From owner-freebsd-arch Thu Jul 11 23: 7:36 2002 Delivered-To: freebsd-arch@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 06A7237B400; Thu, 11 Jul 2002 23:07:35 -0700 (PDT) Received: from rover.village.org (rover.bsdimp.com [204.144.255.66]) by mx1.FreeBSD.org (Postfix) with ESMTP id B61D343E42; Thu, 11 Jul 2002 23:07:33 -0700 (PDT) (envelope-from imp@bsdimp.com) Received: from harmony.village.org (harmony.village.org [10.0.0.6]) by rover.village.org (8.11.3/8.11.3) with ESMTP id g6C67QY91668; Fri, 12 Jul 2002 00:07:26 -0600 (MDT) (envelope-from imp@bsdimp.com) Received: from localhost (warner@rover2.village.org [10.0.0.1]) by harmony.village.org (8.11.6/8.11.6) with ESMTP id g6C67PG28382; Fri, 12 Jul 2002 00:07:25 -0600 (MDT) (envelope-from imp@bsdimp.com) Date: Fri, 12 Jul 2002 00:07:11 -0600 (MDT) Message-Id: <20020712.000711.40763963.imp@bsdimp.com> To: archie@dellroad.org Cc: jhb@FreeBSD.ORG, davidx@viasoft.com.cn, freebsd-arch@FreeBSD.ORG, julian@elischer.org Subject: Re: Timeout and SMP race From: "M. Warner Losh" In-Reply-To: <200207120504.g6C54m736085@arch20m.dellroad.org> References: <200207101815.g6AIFDm28655@arch20m.dellroad.org> <200207120504.g6C54m736085@arch20m.dellroad.org> X-Mailer: Mew version 2.1 on Emacs 21.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-arch@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In message: <200207120504.g6C54m736085@arch20m.dellroad.org> Archie Cobbs writes: : Event-based programming is more efficient than threads when you : don't require a stack to store your state while waiting for the : event. Not sure how many instances there are in the kernel that : could benefit from this however. pccard/cardbus bridges could benefit. Warner To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message