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Create <bits/mman-linux.h>
* sysdeps/unix/sysv/linux/bits/mman-linux.h: New file, with Linux common definitions. * sysdeps/unix/sysv/linux/sh/bits/mman.h: Remove all defines provided by bits/mman-linux.h and include <bits/mman-linux.h>. * sysdeps/unix/sysv/linux/x86/bits/mman.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/mman.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/mman.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/mman.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/mman.h: Likewise.
This commit is contained in:
Andreas Jaeger
parent
b43769a3f5
commit
539d8e0188
13
ChangeLog
13
ChangeLog
@ -1,3 +1,16 @@
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2013-03-04 Andreas Jaeger <aj@suse.de>
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* sysdeps/unix/sysv/linux/bits/mman-linux.h: New file, with Linux
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common definitions.
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* sysdeps/unix/sysv/linux/sh/bits/mman.h: Remove all defines
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provided by bits/mman-linux.h and include <bits/mman-linux.h>.
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* sysdeps/unix/sysv/linux/x86/bits/mman.h: Likewise.
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* sysdeps/unix/sysv/linux/s390/bits/mman.h: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/bits/mman.h: Likewise.
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* sysdeps/unix/sysv/linux/sh/bits/mman.h: Likewise.
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* sysdeps/unix/sysv/linux/sparc/bits/mman.h: Likewise.
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2013-02-28 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
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[BZ #15055]
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94
sysdeps/unix/sysv/linux/bits/mman-linux.h
Normal file
94
sysdeps/unix/sysv/linux/bits/mman-linux.h
Normal file
@ -0,0 +1,94 @@
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/* Definitions for POSIX memory map interface. Linux generic version.
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Copyright (C) 2001-2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _SYS_MMAN_H
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# error "Never use <bits/mman-linux.h> directly; include <sys/mman.h> instead."
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#endif
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/* The following definitions basically come from the kernel headers.
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But the kernel header is not namespace clean. */
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/* Protections are chosen from these bits, OR'd together. The
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implementation does not necessarily support PROT_EXEC or PROT_WRITE
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without PROT_READ. The only guarantees are that no writing will be
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allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
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#define PROT_READ 0x1 /* Page can be read. */
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#define PROT_WRITE 0x2 /* Page can be written. */
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#define PROT_EXEC 0x4 /* Page can be executed. */
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#define PROT_NONE 0x0 /* Page can not be accessed. */
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#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of
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growsdown vma (mprotect only). */
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#define PROT_GROWSUP 0x02000000 /* Extend change to start of
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growsup vma (mprotect only). */
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/* Sharing types (must choose one and only one of these). */
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#define MAP_SHARED 0x01 /* Share changes. */
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#define MAP_PRIVATE 0x02 /* Changes are private. */
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#ifdef __USE_MISC
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# define MAP_TYPE 0x0f /* Mask for type of mapping. */
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#endif
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/* Other flags. */
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#define MAP_FIXED 0x10 /* Interpret addr exactly. */
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#ifdef __USE_MISC
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# define MAP_FILE 0
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# define MAP_ANONYMOUS 0x20 /* Don't use a file. */
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# define MAP_ANON MAP_ANONYMOUS
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#endif
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/* Flags to `msync'. */
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#define MS_ASYNC 1 /* Sync memory asynchronously. */
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#define MS_SYNC 4 /* Synchronous memory sync. */
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#define MS_INVALIDATE 2 /* Invalidate the caches. */
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/* Flags for `mremap'. */
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#ifdef __USE_GNU
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# define MREMAP_MAYMOVE 1
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# define MREMAP_FIXED 2
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#endif
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/* Advice to `madvise'. */
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#ifdef __USE_BSD
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# define MADV_NORMAL 0 /* No further special treatment. */
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# define MADV_RANDOM 1 /* Expect random page references. */
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# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
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# define MADV_WILLNEED 3 /* Will need these pages. */
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# define MADV_DONTNEED 4 /* Don't need these pages. */
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# define MADV_REMOVE 9 /* Remove these pages and resources. */
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# define MADV_DONTFORK 10 /* Do not inherit across fork. */
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# define MADV_DOFORK 11 /* Do inherit across fork. */
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# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */
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# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */
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# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */
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# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */
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# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump,
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overrides the coredump filter bits. */
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# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */
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# define MADV_HWPOISON 100 /* Poison a page for testing. */
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#endif
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/* The POSIX people had to invent similar names for the same things. */
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#ifdef __USE_XOPEN2K
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# define POSIX_MADV_NORMAL 0 /* No further special treatment. */
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# define POSIX_MADV_RANDOM 1 /* Expect random page references. */
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# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */
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# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */
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# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */
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#endif
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@ -17,42 +17,17 @@
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<http://www.gnu.org/licenses/>. */
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#ifndef _SYS_MMAN_H
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# error "Never use <bits/mman.h> directly; iclude <sys/mman.h> instead."
