From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: ACPI ERROR SMBus or IPMI write requires Buff of len 66, found 32...???? linux-3.0.0 Date: Tue, 1 Nov 2011 14:43:12 +0000 Message-ID: <20111101144312.GA25790@srcf.ucam.org> References: <4EAF1021.2090004@tlinx.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from cavan.codon.org.uk ([93.93.128.6]:42425 "EHLO cavan.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754989Ab1KAOnR (ORCPT ); Tue, 1 Nov 2011 10:43:17 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Bjorn Helgaas Cc: Linda Walsh , LKML , linux-acpi@vger.kernel.org On Tue, Nov 01, 2011 at 08:05:49AM -0600, Bjorn Helgaas wrote: > [+cc linux-acpi] > > On Mon, Oct 31, 2011 at 3:16 PM, Linda Walsh wrote: > > > > > > Was looking through boot log messages, and this one seemed 'new'... > > Can you confirm that this error did not occur on a previous version? > What is the most recent version where it did not occur? ACPI IPMI support was only added recently, so it's not surprising that it didn't show up previously. The spec is quite clear that IPMI message buffers should be 66 bytes, but a lot of firmware seems to disagree. Not sure what the best thing to do here is. -- Matthew Garrett | mjg59@srcf.ucam.org