linux-kernel - Re: perf not capturing stack traces

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Date:	Fri, 23 Jan 2015 17:59:59 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Felipe Balbi <balbi@...com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...hat.com>,
	Tony Lindgren <tony@...mide.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux ARM Kernel Mailing List 
	<linux-arm-kernel@...ts.infradead.org>,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>
Subject: Re: perf not capturing stack traces

Em Fri, Jan 23, 2015 at 01:51:28PM -0600, Felipe Balbi escreveu:
> I'm using v3.19-rc5 on an ARM Cortex A9 board. Unfortunately, perf is
> not able to capture any stack traces even though I CONFIG_STACKTRACE,
> CONFIG_FRAME_POINTER and CONFIG_ARM_UNWIND all enabled.
> 
> I wonder if anybody else is facing similar issues.

Did it work with a previous kernel?

- Arnaldo
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