Re: [PATCH 22/22][RFC] Unionfs: Include file

Jan Engelhardt
2006-09-04T07:59:35Z

On Aug 31 2006 22:02, Josef Sipek wrote:

>Date: Thu, 31 Aug 2006 22:02:22 -0400
>From: Josef Sipek <jsipek@cs.sunysb.edu>
>To: linux-kernel@vger.kernel.org
>Cc: linux-fsdevel@vger.kernel.org, hch@infradead.org, akpm@osdl.org,
> viro@ftp.linux.org.uk
>Subject: [PATCH 22/22][RFC] Unionfs: Include file
>
>From: Josef "Jeff" Sipek <jsipek@cs.sunysb.edu>
>
>Global include file - can be included from userspace by utilities.
>
>Signed-off-by: Josef "Jeff" Sipek <jsipek@cs.sunysb.edu>
>Signed-off-by: David Quigley <dquigley@fsl.cs.sunysb.edu>
>Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>
>
>---
>
> include/linux/union_fs.h | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
>diff -Nur -x linux-2.6-git/Documentation/dontdiff linux-2.6-git/include/linux/union_fs.h linux-2.6-git-unionfs/include/linux/union_fs.h
>--- linux-2.6-git/include/linux/union_fs.h 1969-12-31 19:00:00.000000000 -0500
>+++ linux-2.6-git-unionfs/include/linux/union_fs.h 2006-08-31 19:04:04.000000000 -0400
>@@ -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 */
>+
>-
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Jan Engelhardt
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VGER BF report: U 0.495265