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# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
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#endif
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/* The following definitions basically come from the kernel headers.
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But the kernel header is not namespace clean. */
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/* Include generic Linux declarations. */
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#include <bits/mman-linux.h>
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/* Protections are chosen from these bits, OR'd together. The
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implementation does not necessarily support PROT_EXEC or PROT_WRITE
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without PROT_READ. The only guarantees are that no writing will be
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allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
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#define PROT_READ 0x1 /* Page can be read. */
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#define PROT_WRITE 0x2 /* Page can be written. */
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#define PROT_EXEC 0x4 /* Page can be executed. */
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#define PROT_NONE 0x0 /* Page can not be accessed. */
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#define PROT_SAO 0x10 /* Strong Access Ordering. */
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#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of
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growsdown vma (mprotect only). */
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#define PROT_GROWSUP 0x02000000 /* Extend change to start of
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growsup vma (mprotect only). */
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/* Sharing types (must choose one and only one of these). */
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#define MAP_SHARED 0x001 /* Share changes. */
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#define MAP_PRIVATE 0x002 /* Changes are private. */
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#ifdef __USE_MISC
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# define MAP_TYPE 0x00f /* Mask for type of mapping. */
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#endif
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/* Other flags. */
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#define MAP_FIXED 0x010 /* Interpret addr exactly. */
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#ifdef __USE_MISC
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# define MAP_FILE 0x000
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# define MAP_ANONYMOUS 0x020 /* Don't use a file. */
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# define MAP_ANON MAP_ANONYMOUS
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#endif
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/* These are Linux-specific. */
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#ifdef __USE_MISC
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@ -67,48 +42,7 @@
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# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
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#endif
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/* Flags to `msync'. */
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#define MS_ASYNC 1 /* Sync memory asynchronously. */
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#define MS_SYNC 4 /* Synchronous memory sync. */
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#define MS_INVALIDATE 2 /* Invalidate the caches. */
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/* Flags for `mlockall'. */
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#define MCL_CURRENT 0x2000 /* Lock all currently mapped pages. */
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#define MCL_FUTURE 0x4000 /* Lock all additions to address
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space. */
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/* Flags for `mremap'. */
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#ifdef __USE_GNU
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# define MREMAP_MAYMOVE 1
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# define MREMAP_FIXED 2
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#endif
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/* Advice to `madvise'. */
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#ifdef __USE_BSD
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# define MADV_NORMAL 0 /* No further special treatment. */
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# define MADV_RANDOM 1 /* Expect random page references. */
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# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
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# define MADV_WILLNEED 3 /* Will need these pages. */
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# define MADV_DONTNEED 4 /* Don't need these pages. */
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# define MADV_REMOVE 9 /* Remove these pages and resources. */
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# define MADV_DONTFORK 10 /* Do not inherit across fork. */
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# define MADV_DOFORK 11 /* Do inherit across fork. */
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# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */
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# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */
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# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */
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# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */
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# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump,
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overrides the coredump filter bits. */
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# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */
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# define MADV_HWPOISON 100 /* Poison a page for testing. */
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#endif
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/* The POSIX people had to invent similar names for the same things. */
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#ifdef __USE_XOPEN2K
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# define POSIX_MADV_NORMAL 0 /* No further special treatment. */
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# define POSIX_MADV_RANDOM 1 /* Expect random page references. */
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# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */
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# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */
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# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */
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#endif
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@ -24,38 +24,10 @@
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But the kernel header is not namespace clean. */
