path: root/include/trace/events/rxrpc.h

/* AF_RXRPC tracepoints
 *
 * Copyright (C) 2016 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells (dhowells@redhat.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public Licence
 * as published by the Free Software Foundation; either version
 * 2 of the Licence, or (at your option) any later version.
 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM rxrpc

#if !defined(_TRACE_RXRPC_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_RXRPC_H

#include <linux/tracepoint.h>
#include <linux/errqueue.h>

/*
 * Define enums for tracing information.
 *
 * These should all be kept sorted, making it easier to match the string
 * mapping tables further on.
 */
#ifndef __RXRPC_DECLARE_TRACE_ENUMS_ONCE_ONLY
#define __RXRPC_DECLARE_TRACE_ENUMS_ONCE_ONLY

enum rxrpc_skb_trace {
	rxrpc_skb_rx_cleaned,
	rxrpc_skb_rx_freed,
	rxrpc_skb_rx_got,
	rxrpc_skb_rx_lost,
	rxrpc_skb_rx_purged,
	rxrpc_skb_rx_received,
	rxrpc_skb_rx_rotated,
	rxrpc_skb_rx_seen,
	rxrpc_skb_tx_cleaned,
	rxrpc_skb_tx_freed,
	rxrpc_skb_tx_got,
	rxrpc_skb_tx_new,
	rxrpc_skb_tx_rotated,
	rxrpc_skb_tx_seen,
};

enum rxrpc_local_trace {
	rxrpc_local_got,
	rxrpc_local_new,
	rxrpc_local_processing,
	rxrpc_local_put,
	rxrpc_local_queued,
};

enum rxrpc_peer_trace {
	rxrpc_peer_got,
	rxrpc_peer_new,
	rxrpc_peer_processing,
	rxrpc_peer_put,
	rxrpc_peer_queued_error,
};

enum rxrpc_conn_trace {
	rxrpc_conn_got,
	rxrpc_conn_new_client,
	rxrpc_conn_new_service,
	rxrpc_conn_put_client,
	rxrpc_conn_put_service,
	rxrpc_conn_queued,
	rxrpc_conn_reap_service,
	rxrpc_conn_seen,
};

enum rxrpc_client_trace {
	rxrpc_client_activate_chans,
	rxrpc_client_alloc,
	rxrpc_client_chan_activate,
	rxrpc_client_chan_disconnect,
	rxrpc_client_chan_pass,
	rxrpc_client_chan_unstarted,
	rxrpc_client_cleanup,
	rxrpc_client_count,
	rxrpc_client_discard,
	rxrpc_client_duplicate,
	rxrpc_client_exposed,
	rxrpc_client_replace,
	rxrpc_client_to_active,
	rxrpc_client_to_culled,
	rxrpc_client_to_idle,
	rxrpc_client_to_inactive,
	rxrpc_client_to_upgrade,
	rxrpc_client_to_waiting,
	rxrpc_client_uncount,
};

enum rxrpc_call_trace {
	rxrpc_call_connected,
	rxrpc_call_error,
	rxrpc_call_got,
	rxrpc_call_got_kernel,
	rxrpc_call_got_userid,
	rxrpc_call_new_client,
	rxrpc_call_new_service,
	rxrpc_call_put,
	rxrpc_call_put_kernel,
	rxrpc_call_put_noqueue,
	rxrpc_call_put_userid,
	rxrpc_call_queued,
	rxrpc_call_queued_ref,
	rxrpc_call_release,
	rxrpc_call_seen,
};

enum rxrpc_transmit_trace {
	rxrpc_transmit_await_reply,
	rxrpc_transmit_end,
	rxrpc_transmit_queue,
	rxrpc_transmit_queue_last,
	rxrpc_transmit_rotate,
	rxrpc_transmit_rotate_last,
	rxrpc_transmit_wait,
};

enum rxrpc_receive_trace {
	rxrpc_receive_end,
	rxrpc_receive_front,
	rxrpc_receive_incoming,
	rxrpc_receive_queue,
	rxrpc_receive_queue_last,
	rxrpc_receive_rotate,
};

enum rxrpc_recvmsg_trace {
	rxrpc_recvmsg_cont,
	rxrpc_recvmsg_data_return,
	rxrpc_recvmsg_dequeue,
	rxrpc_recvmsg_enter,
	rxrpc_recvmsg_full,
	rxrpc_recvmsg_hole,
	rxrpc_recvmsg_next,
	rxrpc_recvmsg_requeue,
	rxrpc_recvmsg_return,
	rxrpc_recvmsg_terminal,
	rxrpc_recvmsg_to_be_accepted,
	rxrpc_recvmsg_wait,
};

enum rxrpc_rtt_tx_trace {
	rxrpc_rtt_tx_data,
	rxrpc_rtt_tx_ping,
};

enum rxrpc_rtt_rx_trace {
	rxrpc_rtt_rx_ping_response,
	rxrpc_rtt_rx_requested_ack,
};

