Release 4.12 include/trace/events/devlink.h

#if IS_ENABLED(CONFIG_NET_DEVLINK)


#undef TRACE_SYSTEM

#define TRACE_SYSTEM devlink

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

#define _TRACE_DEVLINK_H

#include <linux/device.h>
#include <net/devlink.h>
#include <linux/tracepoint.h>

/*
 * Tracepoint for devlink hardware message:
 */
TRACE_EVENT(devlink_hwmsg,
	TP_PROTO(const struct devlink *devlink, bool incoming,
                 unsigned long type, const u8 *buf, size_t len),

	TP_ARGS(devlink, incoming, type, buf, len),

	TP_STRUCT__entry(
                __string(bus_name, devlink->dev->bus->name)
                __string(dev_name, dev_name(devlink->dev))
                __string(driver_name, devlink->dev->driver->name)
                __field(bool, incoming)
                __field(unsigned long, type)
                __dynamic_array(u8, buf, len)
                __field(size_t, len)
        ),

	TP_fast_assign(
                __assign_str(bus_name, devlink->dev->bus->name);
                __assign_str(dev_name, dev_name(devlink->dev));
                __assign_str(driver_name, devlink->dev->driver->name);
                __entry->incoming = incoming;
                __entry->type = type;
                memcpy(__get_dynamic_array(buf), buf, len);
                __entry->len = len;
        ),

	TP_printk("bus_name=%s dev_name=%s driver_name=%s incoming=%d type=%lu buf=0x[%*phD] len=%zu",
                  __get_str(bus_name), __get_str(dev_name),
                  __get_str(driver_name), __entry->incoming, __entry->type,
                  (int) __entry->len, __get_dynamic_array(buf), __entry->len)
);

#endif /* _TRACE_DEVLINK_H */

/* This part must be outside protection */
#include <trace/define_trace.h>

#else /* CONFIG_NET_DEVLINK */

#if !defined(_TRACE_DEVLINK_H)

#define _TRACE_DEVLINK_H

#include <net/devlink.h>



static inline void trace_devlink_hwmsg(const struct devlink *devlink,
				       bool incoming, unsigned long type,
				       const u8 *buf, size_t len)
{
}

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#endif /* _TRACE_DEVLINK_H */

#endif
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Directory: include/trace/events

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