[src/trunk]: src/sys/external/bsd/drm2/linux linux: Make kthread_park/stop wo...

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

details:   https://anonhg.NetBSD.org/src/rev/9ef0de21498e
branches:  trunk
changeset: 1028924:9ef0de21498e
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sun Dec 19 12:29:39 2021 +0000

description:
linux: Make kthread_park/stop work at IPL_VM.

Needed in order to hold spin locks around it.

diffstat:

 sys/external/bsd/drm2/linux/linux_kthread.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 1a2fc38605d1 -r 9ef0de21498e sys/external/bsd/drm2/linux/linux_kthread.c
--- a/sys/external/bsd/drm2/linux/linux_kthread.c       Sun Dec 19 12:29:33 2021 +0000
+++ b/sys/external/bsd/drm2/linux/linux_kthread.c       Sun Dec 19 12:29:39 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: linux_kthread.c,v 1.2 2021/12/19 12:24:19 riastradh Exp $      */
+/*     $NetBSD: linux_kthread.c,v 1.3 2021/12/19 12:29:39 riastradh Exp $      */
 
 /*-
  * Copyright (c) 2021 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: linux_kthread.c,v 1.2 2021/12/19 12:24:19 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: linux_kthread.c,v 1.3 2021/12/19 12:29:39 riastradh Exp $");
 
 #include <sys/types.h>
 
@@ -115,7 +115,7 @@
 
        T = kmem_zalloc(sizeof(*T), KM_SLEEP);
 
-       mutex_init(&T->kt_lock, MUTEX_DEFAULT, IPL_NONE);
+       mutex_init(&T->kt_lock, MUTEX_DEFAULT, IPL_VM);
        cv_init(&T->kt_cv, "lnxkthrd");
 
        T->kt_func = func;