From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7A0D4C6778A for ; Mon, 9 Jul 2018 14:16:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3F7BD20878 for ; Mon, 9 Jul 2018 14:16:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3F7BD20878 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933015AbeGIOQb (ORCPT ); Mon, 9 Jul 2018 10:16:31 -0400 Received: from mx2.suse.de ([195.135.220.15]:33830 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932574AbeGIOQ3 (ORCPT ); Mon, 9 Jul 2018 10:16:29 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id DFA94ADF3; Mon, 9 Jul 2018 14:16:26 +0000 (UTC) Date: Mon, 9 Jul 2018 16:16:21 +0200 From: Michal Hocko To: Alexandre Ghiti Cc: linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, Naoya Horiguchi , Mike Kravetz Subject: Re: [PATCH v4 00/11] hugetlb: Factorize hugetlb architecture primitives Message-ID: <20180709141621.GD22297@dhcp22.suse.cz> References: <20180705110716.3919-1-alex@ghiti.fr> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180705110716.3919-1-alex@ghiti.fr> User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [CC hugetlb guys - http://lkml.kernel.org/r/20180705110716.3919-1-alex@ghiti.fr] On Thu 05-07-18 11:07:05, Alexandre Ghiti wrote: > In order to reduce copy/paste of functions across architectures and then > make riscv hugetlb port (and future ports) simpler and smaller, this > patchset intends to factorize the numerous hugetlb primitives that are > defined across all the architectures. > > Except for prepare_hugepage_range, this patchset moves the versions that > are just pass-through to standard pte primitives into > asm-generic/hugetlb.h by using the same #ifdef semantic that can be > found in asm-generic/pgtable.h, i.e. __HAVE_ARCH_***. > > s390 architecture has not been tackled in this serie since it does not > use asm-generic/hugetlb.h at all. > powerpc could be factorized a bit more (cf huge_ptep_set_wrprotect). > > This patchset has been compiled on x86 only. > > Changelog: > > v4: > Fix powerpc build error due to misplacing of #include > outside of #ifdef CONFIG_HUGETLB_PAGE, as > pointed by Christophe Leroy. > > v1, v2, v3: > Same version, just problems with email provider and misuse of > --batch-size option of git send-email > > Alexandre Ghiti (11): > hugetlb: Harmonize hugetlb.h arch specific defines with pgtable.h > hugetlb: Introduce generic version of hugetlb_free_pgd_range > hugetlb: Introduce generic version of set_huge_pte_at > hugetlb: Introduce generic version of huge_ptep_get_and_clear > hugetlb: Introduce generic version of huge_ptep_clear_flush > hugetlb: Introduce generic version of huge_pte_none > hugetlb: Introduce generic version of huge_pte_wrprotect > hugetlb: Introduce generic version of prepare_hugepage_range > hugetlb: Introduce generic version of huge_ptep_set_wrprotect > hugetlb: Introduce generic version of huge_ptep_set_access_flags > hugetlb: Introduce generic version of huge_ptep_get > > arch/arm/include/asm/hugetlb-3level.h | 32 +--------- > arch/arm/include/asm/hugetlb.h | 33 +---------- > arch/arm64/include/asm/hugetlb.h | 39 +++--------- > arch/ia64/include/asm/hugetlb.h | 47 ++------------- > arch/mips/include/asm/hugetlb.h | 40 +++---------- > arch/parisc/include/asm/hugetlb.h | 33 +++-------- > arch/powerpc/include/asm/book3s/32/pgtable.h | 2 + > arch/powerpc/include/asm/book3s/64/pgtable.h | 1 + > arch/powerpc/include/asm/hugetlb.h | 43 ++------------ > arch/powerpc/include/asm/nohash/32/pgtable.h | 2 + > arch/powerpc/include/asm/nohash/64/pgtable.h | 1 + > arch/sh/include/asm/hugetlb.h | 54 ++--------------- > arch/sparc/include/asm/hugetlb.h | 40 +++---------- > arch/x86/include/asm/hugetlb.h | 72 +---------------------- > include/asm-generic/hugetlb.h | 88 +++++++++++++++++++++++++++- > 15 files changed, 143 insertions(+), 384 deletions(-) > > -- > 2.16.2 -- Michal Hocko SUSE Labs