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Sanity-check if interlock is held when it's passed

This commit is contained in:
ozaki-r 2018-01-16 08:15:29 +00:00
parent 1b37ab7b8c
commit d56bf90bfb
1 changed files with 3 additions and 2 deletions
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5
sys/kern/kern_timeout.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_timeout.c,v 1.53 2018/01/09 01:44:50 christos Exp $ */
/* $NetBSD: kern_timeout.c,v 1.54 2018/01/16 08:15:29 ozaki-r Exp $ */
/*-
* Copyright (c) 2003, 2006, 2007, 2008, 2009 The NetBSD Foundation, Inc.
@ -59,7 +59,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_timeout.c,v 1.53 2018/01/09 01:44:50 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_timeout.c,v 1.54 2018/01/16 08:15:29 ozaki-r Exp $");
/*
* Timeouts are kept in a hierarchical timing wheel. The c_time is the
@ -473,6 +473,7 @@ callout_halt(callout_t *cs, void *interlock)
KASSERT(c->c_magic == CALLOUT_MAGIC);
KASSERT(!cpu_intr_p());
KASSERT(interlock == NULL || mutex_owned(interlock));
lock = callout_lock(c);
relock = NULL;