72 строки
1.6 KiB
C
72 строки
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (C) 2010-2020 B.A.T.M.A.N. contributors:
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*
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* Sven Eckelmann
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*/
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#if !defined(_NET_BATMAN_ADV_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
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#define _NET_BATMAN_ADV_TRACE_H_
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#include "main.h"
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#include <linux/bug.h>
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#include <linux/kernel.h>
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#include <linux/netdevice.h>
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#include <linux/percpu.h>
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#include <linux/printk.h>
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#include <linux/tracepoint.h>
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM batadv
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/* provide dummy function when tracing is disabled */
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#if !defined(CONFIG_BATMAN_ADV_TRACING)
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#undef TRACE_EVENT
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#define TRACE_EVENT(name, proto, ...) \
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static inline void trace_ ## name(proto) {}
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#endif /* CONFIG_BATMAN_ADV_TRACING */
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#define BATADV_MAX_MSG_LEN 256
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TRACE_EVENT(batadv_dbg,
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TP_PROTO(struct batadv_priv *bat_priv,
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struct va_format *vaf),
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TP_ARGS(bat_priv, vaf),
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TP_STRUCT__entry(
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__string(device, bat_priv->soft_iface->name)
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__string(driver, KBUILD_MODNAME)
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__dynamic_array(char, msg, BATADV_MAX_MSG_LEN)
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),
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TP_fast_assign(
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__assign_str(device, bat_priv->soft_iface->name);
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__assign_str(driver, KBUILD_MODNAME);
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WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
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BATADV_MAX_MSG_LEN,
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vaf->fmt,
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*vaf->va) >= BATADV_MAX_MSG_LEN);
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),
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TP_printk(
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"%s %s %s",
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__get_str(driver),
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__get_str(device),
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__get_str(msg)
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)
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);
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#endif /* _NET_BATMAN_ADV_TRACE_H_ || TRACE_HEADER_MULTI_READ */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE trace
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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