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/* Protections are chosen from these bits, OR'd together. The
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implementation does not necessarily support PROT_EXEC or PROT_WRITE
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without PROT_READ. The only guarantees are that no writing will be
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allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
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#define PROT_READ 0x1 /* Page can be read. */
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#define PROT_WRITE 0x2 /* Page can be written. */
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#define PROT_EXEC 0x4 /* Page can be executed. */
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#define PROT_NONE 0x0 /* Page can not be accessed. */
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#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of
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growsdown vma (mprotect only). */
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#define PROT_GROWSUP 0x02000000 /* Extend change to start of
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growsup vma (mprotect only). */
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/* Sharing types (must choose one and only one of these). */
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#define MAP_SHARED 0x01 /* Share changes. */
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#define MAP_PRIVATE 0x02 /* Changes are private. */
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#ifdef __USE_MISC
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# define MAP_TYPE 0x0f /* Mask for type of mapping. */
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#endif
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/* Other flags. */
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#define MAP_FIXED 0x10 /* Interpret addr exactly. */
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#ifdef __USE_MISC
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# define MAP_FILE 0
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# define MAP_ANONYMOUS 0x20 /* Don't use a file. */
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# define MAP_ANON MAP_ANONYMOUS
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#endif
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/* These are Linux-specific. */
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#ifdef __USE_MISC
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# define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */
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// XXX? Not defined in Linux kernel 3.8
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# define MAP_GROWSUP 0x00200 /* Register stack-like segment */
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# define MAP_DENYWRITE 0x00800 /* ETXTBSY */
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# define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */
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@ -67,47 +39,7 @@
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# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
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#endif
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/* Flags to `msync'. */
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#define MS_ASYNC 1 /* Sync memory asynchronously. */
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#define MS_SYNC 4 /* Synchronous memory sync. */
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#define MS_INVALIDATE 2 /* Invalidate the caches. */
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/* Flags for `mlockall'. */
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#define MCL_CURRENT 1 /* Lock all currently mapped pages. */
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#define MCL_FUTURE 2 /* Lock all additions to address
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space. */
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/* Flags for `mremap'. */
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#ifdef __USE_GNU
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# define MREMAP_MAYMOVE 1
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# define MREMAP_FIXED 2
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#endif
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/* Advice to `madvise'. */
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#ifdef __USE_BSD
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# define MADV_NORMAL 0 /* No further special treatment. */
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# define MADV_RANDOM 1 /* Expect random page references. */
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# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
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# define MADV_WILLNEED 3 /* Will need these pages. */
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# define MADV_DONTNEED 4 /* Don't need these pages. */
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# define MADV_REMOVE 9 /* Remove these pages and resources. */
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# define MADV_DONTFORK 10 /* Do not inherit across fork. */
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# define MADV_DOFORK 11 /* Do inherit across fork. */
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# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */
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# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */
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# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */
|
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# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */
|
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# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump,
|
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overrides the coredump filter bits. */
|
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# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */
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# define MADV_HWPOISON 100 /* Poison a page for testing. */
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#endif
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|
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/* The POSIX people had to invent similar names for the same things. */
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#ifdef __USE_XOPEN2K
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# define POSIX_MADV_NORMAL 0 /* No further special treatment. */
|
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# define POSIX_MADV_RANDOM 1 /* Expect random page references. */
|
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# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
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# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */
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# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */
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#endif
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@ -23,35 +23,8 @@
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/* The following definitions basically come from the kernel headers.
