diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/generic/wordsize-32/mmap.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/generic/wordsize-32/mmap.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sysdeps/unix/sysv/linux/generic/wordsize-32/mmap.c b/sysdeps/unix/sysv/linux/generic/wordsize-32/mmap.c index 24835ce9cc..6d294a428e 100644 --- a/sysdeps/unix/sysv/linux/generic/wordsize-32/mmap.c +++ b/sysdeps/unix/sysv/linux/generic/wordsize-32/mmap.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2011-2015 Free Software Foundation, Inc. +/* Copyright (C) 2011-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011. @@ -21,20 +21,20 @@ #include <errno.h> #include <sysdep.h> -#ifndef MMAP_PAGE_SHIFT -#define MMAP_PAGE_SHIFT 12 +#ifndef MMAP_PAGE_UNIT +# define MMAP_PAGE_UNIT 4096UL #endif __ptr_t __mmap (__ptr_t addr, size_t len, int prot, int flags, int fd, off_t offset) { - if (offset & ((1 << MMAP_PAGE_SHIFT) - 1)) + if (offset & (MMAP_PAGE_UNIT - 1)) { __set_errno (EINVAL); return MAP_FAILED; } return (__ptr_t) INLINE_SYSCALL (mmap2, 6, addr, len, prot, flags, fd, - offset >> MMAP_PAGE_SHIFT); + offset / MMAP_PAGE_UNIT); } weak_alias (__mmap, mmap) |