linux-kernel - Re: [PATCH 1/7] perf: Unified API to record selective sets of arch registers

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Date:	Mon, 30 Jul 2012 14:23:59 -0300
From:	Arnaldo Carvalho de Melo <acme@...hat.com>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	a.p.zijlstra@...llo.nl, mingo@...e.hu, paulus@...ba.org,
	cjashfor@...ux.vnet.ibm.com, fweisbec@...il.com,
	eranian@...gle.com, gorcunov@...nvz.org, tzanussi@...il.com,
	mhiramat@...hat.com, robert.richter@....com, fche@...hat.com,
	linux-kernel@...r.kernel.org, masami.hiramatsu.pt@...achi.com,
	drepper@...il.com, asharma@...com, benjamin.redelings@...cent.org
Subject: Re: [PATCH 1/7] perf: Unified API to record selective sets of arch
 registers

Em Fri, Jul 27, 2012 at 02:23:42PM +0200, Jiri Olsa escreveu:
> This brings a new API to help the selective dump of registers on
> event sampling, and its implementation for x86 arch.

  CC      arch/x86/kernel/perf_regs.o
/home/git/linux/arch/x86/kernel/perf_regs.c: In function
‘perf_reg_validate’:
/home/git/linux/arch/x86/kernel/perf_regs.c:83: error: ‘EINVAL’
undeclared (first use in this function)
/home/git/linux/arch/x86/kernel/perf_regs.c:83: error: (Each undeclared
identifier is reported only once
/home/git/linux/arch/x86/kernel/perf_regs.c:83: error: for each function
it appears in.)

- Arnaldo
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