[src/trunk]: src/sys/kern pcu_available_p is only used in KASSERT(), fix non-...

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

details:   https://anonhg.NetBSD.org/src/rev/872a42fe5ab8
branches:  trunk
changeset: 936873:872a42fe5ab8
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Aug 07 18:46:00 2020 +0000

description:
pcu_available_p is only used in KASSERT(), fix non-diagnostic build.

diffstat:

 sys/kern/subr_pcu.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (34 lines):

diff -r 65502406410b -r 872a42fe5ab8 sys/kern/subr_pcu.c
--- a/sys/kern/subr_pcu.c       Fri Aug 07 18:26:33 2020 +0000
+++ b/sys/kern/subr_pcu.c       Fri Aug 07 18:46:00 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: subr_pcu.c,v 1.23 2020/08/01 02:05:45 riastradh Exp $  */
+/*     $NetBSD: subr_pcu.c,v 1.24 2020/08/07 18:46:00 christos Exp $   */
 
 /*-
  * Copyright (c) 2011, 2014 The NetBSD Foundation, Inc.
@@ -52,7 +52,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: subr_pcu.c,v 1.23 2020/08/01 02:05:45 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: subr_pcu.c,v 1.24 2020/08/07 18:46:00 christos Exp $");
 
 #include <sys/param.h>
 #include <sys/cpu.h>
@@ -88,6 +88,7 @@
 /* PCU operations structure provided by the MD code. */
 extern const pcu_ops_t * const pcu_ops_md_defs[];
 
+#ifdef DIAGNOSTIC
 /*
  * pcu_available_p: true if lwp is allowed to use PCU state.
  */
@@ -98,6 +99,7 @@
        /* XXX Not sure this is safe unless l is locked!  */
        return (l->l_flag & (LW_SYSTEM|LW_SYSTEM_FPU)) != LW_SYSTEM;
 }
+#endif
 
 /*
  * pcu_switchpoint: release PCU state if the LWP is being run on another CPU.