From patchwork Tue Apr 4 14:53:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrey Albershteyn X-Patchwork-Id: 13200360 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 27EFFBA3E for ; Tue, 4 Apr 2023 14:55:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1680620135; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=s5CBlu3rB6FB4/gHV+J994sqM8eAaiIHabLpvipzBAI=; b=F/P5HHmRS8PoT5NJmngqfT/R2uNWCFsUAL2pBFCpKl9MjDiD+tSneSsRt9z34bNY+PHByx yZlBsPMVTLSLI7maieQ4MD4c9JKkUBDHS5pFovztE/JXdcl5ZaLBK9YBNV3tsBHGvypQ/m v6Ir7TfdV8HS+PvblY7gtAwHKMWhTG0= Received: from mail-qt1-f200.google.com (mail-qt1-f200.google.com [209.85.160.200]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-601-Kh9R8Z7SNayIM6go75b6PA-1; Tue, 04 Apr 2023 10:55:34 -0400 X-MC-Unique: Kh9R8Z7SNayIM6go75b6PA-1 Received: by mail-qt1-f200.google.com with SMTP id x5-20020a05622a000500b003e259c363f9so22262789qtw.22 for ; Tue, 04 Apr 2023 07:55:33 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680620133; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=s5CBlu3rB6FB4/gHV+J994sqM8eAaiIHabLpvipzBAI=; b=0HxeLd03W5JRRJj6AsE8q1PmxMm+l8sa35LhT48CcuNXnGH3z/1fZHBu+fBflTMXSk C74Rmn2YV/cvCySmLBB5KGi3e03QZVmgLehurBMvjuMb6fh0R8kN7iHS3QPjMXI4xcyu XTdi4wuX9WoGuGcSDpVu82cleTaIVcVp5yahMwVK15XWGKddR6+xm2Pk9/a0aWE18oW9 PWaEFLQBP9tUTt5Se85OMAcNP3PSKBQHqTD/tUka6D5N2Dc22dC4OYtAKwoQWleet7bd z+GtBv5LPzH3z7kjYW2SLiQQN6DVuGbZUZU274YKQaWkmzzPWRlGDGXmnV1/oGr0taOn LvJA== X-Gm-Message-State: AAQBX9c/rf/LchFc9y1N+wBc6UVq6jAGk1pCZfat7/qipuQKOgm5r+7L si80sj/5m6zenK40qfiv37A2J+4vfgbSiyyfrjYyeufnayyg+cmyr/G0cRxeZEQSv/H0Joe6Sko GOJKWoHe3v7rHcjB0YA== X-Received: by 2002:a05:622a:1116:b0:3d7:7d98:d202 with SMTP id e22-20020a05622a111600b003d77d98d202mr4199923qty.32.1680620133278; Tue, 04 Apr 2023 07:55:33 -0700 (PDT) X-Google-Smtp-Source: AKy350agz24OCLzc85AGxUuPb8W7opye3ABchefrsnh9VPCEo+l0sKKLvduzLpg+Bm8Xk2N7Z0je6A== X-Received: by 2002:a05:622a:1116:b0:3d7:7d98:d202 with SMTP id e22-20020a05622a111600b003d77d98d202mr4199873qty.32.1680620132920; Tue, 04 Apr 2023 07:55:32 -0700 (PDT) Received: from aalbersh.remote.csb ([109.183.6.197]) by smtp.gmail.com with ESMTPSA id j4-20020ac86644000000b003e6387431dcsm3296539qtp.7.2023.04.04.07.55.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Apr 2023 07:55:32 -0700 (PDT) From: Andrey Albershteyn To: djwong@kernel.org, dchinner@redhat.com, ebiggers@kernel.org, hch@infradead.org, linux-xfs@vger.kernel.org, fsverity@lists.linux.dev Cc: rpeterso@redhat.com, agruenba@redhat.com, xiang@kernel.org, chao@kernel.org, damien.lemoal@opensource.wdc.com, jth@kernel.org, linux-erofs@lists.ozlabs.org, linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, Andrey Albershteyn Subject: [PATCH v2 16/23] xfs: add inode on-disk VERITY flag Date: Tue, 4 Apr 2023 16:53:12 +0200 Message-Id: <20230404145319.2057051-17-aalbersh@redhat.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20230404145319.2057051-1-aalbersh@redhat.com> References: <20230404145319.2057051-1-aalbersh@redhat.com> Precedence: bulk X-Mailing-List: fsverity@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com 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 --- fs/ioctl.c | 4 ++++ fs/xfs/libxfs/xfs_format.h | 4 +++- fs/xfs/xfs_inode.c | 2 ++ fs/xfs/xfs_iops.c | 2 ++ include/uapi/linux/fs.h | 1 + 5 files changed, 12 insertions(+), 1 deletion(-) diff --git a/fs/ioctl.c b/fs/ioctl.c index 5b2481cd4750..a274b33b2fd0 100644 --- a/fs/ioctl.c +++ b/fs/ioctl.c @@ -480,6 +480,8 @@ void fileattr_fill_xflags(struct fileattr *fa, u32 xflags) fa->flags |= FS_DAX_FL; if (fa->fsx_xflags & FS_XFLAG_PROJINHERIT) fa->flags |= FS_PROJINHERIT_FL; + if (fa->fsx_xflags & FS_XFLAG_VERITY) + fa->flags |= FS_VERITY_FL; } EXPORT_SYMBOL(fileattr_fill_xflags); @@ -510,6 +512,8 @@ void fileattr_fill_flags(struct fileattr *fa, u32 flags) fa->fsx_xflags |= FS_XFLAG_DAX; if (fa->flags & FS_PROJINHERIT_FL) fa->fsx_xflags |= FS_XFLAG_PROJINHERIT; + if (fa->flags & FS_VERITY_FL) + fa->fsx_xflags |= FS_XFLAG_VERITY; } EXPORT_SYMBOL(fileattr_fill_flags); diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h index ef617be2839c..ccb2ae5c2c93 100644 --- a/fs/xfs/libxfs/xfs_format.h +++ b/fs/xfs/libxfs/xfs_format.h @@ -1070,16 +1070,18 @@ 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 5808abab786c..3b2bf9e7580b 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -634,6 +634,8 @@ 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 24718adb3c16..5398be75a76a 100644 --- a/fs/xfs/xfs_iops.c +++ b/fs/xfs/xfs_iops.c @@ -1232,6 +1232,8 @@ 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 diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h index b7b56871029c..5172a2eb902c 100644 --- a/include/uapi/linux/fs.h +++ b/include/uapi/linux/fs.h @@ -140,6 +140,7 @@ struct fsxattr { #define FS_XFLAG_FILESTREAM 0x00004000 /* use filestream allocator */ #define FS_XFLAG_DAX 0x00008000 /* use DAX for IO */ #define FS_XFLAG_COWEXTSIZE 0x00010000 /* CoW extent size allocator hint */ +#define FS_XFLAG_VERITY 0x00020000 /* fs-verity sealed inode */ #define FS_XFLAG_HASATTR 0x80000000 /* no DIFLAG for this */ /* the read-only stuff doesn't really belong here, but any other place is