linux-kernel - Re: [RFC/PATCH] scripts/tracing: Add trace

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Date:	Fri, 25 Jan 2013 08:24:54 +0900
From:	Minchan Kim <minchan@...nel.org>
To:	Ezequiel Garcia <elezegarcia@...il.com>
Cc:	Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Tim Bird <tim.bird@...sony.com>,
	Pekka Enberg <penberg@...nel.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...hat.com>
Subject: Re: [RFC/PATCH] scripts/tracing: Add trace_analyze.py tool

On Thu, Jan 24, 2013 at 02:16:35PM -0300, Ezequiel Garcia wrote:
> On Thu, Jan 24, 2013 at 2:50 AM, Minchan Kim <minchan@...nel.org> wrote:
> > On Wed, Jan 23, 2013 at 06:37:56PM -0300, Ezequiel Garcia wrote:
> >
> >>
> >> > 2. Does it support alloc_pages family?
> >> >    kmem event trace already supports it. If it supports, maybe we can replace
> >> >    CONFIG_PAGE_OWNER hack.
> >> >
> >>
> >> Mmm.. no, it doesn't support alloc_pages and friends, for we found
> >> no reason to do it.
> >> However, it sounds like a nice idea, on a first thought.
> >>
> >> I'll review CONFIG_PAGE_OWNER patches and see if I can come up with something.
> >
> > Thanks!
> >
> 
> I'm searching CONFIG_PAGE_OWNER patches, but I could only find this one
> for v2.6.13:
> 
> http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.13-rc3/2.6.13-rc3-mm1/broken-out/page-owner-tracking-leak-detector.patch
> 
> Is there a more recent one?

Recently, update version is merged into mmotm. Please, see below.
http://git.cmpxchg.org/?p=linux-mmotm.git;a=blob;f=mm/pageowner.c;h=2238bfe282a934ee78ede1856776c577dfb2e630;hb=1e0902949ce18822bf21b0fd96ed7a7c3ac3dee5

> 
> -- 
>     Ezequiel
> 
> --
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-- 
Kind regards,
Minchan Kim
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