[src/trunk]: src/external/cddl/osnet/dev Add autounload logic to dtrace modul...

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a407defaa9f0
branches:  trunk
changeset: 344636:a407defaa9f0
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sat Apr 09 15:18:48 2016 +0000

description:
Add autounload logic to dtrace module prototype.

diffstat:

 external/cddl/osnet/dev/prototype.c |  8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diffs (29 lines):

diff -r 3efa7f776018 -r a407defaa9f0 external/cddl/osnet/dev/prototype.c
--- a/external/cddl/osnet/dev/prototype.c       Sat Apr 09 15:17:58 2016 +0000
+++ b/external/cddl/osnet/dev/prototype.c       Sat Apr 09 15:18:48 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: prototype.c,v 1.3 2015/03/09 03:43:02 riastradh Exp $  */
+/*     $NetBSD: prototype.c,v 1.4 2016/04/09 15:18:48 riastradh Exp $  */
 
 /*-
  * Copyright (c) 2015 The NetBSD Foundation, Inc.
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: prototype.c,v 1.3 2015/03/09 03:43:02 riastradh Exp $");
+__RCSID("$NetBSD: prototype.c,v 1.4 2016/04/09 15:18:48 riastradh Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -168,6 +168,10 @@
                return prototype_init();
        case MODULE_CMD_FINI:
                return prototype_fini();
+       case MODULE_CMD_AUTOUNLOAD:
+               if (prototype_users)
+                       return EBUSY;
+               return 0;
        default:
                return ENOTTY;
        }