[src/trunk]: src/sys/kern Use USPACE_ALIGN for an alignment argument on alloc...

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

details:   https://anonhg.NetBSD.org/src/rev/c4a0b3bb073d
branches:  trunk
changeset: 500404:c4a0b3bb073d
user:      tsutsui <tsutsui%NetBSD.org@localhost>
date:      Mon Dec 11 15:35:42 2000 +0000

description:
Use USPACE_ALIGN for an alignment argument on allocating U-area.
The default value is 0, and could be overridden by machine/vmparam.h.

diffstat:

 sys/kern/kern_fork.c |  9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diffs (23 lines):

diff -r c4c52839f8f3 -r c4a0b3bb073d sys/kern/kern_fork.c
--- a/sys/kern/kern_fork.c      Mon Dec 11 15:35:09 2000 +0000
+++ b/sys/kern/kern_fork.c      Mon Dec 11 15:35:42 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_fork.c,v 1.79 2000/12/11 05:29:02 mycroft Exp $   */
+/*     $NetBSD: kern_fork.c,v 1.80 2000/12/11 15:35:42 tsutsui Exp $   */
 
 /*
  * Copyright (c) 1982, 1986, 1989, 1991, 1993
@@ -145,7 +145,12 @@
         * kernel virtual address space.  The actual U-area pages will
         * be allocated and wired in vm_fork().
         */
-       uaddr = uvm_km_valloc_align(kernel_map, USPACE, USPACE);
+
+#ifndef USPACE_ALIGN
+#define USPACE_ALIGN   0
+#endif
+
+       uaddr = uvm_km_valloc_align(kernel_map, USPACE, USPACE_ALIGN);
        if (__predict_false(uaddr == 0)) {
                (void)chgproccnt(uid, -1);
                nprocs--;