diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/mmap_internal.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/mmap_internal.h | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/sysdeps/unix/sysv/linux/mmap_internal.h b/sysdeps/unix/sysv/linux/mmap_internal.h deleted file mode 100644 index 499e389605..0000000000 --- a/sysdeps/unix/sysv/linux/mmap_internal.h +++ /dev/null @@ -1,49 +0,0 @@ -/* Common mmap definition for Linux implementation. - Copyright (C) 2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef MMAP_INTERNAL_LINUX_H -#define MMAP_INTERNAL_LINUX_H 1 - -/* This is the minimum mmap2 unit size accept by the kernel. An architecture - with multiple minimum page sizes (such as m68k) might define it as -1 and - thus it will queried at runtime. */ -#ifndef MMAP2_PAGE_UNIT -# define MMAP2_PAGE_UNIT 4096ULL -#endif - -#if MMAP2_PAGE_UNIT == -1 -static int page_unit; - -# define MMAP_CHECK_PAGE_UNIT() \ - if (page_unit == 0) \ - page_unit = __getpagesize (); -#else -# define page_unit MMAP2_PAGE_UNIT -# define MMAP_CHECK_PAGE_UNIT() -#endif - -/* Do not accept offset not multiple of page size. */ -#define MMAP_OFF_LOW_MASK (MMAP2_PAGE_UNIT - 1) - -/* An architecture may override this. */ -#ifndef MMAP_CALL -# define MMAP_CALL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \ - INLINE_SYSCALL_CALL (__nr, __addr, __len, __prot, __flags, __fd, __offset) -#endif - -#endif /* MMAP_INTERNAL_LINUX_H */ |