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 AA4FFC433E2 for ; Wed, 8 Jul 2020 03:05:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 886E320786 for ; Wed, 8 Jul 2020 03:05:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="jvxGSCDz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729226AbgGHDF6 (ORCPT ); Tue, 7 Jul 2020 23:05:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56724 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728657AbgGHDF5 (ORCPT ); Tue, 7 Jul 2020 23:05:57 -0400 Received: from mail-pg1-x54a.google.com (mail-pg1-x54a.google.com [IPv6:2607:f8b0:4864:20::54a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7C4D5C08C5E2 for ; Tue, 7 Jul 2020 20:05:57 -0700 (PDT) Received: by mail-pg1-x54a.google.com with SMTP id p8so33926370pgj.14 for ; Tue, 07 Jul 2020 20:05:57 -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=sxoy6q+HxdTygJctVhkj+Ncax7HD8YrVRDBUHbmI/GA=; b=jvxGSCDzgqCSzD3A5CZ6zoxEY3HwELi8FObL00AmNlxQWLpvrUeBFZBc3B9zB5etbX mYEpJX0jRgUUJ4S9ot+BQk61eRDjpYkKZjXS5FkMSOUavjWBlMPiA5+LW/699y0iXpQC s8ynNf8lIHMTPkHzVRmSAVfDowYI++DiMfl/exKk9l+l/8eEG3w0s91A1Ycqqyju5MfB hrssrkk130gtKV4YYHCQ2dycaO4RT4XQHdC+kpGmlUYHSXN8zNcGMq9fWspZLGH9mYPU dePpa1pDLmtFFKbvxkZX6SahRyc7gjEHircUdtQBKPXrVPw+ESEA+mxA7Fqh1xXzohzl +nKg== 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=sxoy6q+HxdTygJctVhkj+Ncax7HD8YrVRDBUHbmI/GA=; b=YgDZ23/8ZGW4GfZ1P8qBQqOZ0R4Bj/IfHlURJyUtQHk05IRa3OJrha7qJn6vIOw4P/ E2Jx70WEAGN7Kwb4yaJaSkVx8ZmCTuSXPWY0vL1VVz9HKyzvRMhsFRgHANR0Tvx+jzhJ FbBrLp8MECxN/kX3puCfXgK44Tem4joPaMKwRFwuYDjJvmIaOH/uDB3jA35Vyd2cpf+e MjMA6EJY0InZEYOnHQ2PaMNM4WWBu++6WyatHkf9eShl3P75COBWMuAwA1G65FUZmfdR Oiob0kzpD3i1X3gpZMIPdELtoADA67MEV9DiwEntQfnT9bwRvH60UCmILWqYEMxqsa/B 65og== X-Gm-Message-State: AOAM531KQeFT/KiU38jB0X8h2S/uHjH6u6n/uP/am5GINti5r9b4+zrv imCqtuKm6SWEYfcjLqx0NfQL10Avmk8= X-Google-Smtp-Source: ABdhPJxHc+FKhRyKZRaUpdsFwS/kCIg/eIMdmz1LxIxSnZIjP9Kv5YSfmEOlULOG9PgVuLCQSbtYJSctP7g= X-Received: by 2002:a17:90a:1fcb:: with SMTP id z11mr1032734pjz.1.1594177556279; Tue, 07 Jul 2020 20:05:56 -0700 (PDT) Date: Tue, 7 Jul 2020 20:05:48 -0700 Message-Id: <20200708030552.3829094-1-drosen@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.27.0.383.g050319c2ae-goog Subject: [PATCH v11 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-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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 | 94 +++++++++++++++++++++++++++++++++++++++++ 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, 172 insertions(+), 185 deletions(-) -- 2.27.0.383.g050319c2ae-goog