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Message-ID: <20090414215102.GG5968@nowhere>
Date: Tue, 14 Apr 2009 23:51:03 +0200
From: Frederic Weisbecker <fweisbec@...il.com>
To: Steven Rostedt <rostedt@...dmis.org>
Cc: linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
Andrew Morton <akpm@...ux-foundation.org>,
Thomas Gleixner <tglx@...utronix.de>,
Peter Zijlstra <peterz@...radead.org>,
Theodore Tso <tytso@....edu>,
Arjan van de Ven <arjan@...radead.org>,
Christoph Hellwig <hch@....de>,
Mathieu Desnoyers <compudj@...stal.dyndns.org>,
Jeremy Fitzhardinge <jeremy@...p.org>,
Lai Jiangshan <laijs@...fujitsu.com>,
Zhaolei <zhaolei@...fujitsu.com>, Li Zefan <lizf@...fujitsu.com>,
KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
Masami Hiramatsu <mhiramat@...hat.com>,
"Frank Ch. Eigler" <fche@...stic.org>,
Tom Zanussi <tzanussi@...il.com>,
Jiaying Zhang <jiayingz@...gle.com>,
Michael Rubin <mrubin@...gle.com>,
Martin Bligh <mbligh@...gle.com>,
Jason Baron <jbaron@...hat.com>,
Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
Subject: Re: [PATCH 1/8] tracing: consolidate trace and trace_event headers
On Tue, Apr 14, 2009 at 01:23:38PM -0400, Steven Rostedt wrote:
> From: Steven Rostedt <srostedt@...hat.com>
>
> Impact: clean up
>
> Neil Horman (et. al.) criticized the way the trace events were broken up
> into two files. The reason for that was that ftrace needed to separate out
> the declarations from where the #include <linux/tracepoint.h> was used.
> It then dawned on me that the tracepoint.h header only needs to define the
> TRACE_EVENT macro if it is not already defined.
>
> The solution is simply to test if TRACE_EVENT is defined, and if it is not
> then the linux/tracepoint.h header can define it. This change consolidates
> all the <traces>.h and <traces>_event_types.h into the <traces>.h file.
>
> Reported-by: Neil Horman <nhorman@...driver.com>
> Reported-by: Theodore Tso <tytso@....edu>
> Reported-by: Jiaying Zhang <jiayingz@...gle.com>
> Cc: Zhaolei <zhaolei@...fujitsu.com>
> Cc: Frederic Weisbecker <fweisbec@...il.com>
> Cc: Peter Zijlstra <peterz@...radead.org>
> Cc: Jason Baron <jbaron@...hat.com>
> Cc: Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
> Signed-off-by: Steven Rostedt <rostedt@...dmis.org>
> ---
> include/linux/tracepoint.h | 9 +-
> include/trace/irq.h | 51 +++++-
> include/trace/irq_event_types.h | 55 ------
> include/trace/kmem.h | 189 +++++++++++++++++++-
> include/trace/lockdep.h | 52 +++++-
> include/trace/lockdep_event_types.h | 57 ------
> include/trace/sched.h | 333 ++++++++++++++++++++++++++++++++++-
> include/trace/sched_event_types.h | 337 -----------------------------------
> include/trace/skb.h | 36 ++++-
> include/trace/skb_event_types.h | 38 ----
> include/trace/trace_event_types.h | 7 -
> kernel/trace/events.c | 1 +
> kernel/trace/trace_events_stage_1.h | 4 +-
> kernel/trace/trace_events_stage_2.h | 8 +-
> kernel/trace/trace_events_stage_3.h | 4 +-
> 15 files changed, 663 insertions(+), 518 deletions(-)
> delete mode 100644 include/trace/irq_event_types.h
> delete mode 100644 include/trace/lockdep_event_types.h
> delete mode 100644 include/trace/sched_event_types.h
> delete mode 100644 include/trace/skb_event_types.h
> delete mode 100644 include/trace/trace_event_types.h
I don't know if you use git-format-patch without -M or
something else specific to git pull request. But it looks
like the renames are not detected here, so it's a bit
hard to know what have been actually happened or deleted
in the end result.
Thanks,
Frederic.
> diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
> index d35a7ee..4353f3f 100644
> --- a/include/linux/tracepoint.h
> +++ b/include/linux/tracepoint.h
> @@ -31,6 +31,8 @@ struct tracepoint {
> * Keep in sync with vmlinux.lds.h.
> */
>
> +#ifndef DECLARE_TRACE
> +
> #define TP_PROTO(args...) args
> #define TP_ARGS(args...) args
>
> @@ -114,6 +116,7 @@ static inline void tracepoint_update_probe_range(struct tracepoint *begin,
> struct tracepoint *end)
> { }
> #endif /* CONFIG_TRACEPOINTS */
> +#endif /* DECLARE_TRACE */
>
> /*
> * Connect a probe to a tracepoint.
