From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759257AbZDADfZ (ORCPT ); Tue, 31 Mar 2009 23:35:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754917AbZDADfK (ORCPT ); Tue, 31 Mar 2009 23:35:10 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:35697 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1754833AbZDADfJ (ORCPT ); Tue, 31 Mar 2009 23:35:09 -0400 Date: Tue, 31 Mar 2009 20:34:57 -0700 (PDT) Message-Id: <20090331.203457.210552824.davem@davemloft.net> To: divy@chelsio.com Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, swise@opengridcomputing.com Subject: Re: [PATCH 2.6.30] cxgb3: clear shadow BAR registers From: David Miller In-Reply-To: <20090401005854.15175.44595.stgit@speedy5> References: <20090401005854.15175.44595.stgit@speedy5> X-Mailer: Mew version 6.1 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Divy Le Ray Date: Tue, 31 Mar 2009 17:58:54 -0700 > From: Divy Le Ray > > Ensure that internal shadow BAR registers are cleared on 32-bit platforms. > > Signed-off-by: Divy Le Ray Why is this a problem and why is it not possible to rely on these being setup to zero by either the BIOS or the PCI layer? At best this is a PCI quirk and not something that belongs in the driver. I'm not applying this.