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Date: Tue, 03 Apr 2007 17:35:11 -0700
From: Jeremy Fitzhardinge <jeremy@goop.org>
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To: "H. Peter Anvin" <hpa@zytor.com>
CC: Ulrich Drepper <drepper@redhat.com>,
       Davide Libenzi <davidel@xmailserver.org>,
       Linux Kernel <linux-kernel@vger.kernel.org>,
       Andrew Morton <akpm@linux-foundation.org>
Subject: Re: getting processor numbers
References: <461286D6.2040407@redhat.com> <Pine.LNX.4.64.0704031152370.23808@alien.or.mcafeemobile.com> <4612ABD7.3000201@redhat.com> <4612F1F0.5070209@zytor.com>
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H. Peter Anvin wrote:
> Sounds like it would need a device which can be waited upon for changes.

A vdso-like shared page could have a futex in it.

    J