[src/trunk]: src/sys/sys hide functions from userland.

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

details:   https://anonhg.NetBSD.org/src/rev/cd2fd4cec5a8
branches:  trunk
changeset: 819768:cd2fd4cec5a8
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Dec 16 20:12:11 2016 +0000

description:
hide functions from userland.

diffstat:

 sys/sys/psref.h |  4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diffs (24 lines):

diff -r 6e4419cccec5 -r cd2fd4cec5a8 sys/sys/psref.h
--- a/sys/sys/psref.h   Fri Dec 16 20:11:52 2016 +0000
+++ b/sys/sys/psref.h   Fri Dec 16 20:12:11 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: psref.h,v 1.1 2016/04/09 06:21:16 riastradh Exp $      */
+/*     $NetBSD: psref.h,v 1.2 2016/12/16 20:12:11 christos Exp $       */
 
 /*-
  * Copyright (c) 2016 The NetBSD Foundation, Inc.
@@ -75,6 +75,7 @@
        struct cpu_info                 *psref_cpu;
 };
 
+#ifdef _KERNEL
 struct psref_class *
        psref_class_create(const char *, int);
 void   psref_class_destroy(struct psref_class *);
@@ -91,5 +92,6 @@
 
 /* For use only in assertions.  */
 bool   psref_held(const struct psref_target *, struct psref_class *);
+#endif
 
 #endif /* _SYS_PSREF_H */