> @@ -154,10 +157,13 @@ static inline void tracepoint_synchronize_unregister(void)
> }
>
> #define PARAMS(args...) args
> +
> +#ifndef TRACE_FORMAT
> #define TRACE_FORMAT(name, proto, args, fmt) \
> DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
> +#endif
>
> -
> +#ifndef TRACE_EVENT
> /*
> * For use with the TRACE_EVENT macro:
> *
> @@ -262,5 +268,6 @@ static inline void tracepoint_synchronize_unregister(void)
>
> #define TRACE_EVENT(name, proto, args, struct, assign, print) \
> DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
> +#endif
>
> #endif
> diff --git a/include/trace/irq.h b/include/trace/irq.h
> index ff5d449..04ab4c6 100644
> --- a/include/trace/irq.h
> +++ b/include/trace/irq.h
> @@ -1,9 +1,54 @@
> -#ifndef _TRACE_IRQ_H
> +#if !defined(_TRACE_IRQ_H) || defined(TRACE_HEADER_MULTI_READ)
> #define _TRACE_IRQ_H
>
> -#include <linux/interrupt.h>
> #include <linux/tracepoint.h>
> +#include <linux/interrupt.h>
> +
> +#undef TRACE_SYSTEM
> +#define TRACE_SYSTEM irq
> +
> +/*
> + * Tracepoint for entry of interrupt handler:
> + */
> +TRACE_FORMAT(irq_handler_entry,
> + TP_PROTO(int irq, struct irqaction *action),
> + TP_ARGS(irq, action),
> + TP_FMT("irq=%d handler=%s", irq, action->name)
> + );
> +
> +/*
> + * Tracepoint for return of an interrupt handler:
> + */
> +TRACE_EVENT(irq_handler_exit,
> +
> + TP_PROTO(int irq, struct irqaction *action, int ret),
> +
> + TP_ARGS(irq, action, ret),
> +
> + TP_STRUCT__entry(
> + __field( int, irq )
> + __field( int, ret )
> + ),
> +
> + TP_fast_assign(
> + __entry->irq = irq;
> + __entry->ret = ret;
> + ),
> +
> + TP_printk("irq=%d return=%s",
> + __entry->irq, __entry->ret ? "handled" : "unhandled")
> +);
> +
> +TRACE_FORMAT(softirq_entry,
> + TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
> + TP_ARGS(h, vec),
> + TP_FMT("softirq=%d action=%s", (int)(h - vec), softirq_to_name[h-vec])
> + );
>
> -#include <trace/irq_event_types.h>
> +TRACE_FORMAT(softirq_exit,
> + TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
> + TP_ARGS(h, vec),
> + TP_FMT("softirq=%d action=%s", (int)(h - vec), softirq_to_name[h-vec])
> + );
>
> #endif
> diff --git a/include/trace/irq_event_types.h b/include/trace/irq_event_types.h
> deleted file mode 100644
> index 85964eb..0000000
> --- a/include/trace/irq_event_types.h
> +++ /dev/null
> @@ -1,55 +0,0 @@
> -
> -/* use <trace/irq.h> instead */
> -#ifndef TRACE_FORMAT
> -# error Do not include this file directly.
> -# error Unless you know what you are doing.
> -#endif
> -
> -#undef TRACE_SYSTEM
> -#define TRACE_SYSTEM irq
> -
> -/*
> - * Tracepoint for entry of interrupt handler:
> - */
> -TRACE_FORMAT(irq_handler_entry,
> - TP_PROTO(int irq, struct irqaction *action),
> - TP_ARGS(irq, action),
> - TP_FMT("irq=%d handler=%s", irq, action->name)
> - );
> -
> -/*
> - * Tracepoint for return of an interrupt handler:
> - */
> -TRACE_EVENT(irq_handler_exit,
> -
> - TP_PROTO(int irq, struct irqaction *action, int ret),
> -
> - TP_ARGS(irq, action, ret),
> -
> - TP_STRUCT__entry(
> - __field( int, irq )
> - __field( int, ret )
> - ),
> -
> - TP_fast_assign(
> - __entry->irq = irq;
> - __entry->ret = ret;
> - ),
> -
> - TP_printk("irq=%d return=%s",
> - __entry->irq, __entry->ret ? "handled" : "unhandled")
> -);
> -
> -TRACE_FORMAT(softirq_entry,
> - TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
> - TP_ARGS(h, vec),
> - TP_FMT("softirq=%d action=%s", (int)(h - vec), softirq_to_name[h-vec])
> - );
> -
> -TRACE_FORMAT(softirq_exit,
> - TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
> - TP_ARGS(h, vec),
> - TP_FMT("softirq=%d action=%s", (int)(h - vec), softirq_to_name[h-vec])
> - );
> -
> -#undef TRACE_SYSTEM
> diff --git a/include/trace/kmem.h b/include/trace/kmem.h
> index 46efc24..d7d1218 100644
> --- a/include/trace/kmem.h
> +++ b/include/trace/kmem.h
> @@ -1,9 +1,192 @@
> -#ifndef _TRACE_KMEM_H
> +#if !defined(_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
> #define _TRACE_KMEM_H
>
> #include <linux/types.h>
> #include <linux/tracepoint.h>
>
> -#include <trace/kmem_event_types.h>
> +#undef TRACE_SYSTEM
> +#define TRACE_SYSTEM kmem
>
> -#endif /* _TRACE_KMEM_H */
> +TRACE_EVENT(kmalloc,
> +
> + TP_PROTO(unsigned long call_site,
> + const void *ptr,
> + size_t bytes_req,
> + size_t bytes_alloc,
> + gfp_t gfp_flags),
> +
> + TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
> +
> + TP_STRUCT__entry(
> + __field( unsigned long, call_site )
> + __field( const void *, ptr )
> + __field( size_t, bytes_req )
> + __field( size_t, bytes_alloc )
> + __field( gfp_t, gfp_flags )
> + ),
> +
> + TP_fast_assign(
> + __entry->call_site = call_site;
> + __entry->ptr = ptr;
> + __entry->bytes_req = bytes_req;
> + __entry->bytes_alloc = bytes_alloc;
> + __entry->gfp_flags = gfp_flags;
> + ),
> +
> + TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%08x",
> + __entry->call_site,
> + __entry->ptr,
> + __entry->bytes_req,
> + __entry->bytes_alloc,
> + __entry->gfp_flags)
> +);
> +
> +TRACE_EVENT(kmem_cache_alloc,
> +
> + TP_PROTO(unsigned long call_site,
> + const void *ptr,
> + size_t bytes_req,
> + size_t bytes_alloc,
> + gfp_t gfp_flags),
> +
> + TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
> +
> + TP_STRUCT__entry(
> + __field( unsigned long, call_site )
