From owner-freebsd-smp Thu Aug 1 12:21:49 2002 Delivered-To: freebsd-smp@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7020D37B400; Thu, 1 Aug 2002 12:21:48 -0700 (PDT) Received: from cs.rice.edu (cs.rice.edu [128.42.1.30]) by mx1.FreeBSD.org (Postfix) with ESMTP id 150D643E81; Thu, 1 Aug 2002 12:21:48 -0700 (PDT) (envelope-from alc@cs.rice.edu) Received: from localhost (localhost [127.0.0.1]) by cs.rice.edu (Postfix) with ESMTP id B39914A9ED; Thu, 1 Aug 2002 14:21:47 -0500 (CDT) Received: by cs.rice.edu (Postfix, from userid 19572) id 42C304A9C6; Thu, 1 Aug 2002 14:21:47 -0500 (CDT) Date: Thu, 1 Aug 2002 14:21:47 -0500 From: Alan Cox To: Andrew Gallatin Cc: Peter Wemm , John Baldwin , freebsd-smp@FreeBSD.org Subject: Re: INTR_MPSAFE network drivers Message-ID: <20020801192147.GF9934@cs.rice.edu> References: <20020730000345.E0D9F2A7D6@canning.wemm.org> <15686.48913.150407.307190@grasshopper.cs.duke.edu> <20020730171226.GA26599@cs.rice.edu> <15688.22002.772933.316104@grasshopper.cs.duke.edu> <20020801021235.GD9934@cs.rice.edu> <15689.8042.488037.968605@grasshopper.cs.duke.edu> <20020801174855.GE9934@cs.rice.edu> <15689.31447.889898.252092@grasshopper.cs.duke.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <15689.31447.889898.252092@grasshopper.cs.duke.edu> User-Agent: Mutt/1.3.28i X-Virus-Scanned: by AMaViS snapshot-20020300 Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Tor Egge and I have discussed refining the notion of a system map to include a subclass of maps that are synchronized by a spin lock. This is not, however, a complete solution. We also have to lock the vm object in which the page is inserted. Alan To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message