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From: Martin Matuska <mm@FreeBSD.org>
Date: Wed, 29 Feb 2012 16:16:36 +0000 (UTC)
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Subject: svn commit: r232307 - head/sys/fs/devfs
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Author: mm
Date: Wed Feb 29 16:16:36 2012
New Revision: 232307
URL: http://svn.freebsd.org/changeset/base/232307

Log:
  Add "export" to devfs_opts[] and return EOPNOTSUPP if called with it.
  Fixes mountd warnings.
  
  Reported by:	kib
  MFC after:	1 week

Modified:
  head/sys/fs/devfs/devfs_vfsops.c

Modified: head/sys/fs/devfs/devfs_vfsops.c
==============================================================================
--- head/sys/fs/devfs/devfs_vfsops.c	Wed Feb 29 16:16:00 2012	(r232306)
+++ head/sys/fs/devfs/devfs_vfsops.c	Wed Feb 29 16:16:36 2012	(r232307)
@@ -58,7 +58,7 @@ static vfs_root_t	devfs_root;
 static vfs_statfs_t	devfs_statfs;
 
 static const char *devfs_opts[] = {
-	"from", "ruleset", NULL
+	"from", "export", "ruleset", NULL
 };
 
 /*
@@ -91,6 +91,9 @@ devfs_mount(struct mount *mp)
 		if (vfs_filteropt(mp->mnt_optnew, devfs_opts))
 			return (EINVAL);
 
+		if (vfs_flagopt(mp->mnt_optnew, "export", NULL, 0))
+			return (EOPNOTSUPP);
+
 		if (vfs_getopt(mp->mnt_optnew, "ruleset", NULL, NULL) == 0 &&
 		    (vfs_scanopt(mp->mnt_optnew, "ruleset", "%d",
 		    &rsnum) != 1 || rsnum < 0 || rsnum > 65535)) {