[src/trunk]: src/sys/uvm Zero clear an array of vm_page * before passing it t...

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

details:   https://anonhg.NetBSD.org/src/rev/e51064eb97d5
branches:  trunk
changeset: 517765:e51064eb97d5
user:      enami <enami%NetBSD.org@localhost>
date:      Mon Nov 19 02:44:27 2001 +0000

description:
Zero clear an array of vm_page * before passing it to VOP_GETPAGES().

diffstat:

 sys/uvm/uvm_bio.c |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (26 lines):

diff -r dfce68dcec47 -r e51064eb97d5 sys/uvm/uvm_bio.c
--- a/sys/uvm/uvm_bio.c Mon Nov 19 02:17:18 2001 +0000
+++ b/sys/uvm/uvm_bio.c Mon Nov 19 02:44:27 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uvm_bio.c,v 1.21 2001/11/10 07:36:59 lukem Exp $       */
+/*     $NetBSD: uvm_bio.c,v 1.22 2001/11/19 02:44:27 enami Exp $       */
 
 /*
  * Copyright (c) 1998 Chuck Silvers.
@@ -34,7 +34,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uvm_bio.c,v 1.21 2001/11/10 07:36:59 lukem Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uvm_bio.c,v 1.22 2001/11/19 02:44:27 enami Exp $");
 
 #include "opt_uvmhist.h"
 
@@ -434,6 +434,7 @@
                        umap->flags &= ~UMAP_MAPPING_CACHED;
                        pmap_remove(pmap_kernel(), va, va + ubc_winsize);
                }
+               memset(pgs, 0, sizeof(pgs));
                simple_lock(&uobj->vmobjlock);
                error = VOP_GETPAGES(vp, trunc_page(offset), pgs, &npages, 0,
                    VM_PROT_READ|VM_PROT_WRITE, 0, gpflags);