|
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But the kernel header is not namespace clean. */
|
||||
|
||||
|
||||
/* Protections are chosen from these bits, OR'd together. The
|
||||
implementation does not necessarily support PROT_EXEC or PROT_WRITE
|
||||
without PROT_READ. The only guarantees are that no writing will be
|
||||
allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
|
||||
|
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#define PROT_READ 0x1 /* Page can be read. */
|
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#define PROT_WRITE 0x2 /* Page can be written. */
|
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#define PROT_EXEC 0x4 /* Page can be executed. */
|
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#define PROT_NONE 0x0 /* Page can not be accessed. */
|
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#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of
|
||||
growsdown vma (mprotect only). */
|
||||
#define PROT_GROWSUP 0x02000000 /* Extend change to start of
|
||||
growsup vma (mprotect only). */
|
||||
|
||||
/* Sharing types (must choose one and only one of these). */
|
||||
#define MAP_SHARED 0x01 /* Share changes. */
|
||||
#define MAP_PRIVATE 0x02 /* Changes are private. */
|
||||
#ifdef __USE_MISC
|
||||
# define MAP_TYPE 0x0f /* Mask for type of mapping. */
|
||||
#endif
|
||||
|
||||
/* Other flags. */
|
||||
#define MAP_FIXED 0x10 /* Interpret addr exactly. */
|
||||
#ifdef __USE_MISC
|
||||
# define MAP_FILE 0
|
||||
# define MAP_ANONYMOUS 0x20 /* Don't use a file. */
|
||||
# define MAP_ANON MAP_ANONYMOUS
|
||||
#endif
|
||||
/* Include generic Linux declarations. */
|
||||
#include <bits/mman-linux.h>
|
||||
|
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/* These are Linux-specific. */
|
||||
#ifdef __USE_MISC
|
||||
@ -66,47 +39,7 @@
|
||||
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
|
||||
#endif
|
||||
|
||||
/* Flags to `msync'. */
|
||||
#define MS_ASYNC 1 /* Sync memory asynchronously. */
|
||||
#define MS_SYNC 4 /* Synchronous memory sync. */
|
||||
#define MS_INVALIDATE 2 /* Invalidate the caches. */
|
||||
|
||||
/* Flags for `mlockall'. */
|
||||
#define MCL_CURRENT 1 /* Lock all currently mapped pages. */
|
||||
#define MCL_FUTURE 2 /* Lock all additions to address
|
||||
space. */
|
||||
|
||||
/* Flags for `mremap'. */
|
||||
#ifdef __USE_GNU
|
||||
# define MREMAP_MAYMOVE 1
|
||||
# define MREMAP_FIXED 2
|
||||
#endif
|
||||
|
||||
/* Advice to `madvise'. */
|
||||
#ifdef __USE_BSD
|
||||
# define MADV_NORMAL 0 /* No further special treatment. */
|
||||
# define MADV_RANDOM 1 /* Expect random page references. */
|
||||
# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
||||
# define MADV_WILLNEED 3 /* Will need these pages. */
|
||||
# define MADV_DONTNEED 4 /* Don't need these pages. */
|
||||
# define MADV_REMOVE 9 /* Remove these pages and resources. */
|
||||
# define MADV_DONTFORK 10 /* Do not inherit across fork. */
|
||||
# define MADV_DOFORK 11 /* Do inherit across fork. */
|
||||
# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */
|
||||
# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */
|
||||
# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */
|
||||
# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */
|
||||
# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump,
|
||||
overrides the coredump filter bits. */
|
||||
# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */
|
||||
# define MADV_HWPOISON 100 /* Poison a page for testing. */
|
||||
#endif
|
||||
|
||||
/* The POSIX people had to invent similar names for the same things. */
|
||||
#ifdef __USE_XOPEN2K
|
||||
# define POSIX_MADV_NORMAL 0 /* No further special treatment. */
|
||||
# define POSIX_MADV_RANDOM 1 /* Expect random page references. */
|
||||
# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
||||
# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */
|
||||
# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */
|
||||
#endif
|
||||
|
||||
@ -23,34 +23,11 @@
|
||||
/* The following definitions basically come from the kernel headers.
