[src/trunk]: src/sys/kern In itimer_arm_real(), KASSERT that it->it_dying is ...

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

details:   https://anonhg.NetBSD.org/src/rev/f73843a6abb4
branches:  trunk
changeset: 373573:f73843a6abb4
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Sat Feb 18 14:04:17 2023 +0000

description:
In itimer_arm_real(), KASSERT that it->it_dying is false.  This was
already implicitly assumed, but make it explicit in hopes of tracking
down kern/57226.

diffstat:

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

diffs (27 lines):

diff -r cf5880119773 -r f73843a6abb4 sys/kern/kern_time.c
--- a/sys/kern/kern_time.c      Sat Feb 18 13:28:05 2023 +0000
+++ b/sys/kern/kern_time.c      Sat Feb 18 14:04:17 2023 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_time.c,v 1.218 2022/10/26 23:23:52 riastradh Exp $        */
+/*     $NetBSD: kern_time.c,v 1.219 2023/02/18 14:04:17 thorpej Exp $  */
 
 /*-
  * Copyright (c) 2000, 2004, 2005, 2007, 2008, 2009, 2020
@@ -62,7 +62,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_time.c,v 1.218 2022/10/26 23:23:52 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_time.c,v 1.219 2023/02/18 14:04:17 thorpej Exp $");
 
 #include <sys/param.h>
 #include <sys/resourcevar.h>
@@ -809,6 +809,8 @@
 static void
 itimer_arm_real(struct itimer * const it)
 {
+       KASSERT(!it->it_dying);
+
        /*
         * Don't need to check tshzto() return value, here.
         * callout_reset() does it for us.