From patchwork Wed Mar 13 17:56:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darrick J. Wong" X-Patchwork-Id: 13591714 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A051959163; Wed, 13 Mar 2024 17:56:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710352605; cv=none; b=VtKdcecsDsFLezGx3+C4aorlFUydh3wc+eucPocV1TcBA45v4I8u9BnjU9z4Pir1q2U0jAizTzB9BBAPzGNpaFJIUYT70EV087MsbP9q0OdW6X9vtWMqKtzvVneg6QwQIe8fELrlNleZUdgQZXwFRC+L/tctCzHX/zAyNpvG6kE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710352605; c=relaxed/simple; bh=tXbnyqEYd6P7nbzJPZXz7zhP2hgKT0AzmTorGbDebQg=; h=Date:Subject:From:To:Cc:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=DUht7fqb3BTP2gvb3ONoFKHblC41n/ZN+9sqxAn6+wLXnLtKKQHiic1+jLneoo5hPtLC+GSXWbAFuuSBpO9Ywc2ZYRbzXb+SQB2jN0L4CEJ8ydbDwORLAzy0iRLQSJzr85c9rFddy5R0tSuvyBGWc14Vavk5mLV6WOzxJGhLQmg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iU2cat1I; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="iU2cat1I" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75AE4C433F1; Wed, 13 Mar 2024 17:56:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1710352605; bh=tXbnyqEYd6P7nbzJPZXz7zhP2hgKT0AzmTorGbDebQg=; h=Date:Subject:From:To:Cc:In-Reply-To:References:From; b=iU2cat1I9W1dzSExp1cD76i0vspl7fdnC7h2wHb9DGN3tksQeY6jXPnhffZ/4YOnt hNv1Ab4p3labB/o77x1bJfIX/Hc+qyK8jHXwSmpFgUAeEYv9yHObodPmjhpC+WrW9t OVVVo7fK6jMGeXJjQAURUlS+E3G/jRmBESYlkMTsX/nkn3pYD86wGe4B2DWD6pTatj apyFOGwjT1NxcX2LMI84mYAUMHhB2Qxken6ELrQevB+PrSZ2zPG4S/YBlwzNbjThmB 744g6B8N1UPLxKHSuCt8lXutQKYFqmvDXGTivv+zr/DqJJ+0HaqOzFD7AFei8V//CP KD4hsZgtud3jA== Date: Wed, 13 Mar 2024 10:56:44 -0700 Subject: [PATCH 16/29] xfs: add inode on-disk VERITY flag From: "Darrick J. Wong" To: djwong@kernel.org, aalbersh@redhat.com, ebiggers@kernel.org Cc: linux-fsdevel@vger.kernel.org, fsverity@lists.linux.dev, linux-xfs@vger.kernel.org Message-ID: <171035223615.2613863.15297615361006376900.stgit@frogsfrogsfrogs> In-Reply-To: <171035223299.2613863.12196197862413309469.stgit@frogsfrogsfrogs> References: <171035223299.2613863.12196197862413309469.stgit@frogsfrogsfrogs> User-Agent: StGit/0.19 Precedence: bulk X-Mailing-List: fsverity@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Andrey Albershteyn Add flag to mark inodes which have fs-verity enabled on them (i.e. descriptor exist and tree is built). Signed-off-by: Andrey Albershteyn Reviewed-by: Darrick J. Wong Signed-off-by: Darrick J. Wong --- fs/xfs/libxfs/xfs_format.h | 4 +++- fs/xfs/xfs_inode.c | 2 ++ fs/xfs/xfs_iops.c | 2 ++ 3 files changed, 7 insertions(+), 1 deletion(-) diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h index 93d280eb8451..3ce2902101bc 100644 --- a/fs/xfs/libxfs/xfs_format.h +++ b/fs/xfs/libxfs/xfs_format.h @@ -1085,16 +1085,18 @@ static inline void xfs_dinode_put_rdev(struct xfs_dinode *dip, xfs_dev_t rdev) #define XFS_DIFLAG2_COWEXTSIZE_BIT 2 /* copy on write extent size hint */ #define XFS_DIFLAG2_BIGTIME_BIT 3 /* big timestamps */ #define XFS_DIFLAG2_NREXT64_BIT 4 /* large extent counters */ +#define XFS_DIFLAG2_VERITY_BIT 5 /* inode sealed by fsverity */ #define XFS_DIFLAG2_DAX (1 << XFS_DIFLAG2_DAX_BIT) #define XFS_DIFLAG2_REFLINK (1 << XFS_DIFLAG2_REFLINK_BIT) #define XFS_DIFLAG2_COWEXTSIZE (1 << XFS_DIFLAG2_COWEXTSIZE_BIT) #define XFS_DIFLAG2_BIGTIME (1 << XFS_DIFLAG2_BIGTIME_BIT) #define XFS_DIFLAG2_NREXT64 (1 << XFS_DIFLAG2_NREXT64_BIT) +#define XFS_DIFLAG2_VERITY (1 << XFS_DIFLAG2_VERITY_BIT) #define XFS_DIFLAG2_ANY \ (XFS_DIFLAG2_DAX | XFS_DIFLAG2_REFLINK | XFS_DIFLAG2_COWEXTSIZE | \ - XFS_DIFLAG2_BIGTIME | XFS_DIFLAG2_NREXT64) + XFS_DIFLAG2_BIGTIME | XFS_DIFLAG2_NREXT64 | XFS_DIFLAG2_VERITY) static inline bool xfs_dinode_has_bigtime(const struct xfs_dinode *dip) { diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index ea48774f6b76..59446e9e1719 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -607,6 +607,8 @@ xfs_ip2xflags( flags |= FS_XFLAG_DAX; if (ip->i_diflags2 & XFS_DIFLAG2_COWEXTSIZE) flags |= FS_XFLAG_COWEXTSIZE; + if (ip->i_diflags2 & XFS_DIFLAG2_VERITY) + flags |= FS_XFLAG_VERITY; } if (xfs_inode_has_attr_fork(ip)) diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c index 66f8c47642e8..0e5cdb82b231 100644 --- a/fs/xfs/xfs_iops.c +++ b/fs/xfs/xfs_iops.c @@ -1241,6 +1241,8 @@ xfs_diflags_to_iflags( flags |= S_NOATIME; if (init && xfs_inode_should_enable_dax(ip)) flags |= S_DAX; + if (xflags & FS_XFLAG_VERITY) + flags |= S_VERITY; /* * S_DAX can only be set during inode initialization and is never set by