> + __field( const void *, ptr )
> + __field( size_t, bytes_req )
> + __field( size_t, bytes_alloc )
> + __field( gfp_t, gfp_flags )
> + ),
> +
> + TP_fast_assign(
> + __entry->call_site = call_site;
> + __entry->ptr = ptr;
> + __entry->bytes_req = bytes_req;
> + __entry->bytes_alloc = bytes_alloc;
> + __entry->gfp_flags = gfp_flags;
> + ),
> +
> + TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%08x",
> + __entry->call_site,
> + __entry->ptr,
> + __entry->bytes_req,
> + __entry->bytes_alloc,
> + __entry->gfp_flags)
> +);
> +
> +TRACE_EVENT(kmalloc_node,
> +
> + TP_PROTO(unsigned long call_site,
> + const void *ptr,
> + size_t bytes_req,
> + size_t bytes_alloc,
> + gfp_t gfp_flags,
> + int node),
> +
> + TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
> +
> + TP_STRUCT__entry(
> + __field( unsigned long, call_site )
> + __field( const void *, ptr )
> + __field( size_t, bytes_req )
> + __field( size_t, bytes_alloc )
> + __field( gfp_t, gfp_flags )
> + __field( int, node )
> + ),
> +
> + TP_fast_assign(
> + __entry->call_site = call_site;
> + __entry->ptr = ptr;
> + __entry->bytes_req = bytes_req;
> + __entry->bytes_alloc = bytes_alloc;
> + __entry->gfp_flags = gfp_flags;
> + __entry->node = node;
> + ),
> +
> + TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%08x node=%d",
> + __entry->call_site,
> + __entry->ptr,
> + __entry->bytes_req,
> + __entry->bytes_alloc,
> + __entry->gfp_flags,
> + __entry->node)
> +);
> +
> +TRACE_EVENT(kmem_cache_alloc_node,
> +
> + TP_PROTO(unsigned long call_site,
> + const void *ptr,
> + size_t bytes_req,
> + size_t bytes_alloc,
> + gfp_t gfp_flags,
> + int node),
> +
> + TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
> +
> + TP_STRUCT__entry(
> + __field( unsigned long, call_site )
> + __field( const void *, ptr )
> + __field( size_t, bytes_req )
> + __field( size_t, bytes_alloc )
> + __field( gfp_t, gfp_flags )
> + __field( int, node )
> + ),
> +
> + TP_fast_assign(
> + __entry->call_site = call_site;
> + __entry->ptr = ptr;
> + __entry->bytes_req = bytes_req;
> + __entry->bytes_alloc = bytes_alloc;
> + __entry->gfp_flags = gfp_flags;
> + __entry->node = node;
> + ),
> +
> + TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%08x node=%d",
> + __entry->call_site,
> + __entry->ptr,
> + __entry->bytes_req,
> + __entry->bytes_alloc,
> + __entry->gfp_flags,
> + __entry->node)
> +);
> +
> +TRACE_EVENT(kfree,
> +
> + TP_PROTO(unsigned long call_site, const void *ptr),
> +
> + TP_ARGS(call_site, ptr),
> +
> + TP_STRUCT__entry(
> + __field( unsigned long, call_site )
> + __field( const void *, ptr )
> + ),
> +
> + TP_fast_assign(
> + __entry->call_site = call_site;
> + __entry->ptr = ptr;
> + ),
> +
> + TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
> +);
> +
> +TRACE_EVENT(kmem_cache_free,
> +
> + TP_PROTO(unsigned long call_site, const void *ptr),
> +
> + TP_ARGS(call_site, ptr),
> +
> + TP_STRUCT__entry(
> + __field( unsigned long, call_site )
> + __field( const void *, ptr )
> + ),
> +
> + TP_fast_assign(
> + __entry->call_site = call_site;
> + __entry->ptr = ptr;
> + ),
> +
> + TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
> +);
> +
> +#endif
> diff --git a/include/trace/lockdep.h b/include/trace/lockdep.h
> index 5ca67df..8ee7900 100644
> --- a/include/trace/lockdep.h
> +++ b/include/trace/lockdep.h
> @@ -1,9 +1,57 @@
> -#ifndef _TRACE_LOCKDEP_H
> +#if !defined(_TRACE_LOCKDEP_H) || defined(TRACE_HEADER_MULTI_READ)
> #define _TRACE_LOCKDEP_H
>
> #include <linux/lockdep.h>
> #include <linux/tracepoint.h>
>
> -#include <trace/lockdep_event_types.h>
> +#undef TRACE_SYSTEM
> +#define TRACE_SYSTEM lock
> +
> +#ifdef CONFIG_LOCKDEP
> +
> +TRACE_FORMAT(lock_acquire,
> + TP_PROTO(struct lockdep_map *lock, unsigned int subclass,
> + int trylock, int read, int check,
> + struct lockdep_map *next_lock, unsigned long ip),
> + TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip),
> + TP_FMT("%s%s%s", trylock ? "try " : "",
> + read ? "read " : "", lock->name)
> + );
> +
> +TRACE_FORMAT(lock_release,
> + TP_PROTO(struct lockdep_map *lock, int nested, unsigned long ip),
> + TP_ARGS(lock, nested, ip),
> + TP_FMT("%s", lock->name)
> + );
> +
> +#ifdef CONFIG_LOCK_STAT
> +
> +TRACE_FORMAT(lock_contended,
> + TP_PROTO(struct lockdep_map *lock, unsigned long ip),
> + TP_ARGS(lock, ip),
> + TP_FMT("%s", lock->name)
> + );
> +
> +TRACE_EVENT(lock_acquired,
> + TP_PROTO(struct lockdep_map *lock, unsigned long ip, s64 waittime),
> +
> + TP_ARGS(lock, ip, waittime),
> +
> + TP_STRUCT__entry(
> + __field(const char *, name)
> + __field(unsigned long, wait_usec)
> + __field(unsigned long, wait_nsec_rem)
> + ),
> + TP_fast_assign(
> + __entry->name = lock->name;
> + __entry->wait_nsec_rem = do_div(waittime, NSEC_PER_USEC);
> + __entry->wait_usec = (unsigned long) waittime;
> + ),
> + TP_printk("%s (%lu.%03lu us)", __entry->name, __entry->wait_usec,
> + __entry->wait_nsec_rem)
> +);
>
> #endif
> +#endif
> +
> +#endif /* _TRACE_LOCKDEP_H */
> diff --git a/include/trace/lockdep_event_types.h b/include/trace/lockdep_event_types.h
> deleted file mode 100644
> index 863f1e4..0000000
> --- a/include/trace/lockdep_event_types.h
> +++ /dev/null
> @@ -1,57 +0,0 @@
> -
> -#ifndef TRACE_FORMAT
> -# error Do not include this file directly.
