From owner-freebsd-hackers Mon Jul 29 8:58:47 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D6A6D37B40C for ; Mon, 29 Jul 2002 08:58:42 -0700 (PDT) Received: from harmony.village.org (rover.bsdimp.com [204.144.255.66]) by mx1.FreeBSD.org (Postfix) with ESMTP id BF74943E67 for ; Mon, 29 Jul 2002 08:58:34 -0700 (PDT) (envelope-from imp@bsdimp.com) Received: from localhost (warner@rover2.village.org [10.0.0.1]) by harmony.village.org (8.12.3/8.12.3) with ESMTP id g6TFwBYx047309; Mon, 29 Jul 2002 09:58:11 -0600 (MDT) (envelope-from imp@bsdimp.com) Date: Mon, 29 Jul 2002 09:57:46 -0600 (MDT) Message-Id: <20020729.095746.33549563.imp@bsdimp.com> To: crossd@cs.rpi.edu Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: microuptime? From: "M. Warner Losh" In-Reply-To: <200207291438.g6TEcVu07763@jenolen.cs.rpi.edu> References: <200207291438.g6TEcVu07763@jenolen.cs.rpi.edu> X-Mailer: Mew version 2.1 on Emacs 21.2 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In message: <200207291438.g6TEcVu07763@jenolen.cs.rpi.edu> "David E. Cross" writes: : # Power management support (see LINT for more options) : device apm0 at nexus? flags 0x20 # Advanced Power Management You might want to have this disabled. However, when it is in the kernel, we don't use the TSC time base because it is unreliable in a power managed environment. Warner To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message