[src/trunk]: src/sys/kern vmem_list_lock needs to be an adaptive lock. Fixes...

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

details:   https://anonhg.NetBSD.org/src/rev/d2e82ccff00b
branches:  trunk
changeset: 1009360:d2e82ccff00b
user:      ad <ad%NetBSD.org@localhost>
date:      Tue Apr 21 17:50:19 2020 +0000

description:
vmem_list_lock needs to be an adaptive lock.  Fixes LOCKDEBUG panic.

diffstat:

 sys/kern/subr_vmem.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 35d149d6e9ad -r d2e82ccff00b sys/kern/subr_vmem.c
--- a/sys/kern/subr_vmem.c      Tue Apr 21 15:04:12 2020 +0000
+++ b/sys/kern/subr_vmem.c      Tue Apr 21 17:50:19 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: subr_vmem.c,v 1.102 2020/04/19 21:55:37 ad Exp $       */
+/*     $NetBSD: subr_vmem.c,v 1.103 2020/04/21 17:50:19 ad Exp $       */
 
 /*-
  * Copyright (c)2006,2007,2008,2009 YAMAMOTO Takashi,
@@ -46,7 +46,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: subr_vmem.c,v 1.102 2020/04/19 21:55:37 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: subr_vmem.c,v 1.103 2020/04/21 17:50:19 ad Exp $");
 
 #if defined(_KERNEL) && defined(_KERNEL_OPT)
 #include "opt_ddb.h"
@@ -662,7 +662,7 @@
 vmem_bootstrap(void)
 {
 
-       mutex_init(&vmem_list_lock, MUTEX_DEFAULT, IPL_VM);
+       mutex_init(&vmem_list_lock, MUTEX_DEFAULT, IPL_NONE);
        mutex_init(&vmem_btag_lock, MUTEX_DEFAULT, IPL_VM);
        mutex_init(&vmem_btag_refill_lock, MUTEX_DEFAULT, IPL_VM);