linux-kernel - Re: [PATCH V5 3/9] perf tools: workaround objdump difficulties with kcore

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Message-ID: <20131009121624.GA5459@krava.redhat.com>
Date:	Wed, 9 Oct 2013 14:16:24 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Adrian Hunter <adrian.hunter@...el.com>
Cc:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	linux-kernel@...r.kernel.org, David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Mike Galbraith <efault@....de>,
	Namhyung Kim <namhyung@...il.com>,
	Paul Mackerras <paulus@...ba.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH V5 3/9] perf tools: workaround objdump difficulties with
 kcore

On Wed, Oct 09, 2013 at 01:38:04PM +0300, Adrian Hunter wrote:
> On 09/10/13 13:12, Jiri Olsa wrote:
> > On Wed, Oct 09, 2013 at 10:33:25AM +0300, Adrian Hunter wrote:
> >> On 08/10/13 17:02, Jiri Olsa wrote:
> >>> On Tue, Oct 08, 2013 at 11:45:50AM +0300, Adrian Hunter wrote:

SNIP

> > 
> > so.. the name of the section, name of the <function> plus the first
> > instruction decode seem wrong.. I can see that in every symbol I
> > annotate in the report and in annotate command as well.
> 
> If you use the --asm-raw option you can see the bytes:
> 
> 	66 66 66 90 
> 
> That looks like a "nop" e.g. K8_NOP4 in arch/x86/include/asm/nops.h
> 

hum, wierd for all those functions to start with nop

ok, how about the '<load0>' function name?

thanks,
jirka
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