remove D_PROT

fs/devfs/devfs_vnops.c

@@ -141,10 +141,7 @@ devfs_lookup(vnode_t dvp, char *name, vnode_t vp)
 	if (info.flags & D_TTY)
 		vp->v_flags |= VISTTY;
 
-	if (info.flags & D_PROT)
-		vp->v_flags |= VPROTDEV;
-	else
-		vp->v_mode = (mode_t)(S_IRUSR | S_IWUSR);
+	vp->v_mode = (mode_t)(S_IRUSR | S_IWUSR);
 	return 0;
 }
 

fs/devfs/device.h

@@ -50,13 +50,10 @@ struct devinfo {
 
 /*
  * Device flags
- *
- * If D_PROT is set, the device can not be opened via devfs.
  */
 #define D_CHR		0x00000001	/* character device */
 #define D_BLK		0x00000002	/* block device */
 #define D_REM		0x00000004	/* removable device */
-#define D_PROT		0x00000008	/* protected device */
 #define D_TTY		0x00000010	/* tty device */
 
 typedef int (*devop_open_t)   (struct device *, int);