linux-kernel - Re: 2.6.18-rc6-mm1 - x86_64-mm-lockdep-dont-force-framepointer.patch

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Message-Id: <1157964354.14122.8.camel@localhost>
Date:	Mon, 11 Sep 2006 10:45:54 +0200
From:	Martin Schwidefsky <schwidefsky@...ibm.com>
To:	Andi Kleen <ak@...e.de>
Cc:	Heiko Carstens <heiko.carstens@...ibm.com>,
	Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org
Subject: Re: 2.6.18-rc6-mm1 -
	x86_64-mm-lockdep-dont-force-framepointer.patch

On Sat, 2006-09-09 at 15:39 +0200, Andi Kleen wrote:
> > This patch affects all architecture. I'd like to keep the "select
> > FRAME_POINTER" for s390, since we don't support dwarf2.
> 
> Perhaps you should port the unwinder then?  I know you use it 
> in userland.

I have thought about porting the porting the unwinder but it is quite
some effort. Especially the CFI unwind annotations in entry.S are hairy.

> > So this patch should be dropped.
> 
> I changed it now to add a if !X86 so it should be ok now

Thanks.

-- 
blue skies,
  Martin.

Martin Schwidefsky
Linux for zSeries Development & Services
IBM Deutschland Entwicklung GmbH

"Reality continues to ruin my life." - Calvin.


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