forked from Minki/linux
9abc291812
Instead of open coding a __dynamic_array() with a fixed length (which defeats the purpose of the dynamic array in the first place). Use the new __vstring() helper that will use a va_list and only write enough of the string into the ring buffer that is needed. Link: https://lkml.kernel.org/r/20220724191650.236b1355@rorschach.local.home Cc: Marek Lindner <mareklindner@neomailbox.ch> Cc: Ingo Molnar <mingo@kernel.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Simon Wunderlich <sw@simonwunderlich.de> Cc: Antonio Quartulli <a@unstable.cc> Cc: "David S. Miller" <davem@davemloft.net> Cc: Eric Dumazet <edumazet@google.com> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Paolo Abeni <pabeni@redhat.com> Cc: b.a.t.m.a.n@lists.open-mesh.org Cc: netdev@vger.kernel.org Acked-by: Sven Eckelmann <sven@narfation.org> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
67 lines
1.5 KiB
C
67 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/* Copyright (C) B.A.T.M.A.N. contributors:
|
|
*
|
|
* Sven Eckelmann
|
|
*/
|
|
|
|
#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>
|
|
|
|
#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 */
|
|
|
|
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)
|
|
__vstring(msg, vaf->fmt, vaf->va)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(device, bat_priv->soft_iface->name);
|
|
__assign_str(driver, KBUILD_MODNAME);
|
|
__assign_vstr(msg, vaf->fmt, vaf->va);
|
|
),
|
|
|
|
TP_printk(
|
|
"%s %s %s",
|
|
__get_str(driver),
|
|
__get_str(device),
|
|
__get_str(msg)
|
|
)
|
|
);
|
|
|
|
#endif /* _NET_BATMAN_ADV_TRACE_H_ || TRACE_HEADER_MULTI_READ */
|
|
|
|
#undef TRACE_INCLUDE_PATH
|
|
#define TRACE_INCLUDE_PATH .
|
|
#undef TRACE_INCLUDE_FILE
|
|
#define TRACE_INCLUDE_FILE trace
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|