Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262073AbVEREDM (ORCPT ); Wed, 18 May 2005 00:03:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262074AbVEREDM (ORCPT ); Wed, 18 May 2005 00:03:12 -0400 Received: from rproxy.gmail.com ([64.233.170.202]:27379 "EHLO rproxy.gmail.com") by vger.kernel.org with ESMTP id S262073AbVEREDJ convert rfc822-to-8bit (ORCPT ); Wed, 18 May 2005 00:03:09 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:reply-to:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=hLweQleG0oJRfDCrziEntUJtrP4xhbGCPUbNWr1kTE6UY3sjb74456T5IBHK0Nn1XtsxToVxNbKU+Tcbv1YmiiEtmRWIF/PHn/3FYrLFxNEXTtLvgHwGMXh8Nvcdq8dZU13m0TlN/rNQ8sxpTEhpl4hA5Npu2UZzMRUPOIrLluQ= Message-ID: <311601c905051721031221db0d@mail.gmail.com> Date: Tue, 17 May 2005 22:03:09 -0600 From: "Eric D. Mudama" Reply-To: "Eric D. Mudama" To: Mark Lord Subject: Re: Disk write cache (Was: Hyper-Threading Vulnerability) Cc: Gene Heskett , linux-kernel@vger.kernel.org In-Reply-To: <42880620.8000300@rtr.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Content-Disposition: inline References: <1115963481.1723.3.camel@alderaan.trey.hu> <200505151121.36243.gene.heskett@verizon.net> <20050515152956.GA25143@havoc.gtf.org> <200505152156.18194.gene.heskett@verizon.net> <42880620.8000300@rtr.ca> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 565 Lines: 12 On 5/15/05, Mark Lord wrote: > There's your clue. The drive LEDs normally reflect activity > over the ATA bus (the cable!). If they're not on, then the drive > isn't receiving data/commands from the host. Mark is correct, activity indicators are associated with bus activity, not internal drive activity. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/