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* sysdeps/unix/sysv/linux/powerpc/mmap64.c: Define PAGE_SHIFT

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explicitly rather than getting it from <asm/page.h>.
2000-10-21  Geoffrey Keating  <geoffk@cygnus.com>

	* sysdeps/unix/sysv/linux/powerpc/mmap64.c: Define PAGE_SHIFT
	explicitly rather than getting it from <asm/page.h>.
This commit is contained in:
Geoff Keating 2000-10-24 21:09:50 +00:00
parent 4b4fcf99d1
commit 0a1e7f70eb
2 changed files with 10 additions and 3 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2000-10-21 Geoffrey Keating <geoffk@cygnus.com>
* sysdeps/unix/sysv/linux/powerpc/mmap64.c: Define PAGE_SHIFT
explicitly rather than getting it from <asm/page.h>.
2000-10-24 Ulrich Drepper <drepper@redhat.com>
* elf/dl-close.c (_dl_close): Handle relocation dependencies of

8
sysdeps/unix/sysv/linux/powerpc/mmap64.c
View File

@ -25,9 +25,12 @@
#include <sys/syscall.h>
#include <bp-checks.h>
#include <asm/page.h>
#include "kernel-features.h"
/* This is always the constant 12 for this routine, even if the actual
page size is larger. */
#define PAGE_SHIFT 12
#ifdef __NR_mmap2
extern void *__unbounded __syscall_mmap2(void *__unbounded, size_t,
int, int, int, off_t);
@ -44,12 +47,11 @@ __mmap64 (__ptr_t addr, size_t len, int prot, int flags, int fd, off64_t offset)
# ifndef __ASSUME_MMAP2_SYSCALL
! have_no_mmap2 &&
# endif
! (offset & ~PAGE_MASK))
! (offset & -(1 << (PAGE_SHIFT+1))))
{
# ifndef __ASSUME_MMAP2_SYSCALL
int saved_errno = errno;
# endif
/* This will be always 12, no matter what page size is. */
__ptr_t result;
__ptrvalue (result) = INLINE_SYSCALL (mmap2, 6, __ptrvalue (addr), len, prot,
flags, fd, (off_t) (offset >> PAGE_SHIFT));