[src/trunk]: src/sys/uvm Don't require a write lock for page enqueue/activate...

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

details:   https://anonhg.NetBSD.org/src/rev/c986bbb3bd00
branches:  trunk
changeset: 745872:c986bbb3bd00
user:      ad <ad%NetBSD.org@localhost>
date:      Sat Mar 14 21:06:35 2020 +0000

description:
Don't require a write lock for page enqueue/activate/deactivate.

diffstat:

 sys/uvm/uvm_page.c |  10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diffs (45 lines):

diff -r 95edec8d66e5 -r c986bbb3bd00 sys/uvm/uvm_page.c
--- a/sys/uvm/uvm_page.c        Sat Mar 14 20:48:40 2020 +0000
+++ b/sys/uvm/uvm_page.c        Sat Mar 14 21:06:35 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uvm_page.c,v 1.231 2020/03/14 20:23:51 ad Exp $        */
+/*     $NetBSD: uvm_page.c,v 1.232 2020/03/14 21:06:35 ad Exp $        */
 
 /*-
  * Copyright (c) 2019, 2020 The NetBSD Foundation, Inc.
@@ -95,7 +95,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uvm_page.c,v 1.231 2020/03/14 20:23:51 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uvm_page.c,v 1.232 2020/03/14 21:06:35 ad Exp $");
 
 #include "opt_ddb.h"
 #include "opt_uvm.h"
@@ -1908,7 +1908,7 @@
 uvm_pagedeactivate(struct vm_page *pg)
 {
 
-       KASSERT(uvm_page_owner_locked_p(pg, true));
+       KASSERT(uvm_page_owner_locked_p(pg, false));
        KASSERT(mutex_owned(&pg->interlock));
        if (pg->wire_count == 0) {
                KASSERT(uvmpdpol_pageisqueued_p(pg));
@@ -1927,7 +1927,7 @@
 uvm_pageactivate(struct vm_page *pg)
 {
 
-       KASSERT(uvm_page_owner_locked_p(pg, true));
+       KASSERT(uvm_page_owner_locked_p(pg, false));
        KASSERT(mutex_owned(&pg->interlock));
 #if defined(READAHEAD_STATS)
        if ((pg->flags & PG_READAHEAD) != 0) {
@@ -1968,7 +1968,7 @@
 uvm_pageenqueue(struct vm_page *pg)
 {
 
-       KASSERT(uvm_page_owner_locked_p(pg, true));
+       KASSERT(uvm_page_owner_locked_p(pg, false));
        KASSERT(mutex_owned(&pg->interlock));
        if (pg->wire_count == 0 && !uvmpdpol_pageisqueued_p(pg)) {
                uvmpdpol_pageenqueue(pg);