[src/trunk]: src/sys/kern Allocate a color compatible VA for the page we are ...

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

details:   https://anonhg.NetBSD.org/src/rev/6a7d7da146eb
branches:  trunk
changeset: 769170:6a7d7da146eb
user:      matt <matt%NetBSD.org@localhost>
date:      Thu Sep 01 18:33:11 2011 +0000

description:
Allocate a color compatible VA for the page we are entering.

diffstat:

 sys/kern/kern_verifiedexec.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r af3a1dafcc47 -r 6a7d7da146eb sys/kern/kern_verifiedexec.c
--- a/sys/kern/kern_verifiedexec.c      Thu Sep 01 18:29:29 2011 +0000
+++ b/sys/kern/kern_verifiedexec.c      Thu Sep 01 18:33:11 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_verifiedexec.c,v 1.125 2011/01/29 00:38:25 christos Exp $ */
+/*     $NetBSD: kern_verifiedexec.c,v 1.126 2011/09/01 18:33:11 matt Exp $     */
 
 /*-
  * Copyright (c) 2005, 2006 Elad Efrat <elad%NetBSD.org@localhost>
@@ -29,7 +29,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_verifiedexec.c,v 1.125 2011/01/29 00:38:25 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_verifiedexec.c,v 1.126 2011/09/01 18:33:11 matt Exp $");
 
 #include "opt_veriexec.h"
 
@@ -782,7 +782,8 @@
 
        ctx = kmem_alloc(vfe->ops->context_size, KM_SLEEP);
        fp = kmem_alloc(vfe->ops->hash_len, KM_SLEEP);
-       kva = uvm_km_alloc(kernel_map, PAGE_SIZE, 0, UVM_KMF_VAONLY | UVM_KMF_WAITVA);
+       kva = uvm_km_alloc(kernel_map, PAGE_SIZE, VM_PGCOLOR_BUCKET(pg),
+           UVM_KMF_COLORMATCH | UVM_KMF_VAONLY | UVM_KMF_WAITVA);
        pmap_kenter_pa(kva, VM_PAGE_TO_PHYS(pg), VM_PROT_READ, 0);
        pmap_update(pmap_kernel());