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In topdown mode, subtract the page rounded memory size of the psection, 

not the rounded file size.  Otherwise if BSS needs more pages beyond
data you'll extend too far.
This commit is contained in:
matt 2003-02-21 03:53:43 +00:00
parent c1234c6385
commit b411ef736c
1 changed files with 3 additions and 3 deletions
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6
sys/kern/exec_elf32.c
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@ -1,4 +1,4 @@
/* $NetBSD: exec_elf32.c,v 1.80 2003/02/20 22:16:07 atatat Exp $ */
/* $NetBSD: exec_elf32.c,v 1.81 2003/02/21 03:53:43 matt Exp $ */
/*-
* Copyright (c) 1994, 2000 The NetBSD Foundation, Inc.
@ -64,7 +64,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(1, "$NetBSD: exec_elf32.c,v 1.80 2003/02/20 22:16:07 atatat Exp $");
__KERNEL_RCSID(1, "$NetBSD: exec_elf32.c,v 1.81 2003/02/21 03:53:43 matt Exp $");
/* If not included by exec_elf64.c, ELFSIZE won't be defined. */
#ifndef ELFSIZE
@ -281,7 +281,7 @@ ELFNAME(load_psection)(struct exec_vmcmd_set *vcset, struct vnode *vp,
}
if ((flags & (VMCMD_TOPDOWN|VMCMD_RELATIVE)) == VMCMD_TOPDOWN)
*addr -= round_page(*size);
*addr -= round_page(msize);
if (psize > 0) {
NEW_VMCMD2(vcset, ph->p_align < PAGE_SIZE ?
vmcmd_map_readvn : vmcmd_map_pagedvn, psize, *addr, vp,