From owner-freebsd-current Mon Jul 12 3:34:35 1999 Delivered-To: freebsd-current@freebsd.org Received: from lor.watermarkgroup.com (lor.watermarkgroup.com [207.202.73.33]) by hub.freebsd.org (Postfix) with ESMTP id 7438D14D4E for ; Mon, 12 Jul 1999 03:34:31 -0700 (PDT) (envelope-from luoqi@watermarkgroup.com) Received: (from luoqi@localhost) by lor.watermarkgroup.com (8.8.8/8.8.8) id GAA14268; Mon, 12 Jul 1999 06:32:58 -0400 (EDT) (envelope-from luoqi) Date: Mon, 12 Jul 1999 06:32:58 -0400 (EDT) From: Luoqi Chen Message-Id: <199907121032.GAA14268@lor.watermarkgroup.com> To: dfr@nlsystems.com, jeremyp@gsmx07.alcatel.com.au Subject: Re: "objtrm" problem probably found (was Re: Stuck in "objtrm") Cc: freebsd-current@FreeBSD.ORG, mike@ducky.net Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > We don't need the lock prefix for the current SMP implementation. A lock > prefix would be needed in a multithreaded implementation but should not be > added unless the kernel is an SMP kernel otherwise UP performance would > suffer. > > -- > Doug Rabson Mail: dfr@nlsystems.com > Nonlinear Systems Ltd. Phone: +44 181 442 9037 > Lock prefix should be added to kernel modules if we want a single set for both SMP and UP. -lq To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message