/rxrpc/bundles
+ */
+static void *rxrpc_bundle_seq_start(struct seq_file *seq, loff_t *_pos)
+ __acquires(rxnet->conn_lock)
+{
+ struct rxrpc_net *rxnet = rxrpc_net(seq_file_net(seq));
+
+ read_lock(&rxnet->conn_lock);
+ return seq_list_start_head(&rxnet->bundle_proc_list, *_pos);
+}
+
+static void *rxrpc_bundle_seq_next(struct seq_file *seq, void *v,
+ loff_t *pos)
+{
+ struct rxrpc_net *rxnet = rxrpc_net(seq_file_net(seq));
+
+ return seq_list_next(v, &rxnet->bundle_proc_list, pos);
+}
+
+static void rxrpc_bundle_seq_stop(struct seq_file *seq, void *v)
+ __releases(rxnet->conn_lock)
+{
+ struct rxrpc_net *rxnet = rxrpc_net(seq_file_net(seq));
+
+ read_unlock(&rxnet->conn_lock);
+}
+
+static int rxrpc_bundle_seq_show(struct seq_file *seq, void *v)
+{
+ struct rxrpc_bundle *bundle;
+ struct rxrpc_net *rxnet = rxrpc_net(seq_file_net(seq));
+ char lbuff[50], rbuff[50];
+
+ if (v == &rxnet->bundle_proc_list) {
+ seq_puts(seq,
+ "Proto Local "
+ " Remote "
+ " SvID Ref Act Flg Key |"
+ " Bundle Conn_0 Conn_1 Conn_2 Conn_3\n"
+ );
+ return 0;
+ }
+
+ bundle = list_entry(v, struct rxrpc_bundle, proc_link);
+
+ sprintf(lbuff, "%pISpc", &bundle->local->srx.transport);
+ sprintf(rbuff, "%pISpc", &bundle->peer->srx.transport);
+ seq_printf(seq,
+ "UDP %-47.47s %-47.47s %4x %3u %3d"
+ " %c%c%c %08x | %08x %08x %08x %08x %08x\n",
+ lbuff,
+ rbuff,
+ bundle->service_id,
+ refcount_read(&bundle->ref),
+ atomic_read(&bundle->active),
+ bundle->try_upgrade ? 'U' : '-',
+ bundle->exclusive ? 'e' : '-',
+ bundle->upgrade ? 'u' : '-',
+ key_serial(bundle->key),
+ bundle->debug_id,
+ bundle->conn_ids[0],
+ bundle->conn_ids[1],
+ bundle->conn_ids[2],
+ bundle->conn_ids[3]);
+
+ return 0;
+}
+
+const struct seq_operations rxrpc_bundle_seq_ops = {
+ .start = rxrpc_bundle_seq_start,
+ .next = rxrpc_bundle_seq_next,
+ .stop = rxrpc_bundle_seq_stop,
+ .show = rxrpc_bundle_seq_show,
+};
+
+/*
* generate a list of extant virtual peers in /proc/net/rxrpc/peers
*/
static int rxrpc_peer_seq_show(struct seq_file *seq, void *v)