> -# error Unless you know what you are doing.
> -#endif
> -
> -#undef TRACE_SYSTEM
> -#define TRACE_SYSTEM lock
> -
> -#ifdef CONFIG_LOCKDEP
> -
> -TRACE_FORMAT(lock_acquire,
> - TP_PROTO(struct lockdep_map *lock, unsigned int subclass,
> - int trylock, int read, int check,
> - struct lockdep_map *next_lock, unsigned long ip),
> - TP_ARGS(lock, subclass, trylock, read, check, next_lock, ip),
> - TP_FMT("%s%s%s", trylock ? "try " : "",
> - read ? "read " : "", lock->name)
> - );
> -
> -TRACE_FORMAT(lock_release,
> - TP_PROTO(struct lockdep_map *lock, int nested, unsigned long ip),
> - TP_ARGS(lock, nested, ip),
> - TP_FMT("%s", lock->name)
> - );
> -
> -#ifdef CONFIG_LOCK_STAT
> -
> -TRACE_FORMAT(lock_contended,
> - TP_PROTO(struct lockdep_map *lock, unsigned long ip),
> - TP_ARGS(lock, ip),
> - TP_FMT("%s", lock->name)
> - );
> -
> -TRACE_EVENT(lock_acquired,
> - TP_PROTO(struct lockdep_map *lock, unsigned long ip, s64 waittime),
> -
> - TP_ARGS(lock, ip, waittime),
> -
> - TP_STRUCT__entry(
> - __field(const char *, name)
> - __field(unsigned long, wait_usec)
> - __field(unsigned long, wait_nsec_rem)
> - ),
> - TP_fast_assign(
> - __entry->name = lock->name;
> - __entry->wait_nsec_rem = do_div(waittime, NSEC_PER_USEC);
> - __entry->wait_usec = (unsigned long) waittime;
> - ),
> - TP_printk("%s (%lu.%03lu us)", __entry->name, __entry->wait_usec,
> - __entry->wait_nsec_rem)
> -);
> -
> -#endif
> -#endif
> -
> -#undef TRACE_SYSTEM
> diff --git a/include/trace/sched.h b/include/trace/sched.h
> index 4e372a1..5b1cf4a 100644
> --- a/include/trace/sched.h
> +++ b/include/trace/sched.h
> @@ -1,9 +1,336 @@
> -#ifndef _TRACE_SCHED_H
> +#if !defined(_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ)
> #define _TRACE_SCHED_H
>
> #include <linux/sched.h>
> #include <linux/tracepoint.h>
>
> -#include <trace/sched_event_types.h>
> +#undef TRACE_SYSTEM
> +#define TRACE_SYSTEM sched
>
> -#endif
> +/*
> + * Tracepoint for calling kthread_stop, performed to end a kthread:
> + */
> +TRACE_EVENT(sched_kthread_stop,
> +
> + TP_PROTO(struct task_struct *t),
> +
> + TP_ARGS(t),
> +
> + TP_STRUCT__entry(
> + __array( char, comm, TASK_COMM_LEN )
> + __field( pid_t, pid )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->comm, t->comm, TASK_COMM_LEN);
> + __entry->pid = t->pid;
> + ),
> +
> + TP_printk("task %s:%d", __entry->comm, __entry->pid)
> +);
> +
> +/*
> + * Tracepoint for the return value of the kthread stopping:
> + */
> +TRACE_EVENT(sched_kthread_stop_ret,
> +
> + TP_PROTO(int ret),
> +
> + TP_ARGS(ret),
> +
> + TP_STRUCT__entry(
> + __field( int, ret )
> + ),
> +
> + TP_fast_assign(
> + __entry->ret = ret;
> + ),
> +
> + TP_printk("ret %d", __entry->ret)
> +);
> +
> +/*
> + * Tracepoint for waiting on task to unschedule:
> + *
> + * (NOTE: the 'rq' argument is not used by generic trace events,
> + * but used by the latency tracer plugin. )
> + */
> +TRACE_EVENT(sched_wait_task,
> +
> + TP_PROTO(struct rq *rq, struct task_struct *p),
> +
> + TP_ARGS(rq, p),
> +
> + TP_STRUCT__entry(
> + __array( char, comm, TASK_COMM_LEN )
> + __field( pid_t, pid )
> + __field( int, prio )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> + __entry->pid = p->pid;
> + __entry->prio = p->prio;
> + ),
> +
> + TP_printk("task %s:%d [%d]",
> + __entry->comm, __entry->pid, __entry->prio)
> +);
> +
> +/*
> + * Tracepoint for waking up a task:
> + *
> + * (NOTE: the 'rq' argument is not used by generic trace events,
> + * but used by the latency tracer plugin. )
> + */
> +TRACE_EVENT(sched_wakeup,
> +
> + TP_PROTO(struct rq *rq, struct task_struct *p, int success),
> +
> + TP_ARGS(rq, p, success),
> +
> + TP_STRUCT__entry(
> + __array( char, comm, TASK_COMM_LEN )
> + __field( pid_t, pid )
> + __field( int, prio )
> + __field( int, success )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> + __entry->pid = p->pid;
> + __entry->prio = p->prio;
> + __entry->success = success;
> + ),
> +
> + TP_printk("task %s:%d [%d] success=%d",
> + __entry->comm, __entry->pid, __entry->prio,
> + __entry->success)
> +);
> +
> +/*
> + * Tracepoint for waking up a new task:
> + *
> + * (NOTE: the 'rq' argument is not used by generic trace events,
> + * but used by the latency tracer plugin. )
> + */
> +TRACE_EVENT(sched_wakeup_new,
> +
> + TP_PROTO(struct rq *rq, struct task_struct *p, int success),
> +
> + TP_ARGS(rq, p, success),
> +
> + TP_STRUCT__entry(
> + __array( char, comm, TASK_COMM_LEN )
> + __field( pid_t, pid )
> + __field( int, prio )
> + __field( int, success )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> + __entry->pid = p->pid;
> + __entry->prio = p->prio;
> + __entry->success = success;
> + ),
> +
> + TP_printk("task %s:%d [%d] success=%d",
> + __entry->comm, __entry->pid, __entry->prio,
> + __entry->success)
> +);
