From owner-freebsd-current Tue Aug 25 01:02:34 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id BAA17987 for freebsd-current-outgoing; Tue, 25 Aug 1998 01:02:34 -0700 (PDT) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from nlsystems.com (nlsys.demon.co.uk [158.152.125.33]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id BAA17982 for ; Tue, 25 Aug 1998 01:02:32 -0700 (PDT) (envelope-from dfr@nlsystems.com) Received: from herring.nlsystems.com (herring.nlsystems.com [10.0.0.2]) by nlsystems.com (8.9.1/8.8.5) with SMTP id JAA23178; Tue, 25 Aug 1998 09:01:43 +0100 (BST) Date: Tue, 25 Aug 1998 09:01:43 +0100 (BST) From: Doug Rabson To: "John S. Dyson" cc: current@FreeBSD.ORG Subject: Re: Serious bug in vm_page.h in current In-Reply-To: <199808250722.CAA04575@dyson.iquest.net> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, 25 Aug 1998, John S. Dyson wrote: > > PAGE_BUSY is used to set the busy flag, and not the busy > bitmask. Attachment contains patch. Hang on. I just checked the patch and it doesn't increment m->busy. The original call before I put in the atomic arithmetic macros was 'm->busy++'. After your patch it would change to 'm->flags |= PG_BUSY' which is very different. -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 951 1891 Fax: +44 181 381 1039 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message