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=-17.6 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT, USER_IN_DEF_DKIM_WL autolearn=unavailable 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 E0EC1C433E4 for ; Thu, 2 Jul 2020 01:56:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B627E2085B for ; Thu, 2 Jul 2020 01:56:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="tE480u3Z" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728106AbgGBB4Q (ORCPT ); Wed, 1 Jul 2020 21:56:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44188 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728043AbgGBB4N (ORCPT ); Wed, 1 Jul 2020 21:56:13 -0400 Received: from mail-qt1-x849.google.com (mail-qt1-x849.google.com [IPv6:2607:f8b0:4864:20::849]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 16ABAC08C5DC for ; Wed, 1 Jul 2020 18:56:13 -0700 (PDT) Received: by mail-qt1-x849.google.com with SMTP id e4so18237071qtd.13 for ; Wed, 01 Jul 2020 18:56:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=WYYjT2/hNkPnR18Pb1O8vFno0wa46kUGqnYNvHL7CO8=; b=tE480u3ZUDpqAtXxYSVcguCdzzrzALwE6zI3bPe2vn+SuGlP3liwfHHHvL7swR0yMi +45EfUoHTPXQCu9zATcjsa7XTIWLnCAI++nTFeCLpDRA2toC30VuhXpn9g1jI9rYhhhn owIppilepJsHj+LPh+QsM8Em2spEhl/n62X+tGggOvMqu4ZN9TDOTCjuTny6pAFUpofY KrDRgD/CktEvl7kqVfWqcoEFfOsbQf3sxDDR0Kdzxx2D02/3jgq4C15pD2o8Zl+WNBfX ZC9wYW7TdUfekssuIV6Htv0dh3C1BN/RCHaeUPP7UK9Q5X4nh4SX8N89kzmJQedZMbhM tXRA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=WYYjT2/hNkPnR18Pb1O8vFno0wa46kUGqnYNvHL7CO8=; b=IxTCSlckhiQopOdKcjjPfuUW3xGTXnkDd+3m1XBUyYB9aRbMHW0/7zUSsZtnCTwXZi obZ3mtOW64VdDX2eCDCqyyMCy2CP4TVXCfdlQkacwXszDzGJGoHDuqbIv1GrjCA10WcJ YaveaWCYlLEzrIK9ThOTNaIz660aBsR9hc4s/A3uyJdjk69lj2vPvfT97CdpNpNN9P+g 0PH8R1Nd6PPWUXuWzgBnWYVyb+Nuj7tLxgUK9api1K3DViAPH6swheGI/4kZlKwWkmlG BYTKgcRy17VjYcCSPlYUXnMz3aZ8ViPK12tEUaAKG0gKGUAdExx7PR+RyIzTdYxGw2Ry H5ig== X-Gm-Message-State: AOAM532yL/lNiNi4LATb1NGpSaKqd1yAqfZudB6T2elapLFei+BY2PIc Io2iH9XTQAQNoK1dPrhXRYDbEYXEQs7OQOm6WebzAvNV6XSt5FOaVWm8yFEYNmoYSQ9j7CDdbFA dfH6gIa5DG2vQpXGjjpGstHXclhECN73mT1Vu8trojFPr/mqrJi1J9GRiye/LItNmWtTDbrs= X-Google-Smtp-Source: ABdhPJw+Vx/ya5wGYQKZwKo1tFC7kcryv/M/vWd9ShnuevalVhxz9zBVlVp5rW01dFcIXaBSnTXp03G53EU= X-Received: by 2002:ad4:4a64:: with SMTP id cn4mr27785568qvb.199.1593654972074; Wed, 01 Jul 2020 18:56:12 -0700 (PDT) Date: Thu, 2 Jul 2020 01:56:04 +0000 In-Reply-To: <20200702015607.1215430-1-satyat@google.com> Message-Id: <20200702015607.1215430-2-satyat@google.com> Mime-Version: 1.0 References: <20200702015607.1215430-1-satyat@google.com> X-Mailer: git-send-email 2.27.0.212.ge8ba1cc988-goog Subject: [PATCH v4 1/4] fs: introduce SB_INLINECRYPT From: Satya Tangirala To: linux-fscrypt@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-ext4@vger.kernel.org Cc: Satya Tangirala , Eric Biggers Content-Type: text/plain; charset="UTF-8" Sender: linux-fscrypt-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fscrypt@vger.kernel.org Introduce SB_INLINECRYPT, which is set by filesystems that wish to use blk-crypto for file content en/decryption. This flag maps to the '-o inlinecrypt' mount option which multiple filesystems will implement, and code in fs/crypto/ needs to be able to check for this mount option in a filesystem-independent way. Signed-off-by: Satya Tangirala Reviewed-by: Eric Biggers --- include/linux/fs.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/fs.h b/include/linux/fs.h index 3f881a892ea7..b5e07fcdd11d 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1380,6 +1380,7 @@ extern int send_sigurg(struct fown_struct *fown); #define SB_NODIRATIME 2048 /* Do not update directory access times */ #define SB_SILENT 32768 #define SB_POSIXACL (1<<16) /* VFS does not apply the umask */ +#define SB_INLINECRYPT (1<<17) /* Use blk-crypto for encrypted files */ #define SB_KERNMOUNT (1<<22) /* this is a kern_mount call */ #define SB_I_VERSION (1<<23) /* Update inode I_version field */ #define SB_LAZYTIME (1<<25) /* Update the on-disk [acm]times lazily */ -- 2.27.0.212.ge8ba1cc988-goog