From owner-freebsd-alpha Sun Nov 10 19: 3: 2 2002 Delivered-To: freebsd-alpha@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 42C9837B401; Sun, 10 Nov 2002 19:03:01 -0800 (PST) Received: from lysimachus.hosting.swbell.net (lysimachus.hosting.swbell.net [216.100.98.6]) by mx1.FreeBSD.org (Postfix) with ESMTP id E858443E6E; Sun, 10 Nov 2002 19:03:00 -0800 (PST) (envelope-from alc@imimic.com) Received: from imimic.com (adsl-216-63-78-19.dsl.hstntx.swbell.net [216.63.78.19]) by lysimachus.hosting.swbell.net id WAA09433; Sun, 10 Nov 2002 22:02:48 -0500 (EST) [ConcentricHost SMTP Relay 1.14] Message-ID: <3DCF1DD7.B472A23A@imimic.com> Date: Sun, 10 Nov 2002 21:02:47 -0600 From: "Alan L. Cox" Organization: iMimic Networking, Inc. X-Mailer: Mozilla 4.8 [en] (X11; U; Linux 2.4.2 i386) X-Accept-Language: en MIME-Version: 1.0 To: mjacob@feral.com Cc: alpha@FreeBSD.ORG, John Baldwin Subject: Re: on the same note.. References: Content-Type: text/plain; charset=x-user-defined Content-Transfer-Encoding: 7bit Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Matthew Jacob wrote: > > > Matthew Jacob wrote: > > > > > > Err, well, this *is* in vm object allocation... > > > > Ah, I see what you're talking about now. Until the vm object has been > > returned by the allocation routine it is not shared data. The > > generation count is used to detect changes in the list of resident pages > > by sleeping processes, not to detect that the same storage is being > > recycled for a new object. > > > > Well, if this is the case, the allocator shouldn't be just incrementing > it, should it? Shouldn't it always start at zero? Basically, yes. This increment has existed for almost five years. At this point, it only exists by inertia. Alan To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message