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[23.128.96.18]) by mx.google.com with ESMTP id 25si455345ejy.507.2020.06.29.13.51.14; Mon, 29 Jun 2020 13:51:37 -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=W942yi6Z; 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 S1730007AbgF2UuA (ORCPT + 99 others); Mon, 29 Jun 2020 16:50:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43352 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731474AbgF2TNi (ORCPT ); Mon, 29 Jun 2020 15:13:38 -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 34D9AC00E3C0 for ; Mon, 29 Jun 2020 05:04:15 -0700 (PDT) Received: by mail-qt1-x849.google.com with SMTP id z26so12036382qto.15 for ; Mon, 29 Jun 2020 05:04:15 -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=Hiq5qeIacI3jGarX6UGdwdJ7Wd6uQ2S/6tth3Y47uPg=; b=W942yi6ZvwWs08XjF1OBZSPhGTep6OxGoiZAsN4TEdSnXuGw/s4/oimk9+OXUKeqCm fMFD56doo4N+otqevAazQeYnmjmwtYAHES6H4ggroUDAScTjB2D+SQsZy9Pbn9x3DghG uT3MkPhGSwJG4h1SGXNdkq6pJ/PW2ULa9k+qcf4JJdoFlDbLW7CWYVgmZ71wnZ73cVIm SP1un8MWpk07oH29gWfAnD+VHgMhQsyWCKV4anmu/I22tmdUxRjFs/B3gaIBTDmisDBk phEVoVee7yfVX0tTmEElUNguACz9+p/5xgl8iPoWTapWzIktFX8pBh1vTyWQzT9KdBau 72kA== 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=Hiq5qeIacI3jGarX6UGdwdJ7Wd6uQ2S/6tth3Y47uPg=; b=lUmd9jb2r5UsLghnt8sPDE3FcKb20xrDBtaCDiCZzGEFBP/ua7jfLkl/wxHaVBRT9k QNStq2Fs01Z0S2H9kRLiNYzjfzv9QQqcaS7WPd0lPbw1GwJCb4UjpfPTEu38h877VZNc pvHNAwDqkPfrujoDnnSmMsAMJbG5ZOIep5vR556s3CmakEgRbjvI9mmRLJGws4C+w/Yt j4qwI6VqETUNat9nGHY8ET0xG5D4VBo3PXh4+PUSMvjHyC2qExv1t6qYKEGCb1+Zobjc 6tBH8oi4N+ekY926J3M5d8UOOtlD8oriQAQb8bGfTLFB8k5nFxlozABBs4KZlszjYVSZ NNAQ== X-Gm-Message-State: AOAM532N1NiiFK7Wunv7XxN+6fQa+fF2Ljno90G5qW7cMdkpG/K2+8rT vM7htSJG+PseEfiKEwf7ZJgbel4N4h0= X-Received: by 2002:ad4:4a81:: with SMTP id h1mr15062556qvx.102.1593432254291; Mon, 29 Jun 2020 05:04:14 -0700 (PDT) Date: Mon, 29 Jun 2020 12:04:02 +0000 In-Reply-To: <20200629120405.701023-1-satyat@google.com> Message-Id: <20200629120405.701023-2-satyat@google.com> Mime-Version: 1.0 References: <20200629120405.701023-1-satyat@google.com> X-Mailer: git-send-email 2.27.0.212.ge8ba1cc988-goog Subject: [PATCH v2 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 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 --- 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