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softint_dispatch(): replace the KASSERT for LW_RUNNING with a big printf() 

plus panic() that dumps lots of info.
This commit is contained in:
ad 2020-01-26 18:52:55 +00:00
parent 234862bea4
commit f934237fe3
1 changed files with 20 additions and 3 deletions
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23
sys/kern/kern_softint.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_softint.c,v 1.58 2020/01/25 15:12:47 ad Exp $ */
/* $NetBSD: kern_softint.c,v 1.59 2020/01/26 18:52:55 ad Exp $ */
/*-
* Copyright (c) 2007, 2008, 2019, 2020 The NetBSD Foundation, Inc.
@ -170,7 +170,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_softint.c,v 1.58 2020/01/25 15:12:47 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_softint.c,v 1.59 2020/01/26 18:52:55 ad Exp $");
#include <sys/param.h>
#include <sys/proc.h>
@ -841,7 +841,24 @@ softint_dispatch(lwp_t *pinned, int s)
u_int timing;
lwp_t *l;
KASSERT((pinned->l_flag & LW_RUNNING) != 0);
#ifdef DIAGNOSTIC
if ((pinned->l_flag & LW_RUNNING) == 0 || curlwp->l_stat != LSIDL) {
struct lwp *onproc = curcpu()->ci_onproc;
int s2 = splhigh();
printf("curcpu=%d, spl=%d curspl=%d\n"
"onproc=%p => l_stat=%d l_flag=%08x l_cpu=%d\n"
"curlwp=%p => l_stat=%d l_flag=%08x l_cpu=%d\n"
"pinned=%p => l_stat=%d l_flag=%08x l_cpu=%d\n",
cpu_index(curcpu()), s, s2, onproc, onproc->l_stat,
onproc->l_flag, cpu_index(onproc->l_cpu), curlwp,
curlwp->l_stat, curlwp->l_flag,
cpu_index(curlwp->l_cpu), pinned, pinned->l_stat,
pinned->l_flag, cpu_index(pinned->l_cpu));
splx(s2);
panic("softint screwup");
}
#endif
l = curlwp;
si = l->l_private;