From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932611AbWCPABe (ORCPT ); Wed, 15 Mar 2006 19:01:34 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932613AbWCPABe (ORCPT ); Wed, 15 Mar 2006 19:01:34 -0500 Received: from mustang.oldcity.dca.net ([216.158.38.3]:48353 "HELO mustang.oldcity.dca.net") by vger.kernel.org with SMTP id S932611AbWCPABd (ORCPT ); Wed, 15 Mar 2006 19:01:33 -0500 Subject: Re: libata/sata_nv latency on NVIDIA CK804 [was Re: AMD64 X2 lost ticks on PM timer] From: Lee Revell To: Jeff Garzik Cc: Ingo Molnar , "Bill Rugolsky Jr." , Andi Kleen , Jason Baron , linux-kernel@vger.kernel.org, john stultz In-Reply-To: <44189A3D.5090202@garzik.org> References: <200602280022.40769.darkray@ic3man.com> <4408BEB5.7000407@garzik.org> <20060303234330.GA14401@ti64.telemetry-investments.com> <200603040107.27639.ak@suse.de> <20060315213638.GA17817@ti64.telemetry-investments.com> <20060315215020.GA18241@elte.hu> <20060315221119.GA21775@elte.hu> <44189654.2080607@garzik.org> <20060315224408.GC24074@elte.hu> <44189A3D.5090202@garzik.org> Content-Type: text/plain Date: Wed, 15 Mar 2006 19:01:30 -0500 Message-Id: <1142467290.1671.107.camel@mindpipe> Mime-Version: 1.0 X-Mailer: Evolution 2.6.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2006-03-15 at 17:50 -0500, Jeff Garzik wrote: > Alas, it is far from that simple :( > > The code I linked to isn't in a working state. NV contributed it > largely as "it worked at one time" documentation of a > previously-undocumented register interface. > > Someone needs to debug it. Would you expect every device supported by sata_nv to have this bug? Lee