[src/trunk]: src/sys/arch/usermode/usermode Cleanup pmap_extract(); no functi...

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

details:   https://anonhg.NetBSD.org/src/rev/3c628da178aa
branches:  trunk
changeset: 769599:3c628da178aa
user:      reinoud <reinoud%NetBSD.org@localhost>
date:      Thu Sep 15 15:20:17 2011 +0000

description:
Cleanup pmap_extract(); no functional change

diffstat:

 sys/arch/usermode/usermode/pmap.c |  16 ++++++++--------
 1 files changed, 8 insertions(+), 8 deletions(-)

diffs (48 lines):

diff -r cea6ba27e41c -r 3c628da178aa sys/arch/usermode/usermode/pmap.c
--- a/sys/arch/usermode/usermode/pmap.c Thu Sep 15 15:08:51 2011 +0000
+++ b/sys/arch/usermode/usermode/pmap.c Thu Sep 15 15:20:17 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: pmap.c,v 1.67 2011/09/15 15:08:51 reinoud Exp $ */
+/* $NetBSD: pmap.c,v 1.68 2011/09/15 15:20:17 reinoud Exp $ */
 
 /*-
  * Copyright (c) 2011 Reinoud Zandijk <reinoud%NetBSD.org@localhost>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.67 2011/09/15 15:08:51 reinoud Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.68 2011/09/15 15:20:17 reinoud Exp $");
 
 #include "opt_memsize.h"
 #include "opt_kmempages.h"
@@ -911,23 +911,23 @@
 }
 
 bool
-pmap_extract(pmap_t pmap, vaddr_t va, paddr_t *pap)
+pmap_extract(pmap_t pmap, vaddr_t va, paddr_t *ppa)
 {
        struct pv_entry *pv;
+       intptr_t lpn;
 
-       /* TODO protect against roque values */
        dprintf_debug("pmap_extract: extracting va %p\n", (void *) va);
 #ifdef DIAGNOSTIC
        if ((va < VM_MIN_ADDRESS) || (va > VM_MAX_ADDRESS))
                panic("pmap_extract: invalid va isued\n");
 #endif
-       pv = pmap->pm_entries[atop(va - VM_MIN_ADDRESS)]; /* V->L */
+       lpn = atop(va - VM_MIN_ADDRESS);        /* V->L */
+       pv = pmap->pm_entries[lpn];
 
        if (pv == NULL)
                return false;
-
-       if (pap)
-               *pap = ptoa(pv->pv_ppn);
+       if (ppa)
+               *ppa = ptoa(pv->pv_ppn);
        return true;
 }