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=-8.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_MUTT autolearn=ham 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 D371DC43613 for ; Sat, 22 Jun 2019 22:11:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A7B7C2087F for ; Sat, 22 Jun 2019 22:11:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561241513; bh=pWoXCpB1qxcWe85YQz2OZPYh2L7dHQZAU4vlFFwBHyo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=LEkb31+drjjLDDX2mlRfLTrwTZyrl5S5UIdMnrFps32Yksh9ffqTfzFq6yP8nCMvj TgUbpJPTeJcVUEaAS7JVDPBc6hvjJUyxUKJwn3WJRbvEppnmTC/N/IwSWHofGjOfE1 QwvkNNBRAmFf/j0ST6Qiq6tIbAtjd7aggN68Yevc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726410AbfFVWLx (ORCPT ); Sat, 22 Jun 2019 18:11:53 -0400 Received: from mail.kernel.org ([198.145.29.99]:47582 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726338AbfFVWLx (ORCPT ); Sat, 22 Jun 2019 18:11:53 -0400 Received: from localhost (unknown [104.132.1.68]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D9FA320862; Sat, 22 Jun 2019 22:11:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561241511; bh=pWoXCpB1qxcWe85YQz2OZPYh2L7dHQZAU4vlFFwBHyo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=M/P6vgSdRCBAMVbjQGvKFCW1dEY9AZV09wQ53yTq0DU408NCkXFSAICQV6jn1+MTG fX0UFSeVoTMJO67DFqUgnyjLkmU2YZuH1bOoOyIBdiE+WDzG4OALjrPOL8YO/JCnct gcGg+0Aua0/NdNr7VBu6WeJliataKEavETqinIn0= Date: Sat, 22 Jun 2019 15:11:51 -0700 From: Jaegeuk Kim To: Eric Biggers Cc: linux-fscrypt@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-api@vger.kernel.org, linux-integrity@vger.kernel.org, "Theodore Y . Ts'o" , Victor Hsieh , Chandan Rajendra , Dave Chinner , Christoph Hellwig , "Darrick J . Wong" , Linus Torvalds Subject: Re: [PATCH v5 04/16] fs: uapi: define verity bit for FS_IOC_GETFLAGS Message-ID: <20190622221151.GD19686@jaegeuk-macbookpro.roam.corp.google.com> References: <20190620205043.64350-1-ebiggers@kernel.org> <20190620205043.64350-5-ebiggers@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190620205043.64350-5-ebiggers@kernel.org> User-Agent: Mutt/1.8.2 (2017-04-18) Sender: linux-integrity-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org On 06/20, Eric Biggers wrote: > From: Eric Biggers > > Add FS_VERITY_FL to the flags for FS_IOC_GETFLAGS, so that applications > can easily determine whether a file is a verity file at the same time as > they're checking other file flags. This flag will be gettable only; > FS_IOC_SETFLAGS won't allow setting it, since an ioctl must be used > instead to provide more parameters. > > This flag matches the on-disk bit that was already allocated for ext4. > > Reviewed-by: Theodore Ts'o Reviewed-by: Jaegeuk Kim > Signed-off-by: Eric Biggers > --- > include/uapi/linux/fs.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h > index 59c71fa8c553a3..df261b7e0587ed 100644 > --- a/include/uapi/linux/fs.h > +++ b/include/uapi/linux/fs.h > @@ -306,6 +306,7 @@ struct fscrypt_key { > #define FS_TOPDIR_FL 0x00020000 /* Top of directory hierarchies*/ > #define FS_HUGE_FILE_FL 0x00040000 /* Reserved for ext4 */ > #define FS_EXTENT_FL 0x00080000 /* Extents */ > +#define FS_VERITY_FL 0x00100000 /* Verity protected inode */ > #define FS_EA_INODE_FL 0x00200000 /* Inode used for large EA */ > #define FS_EOFBLOCKS_FL 0x00400000 /* Reserved for ext4 */ > #define FS_NOCOW_FL 0x00800000 /* Do not cow file */ > -- > 2.22.0.410.gd8fdbe21b5-goog