enum rxrpc_timer_trace {
	rxrpc_timer_begin,
	rxrpc_timer_exp_ack,
	rxrpc_timer_exp_hard,
	rxrpc_timer_exp_idle,
	rxrpc_timer_exp_keepalive,
	rxrpc_timer_exp_lost_ack,
	rxrpc_timer_exp_normal,
	rxrpc_timer_exp_ping,
	rxrpc_timer_exp_resend,
	rxrpc_timer_expired,
	rxrpc_timer_init_for_reply,
	rxrpc_timer_init_for_send_reply,
	rxrpc_timer_restart,
	rxrpc_timer_set_for_ack,
	rxrpc_timer_set_for_hard,
	rxrpc_timer_set_for_idle,
	rxrpc_timer_set_for_keepalive,
	rxrpc_timer_set_for_lost_ack,
	rxrpc_timer_set_for_normal,
	rxrpc_timer_set_for_ping,
	rxrpc_timer_set_for_resend,
	rxrpc_timer_set_for_send,
};

enum rxrpc_propose_ack_trace {
	rxrpc_propose_ack_client_tx_end,
	rxrpc_propose_ack_input_data,
	rxrpc_propose_ack_ping_for_keepalive,
	rxrpc_propose_ack_ping_for_lost_ack,
	rxrpc_propose_ack_ping_for_lost_reply,
	rxrpc_propose_ack_ping_for_params,
	rxrpc_propose_ack_processing_op,
	rxrpc_propose_ack_respond_to_ack,
	rxrpc_propose_ack_respond_to_ping,
	rxrpc_propose_ack_retry_tx,
	rxrpc_propose_ack_rotate_rx,
	rxrpc_propose_ack_terminal_ack,
};

enum rxrpc_propose_ack_outcome {
	rxrpc_propose_ack_subsume,
	rxrpc_propose_ack_update,
	rxrpc_propose_ack_use,
};

enum rxrpc_congest_change {
	rxrpc_cong_begin_retransmission,
	rxrpc_cong_cleared_nacks,
	rxrpc_cong_new_low_nack,
	rxrpc_cong_no_change,
	rxrpc_cong_progress,
	rxrpc_cong_retransmit_again,
	rxrpc_cong_rtt_window_end,
	rxrpc_cong_saw_nack,
};

enum rxrpc_tx_point {
	rxrpc_tx_point_call_abort,
	rxrpc_tx_point_call_ack,
	rxrpc_tx_point_call_data_frag,
	rxrpc_tx_point_call_data_nofrag,
	rxrpc_tx_point_call_final_resend,
	rxrpc_tx_point_conn_abort,
	rxrpc_tx_point_rxkad_challenge,
	rxrpc_tx_point_rxkad_response,
	rxrpc_tx_point_reject,
	rxrpc_tx_point_version_keepalive,
	rxrpc_tx_point_version_reply,
};

#endif /* end __RXRPC_DECLARE_TRACE_ENUMS_ONCE_ONLY */

/*
 * Declare tracing information enums and their string mappings for display.
 */
#define rxrpc_skb_traces \
	EM(rxrpc_skb_rx_cleaned,		"Rx CLN") \
	EM(rxrpc_skb_rx_freed,			"Rx FRE") \
	EM(rxrpc_skb_rx_got,			"Rx GOT") \
	EM(rxrpc_skb_rx_lost,			"Rx *L*") \
	EM(rxrpc_skb_rx_purged,			"Rx PUR") \
	EM(rxrpc_skb_rx_received,		"Rx RCV") \
	EM(rxrpc_skb_rx_rotated,		"Rx ROT") \
	EM(rxrpc_skb_rx_seen,			"Rx SEE") \
	EM(rxrpc_skb_tx_cleaned,		"Tx CLN") \
	EM(rxrpc_skb_tx_freed,			"Tx FRE") \
	EM(rxrpc_skb_tx_got,			"Tx GOT") \
	EM(rxrpc_skb_tx_new,			"Tx NEW") \
	EM(rxrpc_skb_tx_rotated,		"Tx ROT") \
	E_(rxrpc_skb_tx_seen,			"Tx SEE")

#define rxrpc_local_traces \
	EM(rxrpc_local_got,			"GOT") \
	EM(rxrpc_local_new,			"NEW") \
	EM(rxrpc_local_processing,		"PRO") \
	EM(rxrpc_local_put,			"PUT") \
	E_(rxrpc_local_queued,			"QUE")

#define rxrpc_peer_traces \
	EM(rxrpc_peer_got,			"GOT") \
	EM(rxrpc_peer_new,			"NEW") \
	EM(rxrpc_peer_processing,		"PRO") \
	EM(rxrpc_peer_put,			"PUT") \
	E_(rxrpc_peer_queued_error,		"QER")

#define rxrpc_conn_traces \
	EM(rxrpc_conn_got,			"GOT") \
	EM(rxrpc_conn_new_client,		"NWc") \
	EM(rxrpc_conn_new_service,		"NWs") \
	EM(rxrpc_conn_put_client,		"PTc") \
	EM(rxrpc_conn_put_service,		"PTs") \
	EM(rxrpc_conn_queued,			"QUE") \
	EM(rxrpc_conn_reap_service,		"RPs") \
	E_(rxrpc_conn_seen,			"SEE")

#define rxrpc_client_traces \
	EM(rxrpc_client_acti