linux-kernel - Re: [PATCH 3/5] SLUB: Replace __builtin_return_address(0) with _RET_IP

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Date:	Tue, 19 Aug 2008 22:09:43 +0300
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	Eduard - Gabriel Munteanu <eduard.munteanu@...ux360.ro>
CC:	Christoph Lameter <cl@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	rdunlap@...otime.net, mpm@...enic.com, tglx@...utronix.de,
	rostedt@...dmis.org, mathieu.desnoyers@...ymtl.ca,
	tzanussi@...il.com
Subject: Re: [PATCH 3/5] SLUB: Replace __builtin_return_address(0) with	_RET_IP_.

Eduard - Gabriel Munteanu wrote:
> On Tue, Aug 19, 2008 at 01:56:41PM -0500, Christoph Lameter wrote:
> 
>> Well maybe this patch will do it then:
>>
>> Subject: slub: Use _RET_IP and use "unsigned long" for kernel text addresses
>>
>> Use _RET_IP_ instead of buildint_return_address() and make slub use unsigned long
>> instead of void * for addresses.
>>
>> Signed-off-by: Christoph Lameter <cl@...ux-foundation.org>
>>
>> ---
>>  mm/slub.c |   46 +++++++++++++++++++++++-----------------------
>>  1 file changed, 23 insertions(+), 23 deletions(-)
> 
> It seems Pekka just submitted something like this. Though I think using 0L
> should be replaced with 0UL to be fully correct.

Fixed, thanks!

> Pekka, should I test one of these variants and resubmit, or will you
> merge it by yourself?

I'm merging my patch to the kmemtrace branch now.


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