From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.suse.de ([195.135.220.15]:34093 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751184AbcDAUOj (ORCPT ); Fri, 1 Apr 2016 16:14:39 -0400 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 80410ABED for ; Fri, 1 Apr 2016 20:14:37 +0000 (UTC) From: Jeff Mahoney To: Btrfs Development List Cc: Jeff Mahoney Subject: [PATCH 3/8] btrfs: uapi/linux/btrfs.h migration, document subvol flags Date: Fri, 1 Apr 2016 16:14:25 -0400 Message-Id: <1459541670-4097-4-git-send-email-jeffm@suse.com> In-Reply-To: <1459541670-4097-1-git-send-email-jeffm@suse.com> References: <1459541670-4097-1-git-send-email-jeffm@suse.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: Signed-off-by: Jeff Mahoney --- include/uapi/linux/btrfs.h | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h index 9651af3..0316e23 100644 --- a/include/uapi/linux/btrfs.h +++ b/include/uapi/linux/btrfs.h @@ -34,9 +34,6 @@ struct btrfs_ioctl_vol_args { #define BTRFS_DEVICE_PATH_NAME_MAX 1024 -#define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0) -#define BTRFS_SUBVOL_RDONLY (1ULL << 1) -#define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2) #define BTRFS_FSID_SIZE 16 #define BTRFS_UUID_SIZE 16 #define BTRFS_UUID_UNPARSED_SIZE 37 @@ -85,6 +82,20 @@ struct btrfs_ioctl_qgroup_limit_args { struct btrfs_qgroup_limit lim; }; +/* + * flags for subvolumes + * + * Used by: + * struct btrfs_ioctl_vol_args_v2.flags + * + * BTRFS_SUBVOL_RDONLY is also provided/consumed by the following ioctls: + * - BTRFS_IOC_SUBVOL_GETFLAGS + * - BTRFS_IOC_SUBVOL_SETFLAGS + */ +#define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0) +#define BTRFS_SUBVOL_RDONLY (1ULL << 1) +#define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2) + #define BTRFS_SUBVOL_NAME_MAX 4039 struct btrfs_ioctl_vol_args_v2 { __s64 fd; -- 2.7.1