> +
> +/*
> + * Tracepoint for task switches, performed by the scheduler:
> + *
> + * (NOTE: the 'rq' argument is not used by generic trace events,
> + * but used by the latency tracer plugin. )
> + */
> +TRACE_EVENT(sched_switch,
> +
> + TP_PROTO(struct rq *rq, struct task_struct *prev,
> + struct task_struct *next),
> +
> + TP_ARGS(rq, prev, next),
> +
> + TP_STRUCT__entry(
> + __array( char, prev_comm, TASK_COMM_LEN )
> + __field( pid_t, prev_pid )
> + __field( int, prev_prio )
> + __array( char, next_comm, TASK_COMM_LEN )
> + __field( pid_t, next_pid )
> + __field( int, next_prio )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
> + __entry->prev_pid = prev->pid;
> + __entry->prev_prio = prev->prio;
> + memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
> + __entry->next_pid = next->pid;
> + __entry->next_prio = next->prio;
> + ),
> +
> + TP_printk("task %s:%d [%d] ==> %s:%d [%d]",
> + __entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
> + __entry->next_comm, __entry->next_pid, __entry->next_prio)
> +);
> +
> +/*
> + * Tracepoint for a task being migrated:
> + */
> +TRACE_EVENT(sched_migrate_task,
> +
> + TP_PROTO(struct task_struct *p, int orig_cpu, int dest_cpu),
> +
> + TP_ARGS(p, orig_cpu, dest_cpu),
> +
> + TP_STRUCT__entry(
> + __array( char, comm, TASK_COMM_LEN )
> + __field( pid_t, pid )
> + __field( int, prio )
> + __field( int, orig_cpu )
> + __field( int, dest_cpu )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> + __entry->pid = p->pid;
> + __entry->prio = p->prio;
> + __entry->orig_cpu = orig_cpu;
> + __entry->dest_cpu = dest_cpu;
> + ),
> +
> + TP_printk("task %s:%d [%d] from: %d to: %d",
> + __entry->comm, __entry->pid, __entry->prio,
> + __entry->orig_cpu, __entry->dest_cpu)
> +);
> +
> +/*
> + * Tracepoint for freeing a task:
> + */
> +TRACE_EVENT(sched_process_free,
> +
> + TP_PROTO(struct task_struct *p),
> +
> + TP_ARGS(p),
> +
> + TP_STRUCT__entry(
> + __array( char, comm, TASK_COMM_LEN )
> + __field( pid_t, pid )
> + __field( int, prio )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> + __entry->pid = p->pid;
> + __entry->prio = p->prio;
> + ),
> +
> + TP_printk("task %s:%d [%d]",
> + __entry->comm, __entry->pid, __entry->prio)
> +);
> +
> +/*
> + * Tracepoint for a task exiting:
> + */
> +TRACE_EVENT(sched_process_exit,
> +
> + TP_PROTO(struct task_struct *p),
> +
> + TP_ARGS(p),
> +
> + TP_STRUCT__entry(
> + __array( char, comm, TASK_COMM_LEN )
> + __field( pid_t, pid )
> + __field( int, prio )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> + __entry->pid = p->pid;
> + __entry->prio = p->prio;
> + ),
> +
> + TP_printk("task %s:%d [%d]",
> + __entry->comm, __entry->pid, __entry->prio)
> +);
> +
> +/*
> + * Tracepoint for a waiting task:
> + */
> +TRACE_EVENT(sched_process_wait,
> +
> + TP_PROTO(struct pid *pid),
> +
> + TP_ARGS(pid),
> +
> + TP_STRUCT__entry(
> + __array( char, comm, TASK_COMM_LEN )
> + __field( pid_t, pid )
> + __field( int, prio )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
> + __entry->pid = pid_nr(pid);
> + __entry->prio = current->prio;
> + ),
> +
> + TP_printk("task %s:%d [%d]",
> + __entry->comm, __entry->pid, __entry->prio)
> +);
> +
> +/*
> + * Tracepoint for do_fork:
> + */
> +TRACE_EVENT(sched_process_fork,
> +
> + TP_PROTO(struct task_struct *parent, struct task_struct *child),
> +
> + TP_ARGS(parent, child),
> +
> + TP_STRUCT__entry(
> + __array( char, parent_comm, TASK_COMM_LEN )
> + __field( pid_t, parent_pid )
> + __array( char, child_comm, TASK_COMM_LEN )
> + __field( pid_t, child_pid )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN);
> + __entry->parent_pid = parent->pid;
> + memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN);
> + __entry->child_pid = child->pid;
> + ),
> +
> + TP_printk("parent %s:%d child %s:%d",
> + __entry->parent_comm, __entry->parent_pid,
> + __entry->child_comm, __entry->child_pid)
> +);
> +
> +/*
> + * Tracepoint for sending a signal:
> + */
> +TRACE_EVENT(sched_signal_send,
> +
> + TP_PROTO(int sig, struct task_struct *p),
> +
> + TP_ARGS(sig, p),
> +
> + TP_STRUCT__entry(
> + __field( int, sig )
> + __array( char, comm, TASK_COMM_LEN )
> + __field( pid_t, pid )
> + ),
> +
> + TP_fast_assign(
> + memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> + __entry->pid = p->pid;
> + __entry->sig = sig;
> + ),
> +
> + TP_printk("sig: %d task %s:%d",
> + __entry->sig, __entry->comm, __entry->pid)
> +);
> +
> +#endif /* _TRACE_SCHED_H */
> diff --git a/include/trace/sched_event_types.h b/include/trace/sched_event_types.h
> deleted file mode 100644
> index 63547dc..0000000
> --- a/include/trace/sched_event_types.h
> +++ /dev/null
> @@ -1,337 +0,0 @@
> -
> -/* use <trace/sched.h> instead */
> -#ifndef TRACE_EVENT
> -# error Do not include this file directly.
