xnu-792.25.20.tar.gz

[apple/xnu.git] / bsd / miscfs / devfs / devfs_vfsops.c

diff --git a/bsd/miscfs/devfs/devfs_vfsops.c b/bsd/miscfs/devfs/devfs_vfsops.c
index ebd4790491fe392d692edd5a4a5016a8304f5cd6..a1ed0909dbfdf825e4a2d53d6b412bb8f6dc42ad 100644 (file)
--- a/bsd/miscfs/devfs/devfs_vfsops.c
+++ b/bsd/miscfs/devfs/devfs_vfsops.c
@@ -3,20 +3,19 @@
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * The contents of this file constitute Original Code as defined in and
+ * are subject to the Apple Public Source License Version 1.1 (the
+ * "License").  You may not use this file except in compliance with the
+ * License.  Please obtain a copy of the License at
+ * http://www.apple.com/publicsource and read it before using this file.
  * 
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * This Original Code and all software distributed under the License are
+ * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.
  * 
  * @APPLE_LICENSE_HEADER_END@
  */
@@ -72,6 +71,7 @@ static int devfs_statfs( struct mount *mp, struct vfsstatfs *sbp, vfs_context_t
 static int devfs_vfs_getattr(mount_t mp, struct vfs_attr *fsap, vfs_context_t context);
 
 static struct vfstable * devfs_vfsp = 0;
+extern int setup_kmem;
 
 
 /*-
@@ -93,10 +93,9 @@ devfs_init(struct vfsconf *vfsp)
                    UID_ROOT, GID_WHEEL, 0622, "console");
     devfs_make_node(makedev(2, 0), DEVFS_CHAR, 
                    UID_ROOT, GID_WHEEL, 0666, "tty");
-    devfs_make_node(makedev(3, 0), DEVFS_CHAR, 
-                   UID_ROOT, GID_KMEM, 0640, "mem");
-    devfs_make_node(makedev(3, 1), DEVFS_CHAR, 
-                   UID_ROOT, GID_KMEM, 0640, "kmem");
+    if (setup_kmem) {
+       devfs_setup_kmem();
+    }
     devfs_make_node(makedev(3, 2), DEVFS_CHAR, 
                    UID_ROOT, GID_WHEEL, 0666, "null");
     devfs_make_node(makedev(3, 3), DEVFS_CHAR, 
@@ -106,6 +105,16 @@ devfs_init(struct vfsconf *vfsp)
     return 0;
 }
 
+__private_extern__ void
+devfs_setup_kmem(void)
+{
+       devfs_make_node(makedev(3, 0), DEVFS_CHAR, 
+                   UID_ROOT, GID_KMEM, 0640, "mem");
+       devfs_make_node(makedev(3, 1), DEVFS_CHAR, 
+                   UID_ROOT, GID_KMEM, 0640, "kmem");
+}
+
+
 /*-
  *  mp  - pointer to 'mount' structure
  *  path - addr in user space of mount point (ie /usr or whatever)