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Date: Fri, 12 Dec 2008 11:14:48 +0100
From: Ingo Molnar <mingo@...e.hu>
To: Frederic Weisbecker <fweisbec@...il.com>
Cc: Steven Rostedt <rostedt@...dmis.org>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/3] tracing/function-graph-tracer: signal interrupt
triggering on output
* Frederic Weisbecker <fweisbec@...il.com> wrote:
> Frederic Weisbecker wrote:
> > This patchset adds all the features to draw hardirq triggering on output
> > for the function graph tracer.
> > An example is given on the third patch.
> >
> > Just one question, on recordmcount.pl:
> >
> > my %text_sections = (
> > ".text" => 1,
> > ".sched.text" => 1,
> > ".spinlock.text" => 1,
> >
> > The .sched.text section is included inside .text, it's a subsection, I'm not sure
> > it's necessary to add it in text_sections. In doubt I added the new .irqentry.text
> >
> > The stat of the patchset:
> >
> > arch/x86/kernel/apic.c | 3 +-
> > arch/x86/kernel/irq_64.c | 3 +-
> > arch/x86/kernel/vmlinux_64.lds.S | 1 +
> > include/asm-generic/vmlinux.lds.h | 10 +++++
> > include/linux/ftrace.h | 11 ++++++
> > kernel/trace/trace_functions_graph.c | 66 +++++++++++++++++++++++++++++++--
> > scripts/recordmcount.pl | 1 +
> > 7 files changed, 89 insertions(+), 6 deletions(-)
applied to tip/tracing/function-graph-tracer, thanks Frederic!
The output looks really nice.
Ingo
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