From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757319AbcBIPtd (ORCPT ); Tue, 9 Feb 2016 10:49:33 -0500 Received: from pegase1.c-s.fr ([93.17.236.30]:44905 "EHLO mailhub1.si.c-s.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753107AbcBIPtb (ORCPT ); Tue, 9 Feb 2016 10:49:31 -0500 Subject: Re: [PATCH v7 00/23] powerpc/8xx: Use large pages for RAM and IMMR and other improvments To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Scott Wood , Jonathan Corbet References: Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org From: Christophe Leroy Message-ID: <56BA0A88.3050704@c-s.fr> Date: Tue, 9 Feb 2016 16:49:28 +0100 User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Le 09/02/2016 11:23, Christophe Leroy a écrit : > The main purpose of this patchset is to dramatically reduce the time > spent in DTLB miss handler. This is achieved by: > 1/ Mapping RAM with 8M pages > 2/ Mapping IMMR with a fixed 512K page > > > Change in v7: > * Don't include x_block_mapped() from compilation in > arch/powerpc/mm/fsl_booke_mmu.c when CONFIG_FSL_BOOKE is not set > (reported by kbuild test robot) > > Please don't apply it, for some reason the modification supposed to be in v7 didn't get in. I will submit v8. Sorry for the noise. Christophe