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From: John Levon <levon@movementarian.org>
To: linux-kernel@vger.kernel.org
Subject: Re: [PATCH][RFC] oprofile for 2.5.39
Date: Sun, 29 Sep 2002 04:27:56 +0100	[thread overview]
Message-ID: <20020929032756.GA68826@compsoc.man.ac.uk> (raw)
In-Reply-To: <20020929050807.A17869@wotan.suse.de>

On Sun, Sep 29, 2002 at 05:08:07AM +0200, Andi Kleen wrote:

> I think you can easily do that by keeping state per cpu in the 
> NMI handler.

You're quite right, it's simpler as well.

I had a distinct memory of not doing this because it wouldn't work
originally, but I forget what the reasoning was.

> smp_processor_id - per cpu data doesn't work from modules]

yes, which was why I don't use it already.

[Are there any advantages to per_cpu stuff over hand-coding, other
than readability ??]

thanks
john
-- 
"When your name is Winner, that's it. You don't need a nickname."
	- Loser Lane

  parent reply	other threads:[~2002-09-29  3:22 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20020929014440.GA66796@compsoc.man.ac.uk.suse.lists.linux.kernel>
2002-09-29  2:29 ` [PATCH][RFC] oprofile for 2.5.39 Andi Kleen
2002-09-29  2:52   ` John Levon
2002-09-29  3:08     ` Andi Kleen
2002-09-29  3:14       ` Andi Kleen
2002-09-29  3:27       ` John Levon [this message]
2002-09-29  4:11         ` Anton Blanchard
2002-09-29  3:47       ` Andrew Morton
2002-09-29  3:53         ` John Levon
2002-09-29  1:44 John Levon

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