> -# error Unless you know what you are doing.
> -#endif
> -
> -#undef TRACE_SYSTEM
> -#define TRACE_SYSTEM sched
> -
> -/*
> - * Tracepoint for calling kthread_stop, performed to end a kthread:
> - */
> -TRACE_EVENT(sched_kthread_stop,
> -
> - TP_PROTO(struct task_struct *t),
> -
> - TP_ARGS(t),
> -
> - TP_STRUCT__entry(
> - __array( char, comm, TASK_COMM_LEN )
> - __field( pid_t, pid )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->comm, t->comm, TASK_COMM_LEN);
> - __entry->pid = t->pid;
> - ),
> -
> - TP_printk("task %s:%d", __entry->comm, __entry->pid)
> -);
> -
> -/*
> - * Tracepoint for the return value of the kthread stopping:
> - */
> -TRACE_EVENT(sched_kthread_stop_ret,
> -
> - TP_PROTO(int ret),
> -
> - TP_ARGS(ret),
> -
> - TP_STRUCT__entry(
> - __field( int, ret )
> - ),
> -
> - TP_fast_assign(
> - __entry->ret = ret;
> - ),
> -
> - TP_printk("ret %d", __entry->ret)
> -);
> -
> -/*
> - * Tracepoint for waiting on task to unschedule:
> - *
> - * (NOTE: the 'rq' argument is not used by generic trace events,
> - * but used by the latency tracer plugin. )
> - */
> -TRACE_EVENT(sched_wait_task,
> -
> - TP_PROTO(struct rq *rq, struct task_struct *p),
> -
> - TP_ARGS(rq, p),
> -
> - TP_STRUCT__entry(
> - __array( char, comm, TASK_COMM_LEN )
> - __field( pid_t, pid )
> - __field( int, prio )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> - __entry->pid = p->pid;
> - __entry->prio = p->prio;
> - ),
> -
> - TP_printk("task %s:%d [%d]",
> - __entry->comm, __entry->pid, __entry->prio)
> -);
> -
> -/*
> - * Tracepoint for waking up a task:
> - *
> - * (NOTE: the 'rq' argument is not used by generic trace events,
> - * but used by the latency tracer plugin. )
> - */
> -TRACE_EVENT(sched_wakeup,
> -
> - TP_PROTO(struct rq *rq, struct task_struct *p, int success),
> -
> - TP_ARGS(rq, p, success),
> -
> - TP_STRUCT__entry(
> - __array( char, comm, TASK_COMM_LEN )
> - __field( pid_t, pid )
> - __field( int, prio )
> - __field( int, success )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> - __entry->pid = p->pid;
> - __entry->prio = p->prio;
> - __entry->success = success;
> - ),
> -
> - TP_printk("task %s:%d [%d] success=%d",
> - __entry->comm, __entry->pid, __entry->prio,
> - __entry->success)
> -);
> -
> -/*
> - * Tracepoint for waking up a new task:
> - *
> - * (NOTE: the 'rq' argument is not used by generic trace events,
> - * but used by the latency tracer plugin. )
> - */
> -TRACE_EVENT(sched_wakeup_new,
> -
> - TP_PROTO(struct rq *rq, struct task_struct *p, int success),
> -
> - TP_ARGS(rq, p, success),
> -
> - TP_STRUCT__entry(
> - __array( char, comm, TASK_COMM_LEN )
> - __field( pid_t, pid )
> - __field( int, prio )
> - __field( int, success )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> - __entry->pid = p->pid;
> - __entry->prio = p->prio;
> - __entry->success = success;
> - ),
> -
> - TP_printk("task %s:%d [%d] success=%d",
> - __entry->comm, __entry->pid, __entry->prio,
> - __entry->success)
> -);
> -
> -/*
> - * Tracepoint for task switches, performed by the scheduler:
> - *
> - * (NOTE: the 'rq' argument is not used by generic trace events,
> - * but used by the latency tracer plugin. )
> - */
> -TRACE_EVENT(sched_switch,
> -
> - TP_PROTO(struct rq *rq, struct task_struct *prev,
> - struct task_struct *next),
> -
> - TP_ARGS(rq, prev, next),
> -
> - TP_STRUCT__entry(
> - __array( char, prev_comm, TASK_COMM_LEN )
> - __field( pid_t, prev_pid )
> - __field( int, prev_prio )
> - __array( char, next_comm, TASK_COMM_LEN )
> - __field( pid_t, next_pid )
> - __field( int, next_prio )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
> - __entry->prev_pid = prev->pid;
> - __entry->prev_prio = prev->prio;
> - memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
> - __entry->next_pid = next->pid;
> - __entry->next_prio = next->prio;
> - ),
> -
> - TP_printk("task %s:%d [%d] ==> %s:%d [%d]",
> - __entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
> - __entry->next_comm, __entry->next_pid, __entry->next_prio)
> -);
> -
> -/*
> - * Tracepoint for a task being migrated:
> - */
> -TRACE_EVENT(sched_migrate_task,
> -
> - TP_PROTO(struct task_struct *p, int orig_cpu, int dest_cpu),
> -
> - TP_ARGS(p, orig_cpu, dest_cpu),
> -
> - TP_STRUCT__entry(
> - __array( char, comm, TASK_COMM_LEN )
> - __field( pid_t, pid )
> - __field( int, prio )
> - __field( int, orig_cpu )
