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=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 3F380ECE564 for ; Mon, 17 Sep 2018 04:43:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E6F53214C2 for ; Mon, 17 Sep 2018 04:43:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="KJAjwBsu" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E6F53214C2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com 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 S1728286AbeIQKJ2 (ORCPT ); Mon, 17 Sep 2018 06:09:28 -0400 Received: from mail-pg1-f194.google.com ([209.85.215.194]:38121 "EHLO mail-pg1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727124AbeIQKJ1 (ORCPT ); Mon, 17 Sep 2018 06:09:27 -0400 Received: by mail-pg1-f194.google.com with SMTP id t84-v6so7047544pgb.5 for ; Sun, 16 Sep 2018 21:43:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=sViNzsDXuSjeBsXI1jEaKxugCqm0GD5SkhvqW9ARpM8=; b=KJAjwBsuPAyz2jbWEETMMWX/H4xD+9LQGjl6m/Zs+mJ9oQfu47H2QJsK9dJ1wdBbQQ xiK7wA4era9eS4D/3UIRkdNcZAxAcrrHX769CS/wiQ6wV2DEIUf8ps65bKHnD3wZ0UFd jMqoM4VYqQ+h9rI0VbOGzO2WUR3PelS8LyzNOr9nc5RYCQzfaZz47vOApt1IohypHmWb nSXnks3hauc6UPPonxxYuXafM4tnl0wnf6k8ReI5AqBTZcYF8Y16KpvuU3jVutzyDY6W 93uXoDLqYl5q7WgwwGjjxtb6tKyzlA/YDEs3nQn4xMjgO52V5O7xGGSztloGhwUiULkR cQBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=sViNzsDXuSjeBsXI1jEaKxugCqm0GD5SkhvqW9ARpM8=; b=jzvvftVkwbVv8aeuL5fHr+YKH50PWXFS1mIf1XzJTYenAiwGEF4QxiHxgh72o4rpkL /dvbK+1Qin73xuWblxFPW+mqpChIDPYftfWu9WMutYN2Q2QaBAxsstic8U1n2EpR0RPa ugathvd9cvf4+oEM81OaPI1OYdi9gHu57yXzx1+i+Vm2P5AERKrYRhMBPVFed9kjxCw8 sfpPBJ/1FK+dKWWX6dVnWdObMiZiN3VdFdcUWFppPX4nchGGPnBC2AfDQz9Wp/xI9Ym8 2e7+Gj4eHw4ZKVqOSdmw22LxxyO2p7dHPrkCnPkCBVtQ3EL4abCn7/UFxLFzAHRoWH0J 6Jqg== X-Gm-Message-State: APzg51DxqomewcpXUyu+FiBxh05oLAzCpNo9NtOg1YwIncj7cr9GDkrM inetMR8kwPPmds6NiWs0wm8= X-Google-Smtp-Source: ANB0VdZm0BxwY5UvOSLFMAdwoQKrCTGG00lqzFS6ooU8Twv7x0270cCUslq7JSJ5DXMjh8dO41iPSQ== X-Received: by 2002:a62:7885:: with SMTP id t127-v6mr24041934pfc.6.1537159430606; Sun, 16 Sep 2018 21:43:50 -0700 (PDT) Received: from toy.corp.qihoo.net ([104.192.108.9]) by smtp.gmail.com with ESMTPSA id l3-v6sm16876399pff.8.2018.09.16.21.43.46 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 16 Sep 2018 21:43:50 -0700 (PDT) From: Jun Yao To: linux-arm-kernel@lists.infradead.org Cc: catalin.marinas@arm.com, will.deacon@arm.com, james.morse@arm.com, linux-kernel@vger.kernel.org Subject: [PATCH v5 0/6] Move swapper_pg_dir to rodata section. Date: Mon, 17 Sep 2018 12:43:27 +0800 Message-Id: <20180917044333.30051-1-yaojun8558363@gmail.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Version 5 changes: 1. Correct spelling and indentation errors[1]. 2. Update init_mm.pgd by assembly[2]. 3. Simplify set_p?d() by introducing set_swapper_pgd()[3]. 4. Reduce unnecessary tlbi for every write to swapper_pg_dir during paging_init()[3]. v4: https://www.spinics.net/lists/arm-kernel/msg672195.html v3: https://www.spinics.net/lists/arm-kernel/msg662537.html v2: https://patchwork.kernel.org/patch/10485641/ v1: https://patchwork.kernel.org/patch/10476595/ [1] https://www.spinics.net/lists/arm-kernel/msg675189.html [2] https://www.spinics.net/lists/arm-kernel/msg675193.html [3] https://www.spinics.net/lists/arm-kernel/msg675196.html Jun Yao (6): arm64/mm: Introduce the init_pg_dir. arm64/mm: Pass ttbr1 as a parameter to __enable_mmu(). arm64/mm: Create the initial page table in the init_pg_dir. arm64/mm: Create the final page table directly in swapper_pg_dir. arm64/mm: Populate the swapper_pg_dir by fixmap. arm64/mm: Move {idmap_pg_dir .. swapper_pg_dir} to rodata section. arch/arm64/include/asm/assembler.h | 29 ++++++++++++++++++ arch/arm64/include/asm/pgtable.h | 36 ++++++++++++++++++---- arch/arm64/kernel/asm-offsets.c | 1 + arch/arm64/kernel/head.S | 48 ++++++++++++++++++++---------- arch/arm64/kernel/sleep.S | 1 + arch/arm64/kernel/vmlinux.lds.S | 47 +++++++++++++++++++---------- arch/arm64/mm/mmu.c | 45 +++++++++++++--------------- 7 files changed, 147 insertions(+), 60 deletions(-) -- 2.17.1