linux-kernel - Re: [PATCH 0/4] tracing: function graph output for preempt/irqs-off tracers

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Message-ID: <20100308070732.GA2057@jolsa.lab.eng.brq.redhat.com>
Date:	Mon, 8 Mar 2010 08:07:32 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	mingo@...e.hu, rostedt@...dmis.org, fweisbec@...il.com
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/4] tracing: function graph output for preempt/irqs-off
 tracers

hi,
any feedback?

thanks,
jirka

On Mon, Feb 22, 2010 at 01:56:58PM +0100, Jiri Olsa wrote:
> hi,
> 
> I'm sending reworked version of the graph output support for
> preemptirqsoff/preemptoff/irqsoff tracers.
> 
> I made the graph output as an output event, so it could be shared
> within tracers - patch 1/4.
> 
> I also added raw trace output for graph tracer. I have this one around
> for long time and it was quite handy for investigating graph tracer issues.
> (patch 4/4)
> 
> 
> attached patches:
> - 1/4 adding ftrace events for graph tracer
> - 2/4 graph output support for irqsoff tracer
> - 3/4 graph output support for preemptirqsoff/preemptoff tracers
> - 4/4 raw output for graph tracer
> 
> wbr,
> jirka
> ---
>  kernel/trace/trace.c                 |    2 +-
>  kernel/trace/trace.h                 |   11 ++-
>  kernel/trace/trace_functions_graph.c |  117 +++++++++++++++++++----
>  kernel/trace/trace_irqsoff.c         |  174 ++++++++++++++++++++++++++++++++--
>  4 files changed, 277 insertions(+), 27 deletions(-)
> --
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