linux-kernel - Re: [PATCH][RFC] x86: oprofile 32bit stack traces on 64bit kernel

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Message-ID: <20080207085721.4a4e36ee@laptopd505.fenrus.org>
Date:	Thu, 7 Feb 2008 08:57:21 -0800
From:	Arjan van de Ven <arjan@...radead.org>
To:	Jason Wessel <jason.wessel@...driver.com>
Cc:	lkml <linux-kernel@...r.kernel.org>, phil.el@...adoo.fr,
	oprofile-list@...ts.sourceforge.net
Subject: Re: [PATCH][RFC] x86: oprofile 32bit stack traces on 64bit kernel

On Tue, 05 Feb 2008 10:20:52 -0600
Jason Wessel <jason.wessel@...driver.com> wrote:

> 
> There are multiple ways to write the same code, hence the reason this
> is listed as an RFC patch.  I wanted to provide a working fix to
> account for the case of executing 32 bit and 64 bit user space code on
> a 64 bit kernel.
> 
> -----CLIP HERE-------
> 
> Allow oprofile's backtrace to work on a 32bit user space thread when
> running on a 64bit kernel.
> 
> Signed-off-by: Jason Wessel <jason.wessel@...driver.com>



looks sane; it'll be better than what is there now at least
and it's safe enough

Acked-by: Arjan van de Ven <arjan@...ux.intel.com>
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