linux-kernel - Re: [PATCH] Don't profile branches in arm's boot decompressor

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Message-Id: <1235770725.8233.4.camel@desktop>
Date:	Fri, 27 Feb 2009 13:38:44 -0800
From:	Daniel Walker <dwalker@...o99.com>
To:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
Cc:	linux-kernel@...r.kernel.org,
	Steven Rostedt <rostedt@...e.goodmis.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: [PATCH] Don't profile branches in arm's boot decompressor

On Fri, 2009-02-27 at 22:28 +0100, Uwe Kleine-König wrote:
> Hi Daniel,
> 
> On Fri, Feb 27, 2009 at 01:19:47PM -0800, Daniel Walker wrote:
> > On Fri, 2009-02-27 at 22:09 +0100, Uwe Kleine-König wrote:
> > > This fixes many compile errors for arch/arm/boot/compressed/misc.c of
> > > the type:
> > > 
> > > 	arch/arm/boot/compressed/misc.c:127: error: section attribute cannot be specified for local variables
> > 
> > Why do you think this error showed up just in that one file? It looks
> > like the branch tracer puts section tags on non-globals all over the
> > kernel..
> With this patch I was able to compile an ARM kernel with profiling
> enabled.  Is that enough justification?

I'm not asking for any sort of justification .. I'm just wondering if
you know why that error is showing up there and not in other places..

Daniel

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