[src/trunk]: src/sys/uvm uvm_page_to_phys: mask off the lower bits.

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

details:   https://anonhg.NetBSD.org/src/rev/8099aca9c967
branches:  trunk
changeset: 1005804:8099aca9c967
user:      ad <ad%NetBSD.org@localhost>
date:      Sat Dec 21 15:16:14 2019 +0000

description:
uvm_page_to_phys: mask off the lower bits.

diffstat:

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

diffs (27 lines):

diff -r 90312d271e9a -r 8099aca9c967 sys/uvm/uvm_page.c
--- a/sys/uvm/uvm_page.c        Sat Dec 21 15:12:34 2019 +0000
+++ b/sys/uvm/uvm_page.c        Sat Dec 21 15:16:14 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uvm_page.c,v 1.210 2019/12/21 14:50:34 ad Exp $        */
+/*     $NetBSD: uvm_page.c,v 1.211 2019/12/21 15:16:14 ad Exp $        */
 
 /*
  * Copyright (c) 1997 Charles D. Cranor and Washington University.
@@ -66,7 +66,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uvm_page.c,v 1.210 2019/12/21 14:50:34 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uvm_page.c,v 1.211 2019/12/21 15:16:14 ad Exp $");
 
 #include "opt_ddb.h"
 #include "opt_uvm.h"
@@ -608,7 +608,7 @@
 uvm_vm_page_to_phys(const struct vm_page *pg)
 {
 
-       return pg->phys_addr;
+       return pg->phys_addr & ~(PAGE_SIZE - 1);
 }
 
 /*