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From: Edward Tomasz Napierala <trasz@FreeBSD.org>
Date: Fri, 29 May 2009 15:00:04 +0000 (UTC)
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Subject: svn commit: r193041 - head/sys/sys
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Author: trasz
Date: Fri May 29 15:00:04 2009
New Revision: 193041
URL: http://svn.freebsd.org/changeset/base/193041

Log:
  There is only one spare MNT_ flag left, and I want to use it for NFSv4 ACLs.
  Make room for additional filesystem flags now, to avoid breaking ABI later.
  
  Reviewed by:	kib@

Modified:
  head/sys/sys/mount.h

Modified: head/sys/sys/mount.h
==============================================================================
--- head/sys/sys/mount.h	Fri May 29 14:42:02 2009	(r193040)
+++ head/sys/sys/mount.h	Fri May 29 15:00:04 2009	(r193041)
@@ -167,6 +167,7 @@ struct mount {
 	int		mnt_writeopcount;	/* (i) write syscalls pending */
 	int		mnt_kern_flag;		/* (i) kernel only flags */
 	u_int		mnt_flag;		/* (i) flags shared with user */
+	u_int		mnt_xflag;		/* (i) more flags shared with user */
 	u_int		mnt_noasync;		/* (i) # noasync overrides */
 	struct vfsoptlist *mnt_opt;		/* current mount options */
 	struct vfsoptlist *mnt_optnew;		/* new options passed to fs */
@@ -221,7 +222,7 @@ void          __mnt_vnode_markerfree(str
 #endif /* _KERNEL */
 
 /*
- * User specifiable flags.
+ * User specifiable flags, stored in mnt_flag.
  */
 #define	MNT_RDONLY	0x00000001	/* read only filesystem */
 #define	MNT_SYNCHRONOUS	0x00000002	/* filesystem written synchronously */