From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757495Ab1KOW32 (ORCPT ); Tue, 15 Nov 2011 17:29:28 -0500 Received: from gate.crashing.org ([63.228.1.57]:60028 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754749Ab1KOW31 (ORCPT ); Tue, 15 Nov 2011 17:29:27 -0500 Message-ID: <1321396146.3170.11.camel@pasglop> Subject: Re: [RFC PATCH 0/2] powerpc: CPU cache op cleanup From: Benjamin Herrenschmidt To: Kyle Moffett Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, galak@kernel.crashing.org, scottwood@freescale.com, B04825@freescale.com, paul.gortmaker@windriver.com Date: Wed, 16 Nov 2011 09:29:06 +1100 In-Reply-To: <1321324332-22964-1-git-send-email-Kyle.D.Moffett@boeing.com> References: <1320986410.21206.48.camel@pasglop> <1321324332-22964-1-git-send-email-Kyle.D.Moffett@boeing.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.1- Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2011-11-14 at 21:32 -0500, Kyle Moffett wrote: > Unfortunately, I've been staring at PPC asm for long enough that I > have a migraine headache and I'm going to have to stop here for now. > If somebody else wants to tackle fixing up the 32-bit copy_page() and > __copy_tofrom_user() routines it would be highly appreciated. Yeah that's the one everybody's avoiding :-) What about my idea of instead compiling it multiple times with a different size and fixing up the branch to call the right one ? Cheers, Ben.