[src/trunk]: src/sys/arch/sh3/sh3 One more tweak.

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

details:   https://anonhg.NetBSD.org/src/rev/34833efe04e5
branches:  trunk
changeset: 846880:34833efe04e5
user:      ad <ad%NetBSD.org@localhost>
date:      Tue Dec 03 12:42:21 2019 +0000

description:
One more tweak.

diffstat:

 sys/arch/sh3/sh3/exception.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 7733e1fcb1fd -r 34833efe04e5 sys/arch/sh3/sh3/exception.c
--- a/sys/arch/sh3/sh3/exception.c      Tue Dec 03 12:39:00 2019 +0000
+++ b/sys/arch/sh3/sh3/exception.c      Tue Dec 03 12:42:21 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: exception.c,v 1.72 2019/12/03 12:39:00 ad Exp $        */
+/*     $NetBSD: exception.c,v 1.73 2019/12/03 12:42:21 ad Exp $        */
 
 /*-
  * Copyright (c) 2002, 2019 The NetBSD Foundation, Inc. All rights reserved.
@@ -79,7 +79,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: exception.c,v 1.72 2019/12/03 12:39:00 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: exception.c,v 1.73 2019/12/03 12:42:21 ad Exp $");
 
 #include "opt_ddb.h"
 #include "opt_kgdb.h"
@@ -378,7 +378,8 @@
 
        /* Page not found. call fault handler */
        splx(tf->tf_ssr & PSL_IMASK);
-       LWP_CACHE_CREDS(l, l->l_proc);
+       if (usermode)
+               LWP_CACHE_CREDS(l, l->l_proc);
        pcb->pcb_onfault = NULL;
        err = uvm_fault(map, va, ftype);
        pcb->pcb_onfault = onfault;