projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| d331a739 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 68e039f9 | 2 | /* Copyright (C) 2010-2020 B.A.T.M.A.N. contributors: |
| d331a739 SE |
3 | * |
| 4 | * Sven Eckelmann | |
| d331a739 SE |
5 | */ |
| 6 | ||
| 7 | #if !defined(_NET_BATMAN_ADV_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ) | |
| 8 | #define _NET_BATMAN_ADV_TRACE_H_ | |
| 9 | ||
| 10 | #include "main.h" | |
| 11 | ||
| 95d8f85c SE |
12 | #include <linux/bug.h> |
| 13 | #include <linux/kernel.h> | |
| 14 | #include <linux/netdevice.h> | |
| 15 | #include <linux/percpu.h> | |
| 16 | #include <linux/printk.h> | |
| d331a739 SE |
17 | #include <linux/tracepoint.h> |
| 18 | ||
| 19 | #undef TRACE_SYSTEM | |
| 20 | #define TRACE_SYSTEM batadv | |
| 21 | ||
| 22 | /* provide dummy function when tracing is disabled */ | |
| 23 | #if !defined(CONFIG_BATMAN_ADV_TRACING) | |
| 24 | ||
| 25 | #undef TRACE_EVENT | |
| 26 | #define TRACE_EVENT(name, proto, ...) \ | |
| 27 | static inline void trace_ ## name(proto) {} | |
| 28 | ||
| 29 | #endif /* CONFIG_BATMAN_ADV_TRACING */ | |
| 30 | ||
| 31 | #define BATADV_MAX_MSG_LEN 256 | |
| 32 | ||
| 33 | TRACE_EVENT(batadv_dbg, | |
| 34 | ||
| 35 | TP_PROTO(struct batadv_priv *bat_priv, | |
| 36 | struct va_format *vaf), | |
| 37 | ||
| 38 | TP_ARGS(bat_priv, vaf), | |
| 39 | ||
| 40 | TP_STRUCT__entry( | |
| 41 | __string(device, bat_priv->soft_iface->name) | |
| 42 | __string(driver, KBUILD_MODNAME) | |
| 43 | __dynamic_array(char, msg, BATADV_MAX_MSG_LEN) | |
| 44 | ), | |
| 45 | ||
| 46 | TP_fast_assign( | |
| 47 | __assign_str(device, bat_priv->soft_iface->name); | |
| 48 | __assign_str(driver, KBUILD_MODNAME); | |
| 49 | WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg), | |
| 50 | BATADV_MAX_MSG_LEN, | |
| 51 | vaf->fmt, | |
| 52 | *vaf->va) >= BATADV_MAX_MSG_LEN); | |
| 53 | ), | |
| 54 | ||
| 55 | TP_printk( | |
| 56 | "%s %s %s", | |
| 57 | __get_str(driver), | |
| 58 | __get_str(device), | |
| 59 | __get_str(msg) | |
| 60 | ) | |
| 61 | ); | |
| 62 | ||
| 63 | #endif /* _NET_BATMAN_ADV_TRACE_H_ || TRACE_HEADER_MULTI_READ */ | |
| 64 | ||
| 65 | #undef TRACE_INCLUDE_PATH | |
| 66 | #define TRACE_INCLUDE_PATH . | |
| 67 | #undef TRACE_INCLUDE_FILE | |
| 68 | #define TRACE_INCLUDE_FILE trace | |
| 69 | ||
| 70 | /* This part must be outside protection */ | |
| 71 | #include <trace/define_trace.h> |