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From: Florian Weimer <fw@deneb.enyo.de>
To: Linus Torvalds <torvalds@osdl.org>
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Subject: Re: Prezeroing V2 [3/4]: Add support for ZEROED and NOT_ZEROED free maps
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Date: Mon, 27 Dec 2004 00:24:56 +0100
In-Reply-To: <Pine.LNX.4.58.0412261511030.2353@ppc970.osdl.org> (Linus
	Torvalds's message of "Sun, 26 Dec 2004 15:12:45 -0800 (PST)")
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* Linus Torvalds:

> Anyway, at this point I think the most interesting question is whether it 
> actually improves any macro-benchmark behaviour, rather than just a page 
> fault latency tester microbenchmark..

By the way, some crazy idea that occurred to me: What about
incrementally scrubbing a page which has been assigned previously to
this CPU, while spinning inside spinlocks (or busy-waiting somewhere
else)?