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[src/trunk]: src/sys/arch/arm/arm32 In pmag_page_remove initilise pvp after t...



details:   https://anonhg.NetBSD.org/src/rev/882a7328e7bd
branches:  trunk
changeset: 974753:882a7328e7bd
user:      skrll <skrll%NetBSD.org@localhost>
date:      Mon Aug 10 05:38:43 2020 +0000

description:
In pmag_page_remove initilise pvp after taking the page lock

diffstat:

 sys/arch/arm/arm32/pmap.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 9c24e8d1e3e2 -r 882a7328e7bd sys/arch/arm/arm32/pmap.c
--- a/sys/arch/arm/arm32/pmap.c Mon Aug 10 01:10:26 2020 +0000
+++ b/sys/arch/arm/arm32/pmap.c Mon Aug 10 05:38:43 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pmap.c,v 1.417 2020/07/10 12:25:09 skrll Exp $ */
+/*     $NetBSD: pmap.c,v 1.418 2020/08/10 05:38:43 skrll Exp $ */
 
 /*
  * Copyright 2003 Wasabi Systems, Inc.
@@ -192,7 +192,7 @@
 #endif
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.417 2020/07/10 12:25:09 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.418 2020/08/10 05:38:43 skrll Exp $");
 
 #include <sys/param.h>
 #include <sys/types.h>
@@ -2837,8 +2837,8 @@
        UVMHIST_FUNC(__func__);
        UVMHIST_CALLARGS(maphist, "md %#jx pa %#jx", (uintptr_t)md, pa, 0, 0);
 
+       pmap_acquire_page_lock(md);
        struct pv_entry **pvp = &SLIST_FIRST(&md->pvh_list);
-       pmap_acquire_page_lock(md);
        if (*pvp == NULL) {
 #ifdef PMAP_CACHE_VIPT
                /*



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