From 50ba0232fd5312410f1b65247e774244f89a628e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 20:50:36 +0200 Subject: Merging upstream version 6.8.9. Signed-off-by: Daniel Baumann --- net/rxrpc/proc.c | 76 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) (limited to 'net/rxrpc/proc.c') 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 @@ -198,6 +198,82 @@ const struct seq_operations rxrpc_connection_seq_ops = { .show = rxrpc_connection_seq_show, }; +/* + * 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 */ -- cgit v1.2.3