linux-kernel - Re: [PATCH 0/5] perf kmem: Add more functions and show more statistics

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Message-ID: <84144f020911232345j75c93ec6mf1fc426262c14eb0@mail.gmail.com>
Date:	Tue, 24 Nov 2009 09:45:00 +0200
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Arjan van de Ven <arjan@...radead.org>,
	Li Zefan <lizf@...fujitsu.com>,
	Eduard - Gabriel Munteanu <eduard.munteanu@...ux360.ro>,
	Peter Zijlstra <peterz@...radead.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: [PATCH 0/5] perf kmem: Add more functions and show more 
	statistics

Hi Ingo,

On Tue, Nov 24, 2009 at 9:34 AM, Ingo Molnar <mingo@...e.hu> wrote:
> Certainly we can postpone it, as long as there's rough strategic
> consensus on the way forward. I'd hate to have two overlapping core
> kernel facilities and friction between the groups pursuing them and
> constant distraction from having two targets.

Sure, like I said, I think "kmem perf" is the way forward. The only
reason we did kmemtrace userspace out-of-tree was because there was no
perf (or ftrace!) at the time and there wasn't much interest in
putting userspace tools in the tree.

I hope that counts as a "rough strategic consensus" :-)
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