From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Josef 'Jeff' Sipek" Subject: [PATCH 32/35] Unionfs: Include file Date: Mon, 4 Dec 2006 07:31:05 -0500 Message-ID: <1165235472347-git-send-email-jsipek@cs.sunysb.edu> References: <1165235468365-git-send-email-jsipek@cs.sunysb.edu> Cc: torvalds@osdl.org, akpm@osdl.org, hch@infradead.org, viro@ftp.linux.org.uk, linux-fsdevel@vger.kernel.org, mhalcrow@us.ibm.com, Josef "Jeff" Sipek Return-path: To: linux-kernel@vger.kernel.org In-Reply-To: <1165235468365-git-send-email-jsipek@cs.sunysb.edu> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org From: Josef "Jeff" Sipek Global include file - can be included from userspace by utilities. Signed-off-by: Josef "Jeff" Sipek Signed-off-by: David Quigley Signed-off-by: Erez Zadok --- include/linux/union_fs.h | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-) diff --git a/include/linux/union_fs.h b/include/linux/union_fs.h new file mode 100644 index 0000000..e76d3cf --- /dev/null +++ b/include/linux/union_fs.h @@ -0,0 +1,20 @@ +#ifndef _LINUX_UNION_FS_H +#define _LINUX_UNION_FS_H + +#define UNIONFS_VERSION "2.0" +/* + * DEFINITIONS FOR USER AND KERNEL CODE: + * (Note: ioctl numbers 1--9 are reserved for fistgen, the rest + * are auto-generated automatically based on the user's .fist file.) + */ +# define UNIONFS_IOCTL_INCGEN _IOR(0x15, 11, int) +# define UNIONFS_IOCTL_QUERYFILE _IOR(0x15, 15, int) + +/* We don't support normal remount, but unionctl uses it. */ +# define UNIONFS_REMOUNT_MAGIC 0x4a5a4380 + +/* should be at least LAST_USED_UNIONFS_PERMISSION<<1 */ +#define MAY_NFSRO 16 + +#endif /* _LINUX_UNIONFS_H */ + -- 1.4.3.3