linux-kernel - Re: [RESEND][PATCH 1/2 v2] perf_event: cleanup for event profile buffer operation

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Message-ID: <20100128103340.GA5074@nowhere>
Date:	Thu, 28 Jan 2010 11:33:44 +0100
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Xiao Guangrong <xiaoguangrong@...fujitsu.com>
Cc:	Ingo Molnar <mingo@...e.hu>, Steven Rostedt <rostedt@...dmis.org>,
	Paul Mackerras <paulus@...ba.org>,
	Masami Hiramatsu <mhiramat@...hat.com>,
	Jason Baron <jbaron@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RESEND][PATCH 1/2 v2] perf_event: cleanup for event profile
	buffer operation

On Thu, Jan 28, 2010 at 09:32:29AM +0800, Xiao Guangrong wrote:
> Introduce ftrace_perf_buf_prepare() and ftrace_perf_buf_submit() to
> operate event profile buffer, clean up redundant code
> 
> Changlog v1->v2:
> - Rename function name address Masami and Frederic's suggestion
> - Add __kprobes for ftrace_perf_buf_prepare() and make
>   ftrace_perf_buf_submit() inline address Masami's suggestion
> - Export ftrace_perf_buf_prepare since module will use it
> 
> Acked-by: Frederic Weisbecker <fweisbec@...il.com>
> Acked-by: Masami Hiramatsu <mhiramat@...hat.com>
> Signed-off-by: Xiao Guangrong <xiaoguangrong@...fujitsu.com>
> ---
>  include/linux/ftrace_event.h       |   18 ++++++-
>  include/trace/ftrace.h             |   48 +++-----------------
>  kernel/trace/trace_event_profile.c |   52 +++++++++++++++++++--
>  kernel/trace/trace_kprobe.c        |   86 ++++-------------------------------
>  kernel/trace/trace_syscalls.c      |   71 ++++-------------------------
>  5 files changed, 88 insertions(+), 187 deletions(-)


I'm queuing these two patches, thanks Xiao!

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