From patchwork Tue Mar 16 15:10:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yu-cheng Yu X-Patchwork-Id: 12142399 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 5BBE4C433E6 for ; Tue, 16 Mar 2021 15:11:57 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 02698650D5 for ; Tue, 16 Mar 2021 15:11:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 02698650D5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 912776B0078; Tue, 16 Mar 2021 11:11:50 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 8C3266B007D; Tue, 16 Mar 2021 11:11:50 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4F25A6B0078; Tue, 16 Mar 2021 11:11:50 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0045.hostedemail.com [216.40.44.45]) by kanga.kvack.org (Postfix) with ESMTP id 2036B6B0075 for ; Tue, 16 Mar 2021 11:11:50 -0400 (EDT) Received: from smtpin22.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id C8AB4181AEF32 for ; Tue, 16 Mar 2021 15:11:49 +0000 (UTC) X-FDA: 77926077138.22.2E142A1 Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by imf06.hostedemail.com (Postfix) with ESMTP id 14274C001C42 for ; Tue, 16 Mar 2021 15:11:45 +0000 (UTC) IronPort-SDR: /yTnh5oSV2dX2IaPpDTtI/YMsRkUAqaJa6SR0UAcr2T3UXOZcNXu5/ltCkOnxXDFMlQCUk7WKA vwyidNSoObmw== X-IronPort-AV: E=McAfee;i="6000,8403,9924"; a="169190275" X-IronPort-AV: E=Sophos;i="5.81,251,1610438400"; d="scan'208";a="169190275" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Mar 2021 08:11:28 -0700 IronPort-SDR: MwyDM66nhiADvlsW+Ls+ju7a2q5SG3e6qdIThjmInYVjGy54uhvOz2Ep3FaDdD/Et3+CUjs6yj YKcaTq/d0kHA== X-IronPort-AV: E=Sophos;i="5.81,251,1610438400"; d="scan'208";a="405570264" Received: from yyu32-desk.sc.intel.com ([143.183.136.146]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Mar 2021 08:11:28 -0700 From: Yu-cheng Yu To: x86@kernel.org, "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-api@vger.kernel.org, Arnd Bergmann , Andy Lutomirski , Balbir Singh , Borislav Petkov , Cyrill Gorcunov , Dave Hansen , Eugene Syromiatnikov , Florian Weimer , "H.J. Lu" , Jann Horn , Jonathan Corbet , Kees Cook , Mike Kravetz , Nadav Amit , Oleg Nesterov , Pavel Machek , Peter Zijlstra , Randy Dunlap , "Ravi V. Shankar" , Vedvyas Shanbhogue , Dave Martin , Weijiang Yang , Pengfei Xu , Haitao Huang Cc: Yu-cheng Yu Subject: [PATCH v23 08/28] x86/mm: Move pmd_write(), pud_write() up in the file Date: Tue, 16 Mar 2021 08:10:34 -0700 Message-Id: <20210316151054.5405-9-yu-cheng.yu@intel.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20210316151054.5405-1-yu-cheng.yu@intel.com> References: <20210316151054.5405-1-yu-cheng.yu@intel.com> MIME-Version: 1.0 X-Stat-Signature: krne8tmb9ef8mgns36a53kdjw4hryrbq X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 14274C001C42 Received-SPF: none (intel.com>: No applicable sender policy available) receiver=imf06; identity=mailfrom; envelope-from=""; helo=mga17.intel.com; client-ip=192.55.52.151 X-HE-DKIM-Result: none/none X-HE-Tag: 1615907505-107096 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: To prepare the introduction of _PAGE_COW, move pmd_write() and pud_write() up in the file, so that they can be used by other helpers below. Signed-off-by: Yu-cheng Yu Reviewed-by: Kirill A. Shutemov --- arch/x86/include/asm/pgtable.h | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index a02c67291cfc..c1650d0af1b5 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -185,6 +185,18 @@ static inline int pte_write(pte_t pte) return pte_flags(pte) & _PAGE_RW; } +#define pmd_write pmd_write +static inline int pmd_write(pmd_t pmd) +{ + return pmd_flags(pmd) & _PAGE_RW; +} + +#define pud_write pud_write +static inline int pud_write(pud_t pud) +{ + return pud_flags(pud) & _PAGE_RW; +} + static inline int pte_huge(pte_t pte) { return pte_flags(pte) & _PAGE_PSE; @@ -1128,12 +1140,6 @@ extern int pmdp_clear_flush_young(struct vm_area_struct *vma, unsigned long address, pmd_t *pmdp); -#define pmd_write pmd_write -static inline int pmd_write(pmd_t pmd) -{ - return pmd_flags(pmd) & _PAGE_RW; -} - #define __HAVE_ARCH_PMDP_HUGE_GET_AND_CLEAR static inline pmd_t pmdp_huge_get_and_clear(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp) @@ -1155,12 +1161,6 @@ static inline void pmdp_set_wrprotect(struct mm_struct *mm, clear_bit(_PAGE_BIT_RW, (unsigned long *)pmdp); } -#define pud_write pud_write -static inline int pud_write(pud_t pud) -{ - return pud_flags(pud) & _PAGE_RW; -} - #ifndef pmdp_establish #define pmdp_establish pmdp_establish static inline pmd_t pmdp_establish(struct vm_area_struct *vma,