> - __field( int, dest_cpu )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> - __entry->pid = p->pid;
> - __entry->prio = p->prio;
> - __entry->orig_cpu = orig_cpu;
> - __entry->dest_cpu = dest_cpu;
> - ),
> -
> - TP_printk("task %s:%d [%d] from: %d to: %d",
> - __entry->comm, __entry->pid, __entry->prio,
> - __entry->orig_cpu, __entry->dest_cpu)
> -);
> -
> -/*
> - * Tracepoint for freeing a task:
> - */
> -TRACE_EVENT(sched_process_free,
> -
> - TP_PROTO(struct task_struct *p),
> -
> - TP_ARGS(p),
> -
> - TP_STRUCT__entry(
> - __array( char, comm, TASK_COMM_LEN )
> - __field( pid_t, pid )
> - __field( int, prio )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> - __entry->pid = p->pid;
> - __entry->prio = p->prio;
> - ),
> -
> - TP_printk("task %s:%d [%d]",
> - __entry->comm, __entry->pid, __entry->prio)
> -);
> -
> -/*
> - * Tracepoint for a task exiting:
> - */
> -TRACE_EVENT(sched_process_exit,
> -
> - TP_PROTO(struct task_struct *p),
> -
> - TP_ARGS(p),
> -
> - TP_STRUCT__entry(
> - __array( char, comm, TASK_COMM_LEN )
> - __field( pid_t, pid )
> - __field( int, prio )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> - __entry->pid = p->pid;
> - __entry->prio = p->prio;
> - ),
> -
> - TP_printk("task %s:%d [%d]",
> - __entry->comm, __entry->pid, __entry->prio)
> -);
> -
> -/*
> - * Tracepoint for a waiting task:
> - */
> -TRACE_EVENT(sched_process_wait,
> -
> - TP_PROTO(struct pid *pid),
> -
> - TP_ARGS(pid),
> -
> - TP_STRUCT__entry(
> - __array( char, comm, TASK_COMM_LEN )
> - __field( pid_t, pid )
> - __field( int, prio )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
> - __entry->pid = pid_nr(pid);
> - __entry->prio = current->prio;
> - ),
> -
> - TP_printk("task %s:%d [%d]",
> - __entry->comm, __entry->pid, __entry->prio)
> -);
> -
> -/*
> - * Tracepoint for do_fork:
> - */
> -TRACE_EVENT(sched_process_fork,
> -
> - TP_PROTO(struct task_struct *parent, struct task_struct *child),
> -
> - TP_ARGS(parent, child),
> -
> - TP_STRUCT__entry(
> - __array( char, parent_comm, TASK_COMM_LEN )
> - __field( pid_t, parent_pid )
> - __array( char, child_comm, TASK_COMM_LEN )
> - __field( pid_t, child_pid )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN);
> - __entry->parent_pid = parent->pid;
> - memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN);
> - __entry->child_pid = child->pid;
> - ),
> -
> - TP_printk("parent %s:%d child %s:%d",
> - __entry->parent_comm, __entry->parent_pid,
> - __entry->child_comm, __entry->child_pid)
> -);
> -
> -/*
> - * Tracepoint for sending a signal:
> - */
> -TRACE_EVENT(sched_signal_send,
> -
> - TP_PROTO(int sig, struct task_struct *p),
> -
> - TP_ARGS(sig, p),
> -
> - TP_STRUCT__entry(
> - __field( int, sig )
> - __array( char, comm, TASK_COMM_LEN )
> - __field( pid_t, pid )
> - ),
> -
> - TP_fast_assign(
> - memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
> - __entry->pid = p->pid;
> - __entry->sig = sig;
> - ),
> -
> - TP_printk("sig: %d task %s:%d",
> - __entry->sig, __entry->comm, __entry->pid)
> -);
> -
> -#undef TRACE_SYSTEM
> diff --git a/include/trace/skb.h b/include/trace/skb.h
> index d2de717..e6fd281 100644
> --- a/include/trace/skb.h
> +++ b/include/trace/skb.h
> @@ -1,9 +1,37 @@
> -#ifndef _TRACE_SKB_H_
> -#define _TRACE_SKB_H_
> +#if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ)
> +#define _TRACE_SKB_H
>
> #include <linux/skbuff.h>
> #include <linux/tracepoint.h>
>
> -#include <trace/skb_event_types.h>
> +#undef TRACE_SYSTEM
> +#define TRACE_SYSTEM skb
>
> -#endif
> +/*
> + * Tracepoint for free an sk_buff:
> + */
> +TRACE_EVENT(kfree_skb,
> +
> + TP_PROTO(struct sk_buff *skb, void *location),
> +
> + TP_ARGS(skb, location),
> +
> + TP_STRUCT__entry(
> + __field( void *, skbaddr )
> + __field( unsigned short, protocol )
> + __field( void *, location )
> + ),
> +
> + TP_fast_assign(
> + __entry->skbaddr = skb;
> + if (skb) {
> + __entry->protocol = ntohs(skb->protocol);
> + }
> + __entry->location = location;
> + ),
> +
> + TP_printk("skbaddr=%p protocol=%u location=%p",
> + __entry->skbaddr, __entry->protocol, __entry->location)
> +);
> +
> +#endif /* _TRACE_SKB_H */
> diff --git a/include/trace/skb_event_types.h b/include/trace/skb_event_types.h
> deleted file mode 100644
> index 4a1c504..0000000
> --- a/include/trace/skb_event_types.h
> +++ /dev/null
> @@ -1,38 +0,0 @@
> -
> -/* use <trace/skb.h> instead */
> -#ifndef TRACE_EVENT
> -# error Do not include this file directly.
