Release 4.11 net/mac80211/trace_msg.h

#ifdef CONFIG_MAC80211_MESSAGE_TRACING

#if !defined(__MAC80211_MSG_DRIVER_TRACE) || defined(TRACE_HEADER_MULTI_READ)

#define __MAC80211_MSG_DRIVER_TRACE

#include <linux/tracepoint.h>
#include <net/mac80211.h>
#include "ieee80211_i.h"


#undef TRACE_SYSTEM

#define TRACE_SYSTEM mac80211_msg


#define MAX_MSG_LEN	100

DECLARE_EVENT_CLASS(mac80211_msg_event,
	TP_PROTO(struct va_format *vaf),

	TP_ARGS(vaf),

	TP_STRUCT__entry(
                __dynamic_array(char, msg, MAX_MSG_LEN)
        ),

	TP_fast_assign(
                WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
                                       MAX_MSG_LEN, vaf->fmt,
                                       *vaf->va) >= MAX_MSG_LEN);
        ),

	TP_printk("%s", __get_str(msg))
);

DEFINE_EVENT(mac80211_msg_event, mac80211_info,
	TP_PROTO(struct va_format *vaf),
	TP_ARGS(vaf)
);
DEFINE_EVENT(mac80211_msg_event, mac80211_dbg,
	TP_PROTO(struct va_format *vaf),
	TP_ARGS(vaf)
);
DEFINE_EVENT(mac80211_msg_event, mac80211_err,
	TP_PROTO(struct va_format *vaf),
	TP_ARGS(vaf)
);
#endif /* !__MAC80211_MSG_DRIVER_TRACE || TRACE_HEADER_MULTI_READ */


#undef TRACE_INCLUDE_PATH

#define TRACE_INCLUDE_PATH .

#undef TRACE_INCLUDE_FILE

#define TRACE_INCLUDE_FILE trace_msg
#include <trace/define_trace.h>

#endif
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Directory: net/mac80211

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