linux-imx

/* SPDX-License-Identifier: GPL-2.0 */

/* Copyright (C) 2010-2019  B.A.T.M.A.N. contributors:

 *

 * Sven Eckelmann

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of version 2 of the GNU General Public

 * License as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful, but

 * WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

 * General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, see <http://www.gnu.org/licenses/>.

 */

​

#if !defined(_NET_BATMAN_ADV_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)

#define _NET_BATMAN_ADV_TRACE_H_

​

#include "main.h"

​

#include <linux/bug.h>

#include <linux/kernel.h>

#include <linux/netdevice.h>

#include <linux/percpu.h>

#include <linux/printk.h>

#include <linux/tracepoint.h>

#include <linux/types.h>

​

#undef TRACE_SYSTEM

#define TRACE_SYSTEM batadv

​

/* provide dummy function when tracing is disabled */

#if !defined(CONFIG_BATMAN_ADV_TRACING)

​

#undef TRACE_EVENT

#define TRACE_EVENT(name, proto, ...) \

    static inline void trace_ ## name(proto) {}

​

#endif /* CONFIG_BATMAN_ADV_TRACING */

​

#define BATADV_MAX_MSG_LEN  256

​

TRACE_EVENT(batadv_dbg,

​

        TP_PROTO(struct batadv_priv *bat_priv,

             struct va_format *vaf),

​

        TP_ARGS(bat_priv, vaf),

​

        TP_STRUCT__entry(

            __string(device, bat_priv->soft_iface->name)

            __string(driver, KBUILD_MODNAME)

            __dynamic_array(char, msg, BATADV_MAX_MSG_LEN)

        ),

​

        TP_fast_assign(

            __assign_str(device, bat_priv->soft_iface->name);

            __assign_str(driver, KBUILD_MODNAME);

            WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),

                       BATADV_MAX_MSG_LEN,