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use a cached value of v_size. no functional changes.

This commit is contained in:
yamt 2007-05-13 13:11:53 +00:00
parent b8cecbd5b3
commit 4d3b7e04c8
1 changed files with 5 additions and 5 deletions
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10
sys/miscfs/genfs/genfs_vnops.c
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@ -1,4 +1,4 @@
/* $NetBSD: genfs_vnops.c,v 1.151 2007/04/24 22:46:03 perseant Exp $ */
/* $NetBSD: genfs_vnops.c,v 1.152 2007/05/13 13:11:53 yamt Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1993
@ -31,7 +31,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: genfs_vnops.c,v 1.151 2007/04/24 22:46:03 perseant Exp $");
__KERNEL_RCSID(0, "$NetBSD: genfs_vnops.c,v 1.152 2007/05/13 13:11:53 yamt Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -463,13 +463,13 @@ startover:
origvsize = vp->v_size;
origoffset = ap->a_offset;
orignpages = *ap->a_count;
GOP_SIZE(vp, vp->v_size, &diskeof, 0);
GOP_SIZE(vp, origvsize, &diskeof, 0);
if (flags & PGO_PASTEOF) {
newsize = MAX(vp->v_size,
newsize = MAX(origvsize,
origoffset + (orignpages << PAGE_SHIFT));
GOP_SIZE(vp, newsize, &memeof, GOP_SIZE_MEM);
} else {
GOP_SIZE(vp, vp->v_size, &memeof, GOP_SIZE_MEM);
GOP_SIZE(vp, origvsize, &memeof, GOP_SIZE_MEM);
}
KASSERT(ap->a_centeridx >= 0 || ap->a_centeridx <= orignpages);
KASSERT((origoffset & (PAGE_SIZE - 1)) == 0 && origoffset >= 0);