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=-11.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=no 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 85C1FC433E0 for ; Wed, 8 Jul 2020 09:12:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5FDA420658 for ; Wed, 8 Jul 2020 09:12:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="L6GJq+Qm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726770AbgGHJMm (ORCPT ); Wed, 8 Jul 2020 05:12:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57058 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726302AbgGHJMl (ORCPT ); Wed, 8 Jul 2020 05:12:41 -0400 Received: from mail-pj1-x104a.google.com (mail-pj1-x104a.google.com [IPv6:2607:f8b0:4864:20::104a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 48FBEC08C5DC for ; Wed, 8 Jul 2020 02:12:41 -0700 (PDT) Received: by mail-pj1-x104a.google.com with SMTP id a6so1315169pjd.4 for ; Wed, 08 Jul 2020 02:12:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:message-id:mime-version:subject:from:to:cc; bh=7bHMgVkDYjjDuKD/FxUCTfJj58TUqovKzQoEEeq5jVQ=; b=L6GJq+QmffCuIO7dqu43ag2+8gyTCJKALyR927sB9QwrDr8ea9dQSlepyzo1/pbivU 81VhNFeTc5ba4uNGCOKWwR6NtWw3vTd+Qu+tpL+mhk3YiLgeQ2bQlJ6iQV3e/a7Fjc+a Zima/ekvuWZZS6ASF9jCKBu37/A2Jin6Iy8Wn+pguLOztRhTnk0KTHaPooojcoZ/EuZI sYuiK6cbscTme8vE2a3QaDKbA/ZbUTqQ1RaySTP/XI6ilapmzdSCczpfKItt9bDiD5B5 qGfYbnSRxkatzVYIsfGsnlJDgXk4iEpvIVtLpfH8c12B6aY5DEyiILWeDMM0HQEhPPox cUYg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=7bHMgVkDYjjDuKD/FxUCTfJj58TUqovKzQoEEeq5jVQ=; b=TgUj+Np/Q86nKnZHOjs41lKwU4+qY/FlKwA8vqme+SwMx0NALQuYBcdZI4+SmnZrUH rI0RY0/iXZgjyFNdMLxtNXz3ZG4Qq8h7KZJLnvOVgcBefaApb7fKzj/3nAdTzbl8gMuL TI6AN1GhIb4m7wDZLd78m5qiRoGka+d12HRJUsofROmB3qyWPErgjBfZJHeBvplz+Y0c 5AOhxy8wZD36AR0/drK9CFQWy0eTsq1D+UG6WGZrG0/GTnti1rPdyWdeOASr9IfIoCox /w7B8KiEJARSITIDhJ3lMqMy919pLBMscoVipjhY3w9XlpSl5C42gXq+9YxmWwWCAOcz U3fg== X-Gm-Message-State: AOAM532Vy/wFbdZYhkA7seiSR/xmX9Sr5BTgycqKex5uPPTUQswJG1/w DI01j51F2XDSKGVc4w+0HsLPdE5J3bE= X-Google-Smtp-Source: ABdhPJzFvfpDeyxPhbKxpb3zpnUW+cZnsByq5J9vChYiBZ95cs4wd1HMbcH72CKn2IWI+wWEMSs035Y65Co= X-Received: by 2002:a17:90a:7103:: with SMTP id h3mr8662006pjk.34.1594199560750; Wed, 08 Jul 2020 02:12:40 -0700 (PDT) Date: Wed, 8 Jul 2020 02:12:33 -0700 Message-Id: <20200708091237.3922153-1-drosen@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.27.0.383.g050319c2ae-goog Subject: [PATCH v12 0/4] Prepare for upcoming Casefolding/Encryption patches From: Daniel Rosenberg To: "Theodore Ts'o" , linux-ext4@vger.kernel.org, Jaegeuk Kim , Chao Yu , linux-f2fs-devel@lists.sourceforge.net, Eric Biggers , linux-fscrypt@vger.kernel.org, Alexander Viro Cc: Andreas Dilger , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Gabriel Krisman Bertazi , kernel-team@android.com, Daniel Rosenberg Content-Type: text/plain; charset="UTF-8" Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org This lays the ground work for enabling casefolding and encryption at the same time for ext4 and f2fs. A future set of patches will enable that functionality. These unify the highly similar dentry_operations that ext4 and f2fs both use for casefolding. In addition, they improve d_hash by not requiring a new string allocation. Daniel Rosenberg (4): unicode: Add utf8_casefold_hash fs: Add standard casefolding support f2fs: Use generic casefolding support ext4: Use generic casefolding support fs/ext4/dir.c | 64 +----------------------------- fs/ext4/ext4.h | 12 ------ fs/ext4/hash.c | 2 +- fs/ext4/namei.c | 20 ++++------ fs/ext4/super.c | 12 +++--- fs/f2fs/dir.c | 84 +++++---------------------------------- fs/f2fs/f2fs.h | 4 -- fs/f2fs/super.c | 10 ++--- fs/f2fs/sysfs.c | 10 +++-- fs/libfs.c | 87 +++++++++++++++++++++++++++++++++++++++++ fs/unicode/utf8-core.c | 23 ++++++++++- include/linux/f2fs_fs.h | 3 -- include/linux/fs.h | 16 ++++++++ include/linux/unicode.h | 3 ++ 14 files changed, 165 insertions(+), 185 deletions(-) -- 2.27.0.383.g050319c2ae-goog