> -# error Unless you know what you are doing.
> -#endif
> -
> -#undef TRACE_SYSTEM
> -#define TRACE_SYSTEM skb
> -
> -/*
> - * Tracepoint for free an sk_buff:
> - */
> -TRACE_EVENT(kfree_skb,
> -
> - TP_PROTO(struct sk_buff *skb, void *location),
> -
> - TP_ARGS(skb, location),
> -
> - TP_STRUCT__entry(
> - __field( void *, skbaddr )
> - __field( unsigned short, protocol )
> - __field( void *, location )
> - ),
> -
> - TP_fast_assign(
> - __entry->skbaddr = skb;
> - if (skb) {
> - __entry->protocol = ntohs(skb->protocol);
> - }
> - __entry->location = location;
> - ),
> -
> - TP_printk("skbaddr=%p protocol=%u location=%p",
> - __entry->skbaddr, __entry->protocol, __entry->location)
> -);
> -
> -#undef TRACE_SYSTEM
> diff --git a/include/trace/trace_event_types.h b/include/trace/trace_event_types.h
> deleted file mode 100644
> index 552a50e..0000000
> --- a/include/trace/trace_event_types.h
> +++ /dev/null
> @@ -1,7 +0,0 @@
> -/* trace/<type>_event_types.h here */
> -
> -#include <trace/sched_event_types.h>
> -#include <trace/irq_event_types.h>
> -#include <trace/lockdep_event_types.h>
> -#include <trace/skb_event_types.h>
> -#include <trace/kmem_event_types.h>
> diff --git a/kernel/trace/events.c b/kernel/trace/events.c
> index 246f2aa..5a35a91 100644
> --- a/kernel/trace/events.c
> +++ b/kernel/trace/events.c
> @@ -8,6 +8,7 @@
>
> #include "trace_output.h"
>
> +#define TRACE_HEADER_MULTI_READ
> #include "trace_events_stage_1.h"
> #include "trace_events_stage_2.h"
> #include "trace_events_stage_3.h"
> diff --git a/kernel/trace/trace_events_stage_1.h b/kernel/trace/trace_events_stage_1.h
> index 38985f9..475f46a 100644
> --- a/kernel/trace/trace_events_stage_1.h
> +++ b/kernel/trace/trace_events_stage_1.h
> @@ -1,7 +1,7 @@
> /*
> * Stage 1 of the trace events.
> *
> - * Override the macros in <trace/trace_event_types.h> to include the following:
> + * Override the macros in <trace/trace_events.h> to include the following:
> *
> * struct ftrace_raw_<call> {
> * struct trace_entry ent;
> @@ -36,4 +36,4 @@
> }; \
> static struct ftrace_event_call event_##name
>
> -#include <trace/trace_event_types.h>
> +#include <trace/trace_events.h>
> diff --git a/kernel/trace/trace_events_stage_2.h b/kernel/trace/trace_events_stage_2.h
> index 59cfd7d..aa4a67a 100644
> --- a/kernel/trace/trace_events_stage_2.h
> +++ b/kernel/trace/trace_events_stage_2.h
> @@ -1,7 +1,7 @@
> /*
> * Stage 2 of the trace events.
> *
> - * Override the macros in <trace/trace_event_types.h> to include the following:
> + * Override the macros in <trace/trace_events.h> to include the following:
> *
> * enum print_line_t
> * ftrace_raw_output_<call>(struct trace_iterator *iter, int flags)
> @@ -64,7 +64,7 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
> return TRACE_TYPE_HANDLED; \
> }
>
> -#include <trace/trace_event_types.h>
> +#include <trace/trace_events.h>
>
> /*
> * Setup the showing format of trace point.
> @@ -128,7 +128,7 @@ ftrace_format_##call(struct trace_seq *s) \
> return ret; \
> }
>
> -#include <trace/trace_event_types.h>
> +#include <trace/trace_events.h>
>
> #undef __field
> #define __field(type, item) \
> @@ -167,4 +167,4 @@ ftrace_define_fields_##call(void) \
> return ret; \
> }
>
> -#include <trace/trace_event_types.h>
> +#include <trace/trace_events.h>
> diff --git a/kernel/trace/trace_events_stage_3.h b/kernel/trace/trace_events_stage_3.h
> index 5bb1b7f..45c04e1 100644
> --- a/kernel/trace/trace_events_stage_3.h
> +++ b/kernel/trace/trace_events_stage_3.h
> @@ -1,7 +1,7 @@
> /*
> * Stage 3 of the trace events.
> *
> - * Override the macros in <trace/trace_event_types.h> to include the following:
> + * Override the macros in <trace/trace_events.h> to include the following:
> *
> * static void ftrace_event_<call>(proto)
> * {
> @@ -272,7 +272,7 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
> _TRACE_PROFILE_INIT(call) \
> }
>
> -#include <trace/trace_event_types.h>
> +#include <trace/trace_events.h>
>
> #undef _TRACE_PROFILE
> #undef _TRACE_PROFILE_INIT
> --
> 1.6.2.1
>
> --
--
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