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[23.128.96.18]) by mx.google.com with ESMTP id f5si4863772edt.71.2020.07.01.18.56.38; Wed, 01 Jul 2020 18:57:00 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=tE480u3Z; spf=pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728127AbgGBB4Q (ORCPT + 99 others); Wed, 1 Jul 2020 21:56:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44184 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726838AbgGBB4N (ORCPT ); Wed, 1 Jul 2020 21:56:13 -0400 Received: from mail-qv1-xf49.google.com (mail-qv1-xf49.google.com [IPv6:2607:f8b0:4864:20::f49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EA0A0C08C5DB for ; Wed, 1 Jul 2020 18:56:12 -0700 (PDT) Received: by mail-qv1-xf49.google.com with SMTP id r12so17405131qvk.3 for ; Wed, 01 Jul 2020 18:56:12 -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=Xt/zYASgiWCQg1p1Ppn8xZVja2kW8hm+cEeUUuOKtrjSQiQfeykBCV4HciyXVmRiYR vHtaPTBLT1H8m4nQo+h58Hd9hnaULLMyBBEcc//fijipLfaCZrH0zdGVOlPKLaT3t+yd nV392C6j8gqFoVscrHpTlJ0q9MJ6x4t9tEx//s3n6EwOez+c2fujI4m1Br3wLXmAjK+U sOQDNRpSRohkGhC1vboUUtQQl5s73QNdAnqiUs2vXwJfTuj7TowhDknywMD7Kl07xOwK x08IirFJzHHo33sL91xXlSHc+xBuYLiy7Cc+Xp2wNOgrRm1BsJGBirfcit0PO17Llb5h cQ9g== X-Gm-Message-State: AOAM5332GtGu8ggd3MwjqFzPs+cQymC46fsc8GGIW0CG3kX1IItIhnip ttKzo3WAEQqTBRW/p+JZ4YYlm7f3vns= 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-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@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