|
||||
But the kernel header is not namespace clean. */
|
||||
|
||||
|
||||
/* Protections are chosen from these bits, OR'd together. The
|
||||
implementation does not necessarily support PROT_EXEC or PROT_WRITE
|
||||
without PROT_READ. The only guarantees are that no writing will be
|
||||
allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
|
||||
|
||||
#define PROT_READ 0x1 /* Page can be read. */
|
||||
#define PROT_WRITE 0x2 /* Page can be written. */
|
||||
#define PROT_EXEC 0x4 /* Page can be executed. */
|
||||
#define PROT_NONE 0x0 /* Page can not be accessed. */
|
||||
#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of
|
||||
growsdown vma (mprotect only). */
|
||||
#define PROT_GROWSUP 0x02000000 /* Extend change to start of
|
||||
growsup vma (mprotect only). */
|
||||
|
||||
/* Sharing types (must choose one and only one of these). */
|
||||
#define MAP_SHARED 0x01 /* Share changes. */
|
||||
#define MAP_PRIVATE 0x02 /* Changes are private. */
|
||||
#ifdef __USE_MISC
|
||||
# define MAP_TYPE 0x0f /* Mask for type of mapping. */
|
||||
#endif
|
||||
/* Include generic Linux declarations. */
|
||||
#include <bits/mman-linux.h>
|
||||
|
||||
/* Other flags. */
|
||||
#define MAP_FIXED 0x10 /* Interpret addr exactly. */
|
||||
#ifdef __USE_MISC
|
||||
# define MAP_FILE 0x00
|
||||
# define MAP_ANONYMOUS 0x20 /* Don't use a file. */
|
||||
# define MAP_ANON MAP_ANONYMOUS
|
||||
# define MAP_RENAME MAP_ANONYMOUS
|
||||
#endif
|
||||
|
||||
@ -68,48 +45,7 @@
|
||||
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
|
||||
#endif
|
||||
|
||||
/* Flags to `msync'. */
|
||||
#define MS_ASYNC 1 /* Sync memory asynchronously. */
|
||||
#define MS_SYNC 4 /* Synchronous memory sync. */
|
||||
#define MS_INVALIDATE 2 /* Invalidate the caches. */
|
||||
|
||||
/* Flags for `mlockall'. */
|
||||
#define MCL_CURRENT 0x2000 /* Lock all currently mapped pages. */
|
||||
#define MCL_FUTURE 0x4000 /* Lock all additions to address
|
||||
space. */
|
||||
|
||||
/* Flags for `mremap'. */
|
||||
#ifdef __USE_GNU
|
||||
# define MREMAP_MAYMOVE 1
|
||||
# define MREMAP_FIXED 2
|
||||
#endif
|
||||
|
||||
/* Advice to `madvise'. */
|
||||
#ifdef __USE_BSD
|
||||
# define MADV_NORMAL 0 /* No further special treatment. */
|
||||
# define MADV_RANDOM 1 /* Expect random page references. */
|
||||
# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
||||
# define MADV_WILLNEED 3 /* Will need these pages. */
|
||||
# define MADV_DONTNEED 4 /* Don't need these pages. */
|
||||
# define MADV_FREE 5 /* Content can be freed (Solaris). */
|
||||
# define MADV_REMOVE 9 /* Remove these pages and resources. */
|
||||
# define MADV_DONTFORK 10 /* Do not inherit across fork. */
|
||||
# define MADV_DOFORK 11 /* Do inherit across fork. */
|
||||
# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */
|
||||
# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */
|
||||
# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */
|
||||
# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */
|
||||
# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump,
|
||||
overrides the coredump filter bits. */
|
||||
# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */
|
||||
# define MADV_HWPOISON 100 /* Poison a page for testing. */
|
||||
#endif
|
||||
|
||||
/* The POSIX people had to invent similar names for the same things. */
|
||||
#ifdef __USE_XOPEN2K
|
||||
# define POSIX_MADV_NORMAL 0 /* No further special treatment. */
|
||||
# define POSIX_MADV_RANDOM 1 /* Expect random page references. */
|
||||
# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
||||
# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */
|
||||
# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */
|
||||
#endif
|
||||
|
||||
@ -23,34 +23,11 @@
|
||||
/* The following definitions basically come from the kernel headers.
|
||||
But the kernel header is not namespace clean. */
|
||||
|
||||
|
||||
/* Protections are chosen from these bits, OR'd together. The
|
||||
implementation does not necessarily support PROT_EXEC or PROT_WRITE
|
||||
without PROT_READ. The only guarantees are that no writing will be
|
||||
allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
|
||||
|
||||
#define PROT_READ 0x1 /* Page can be read. */
|
||||
#define PROT_WRITE 0x2 /* Page can be written. */
|
||||
#define PROT_EXEC 0x4 /* Page can be executed. */
|
||||
#define PROT_NONE 0x0 /* Page can not be accessed. */
|
||||
#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of
|
||||
growsdown vma (mprotect only). */
|
||||
#define PROT_GROWSUP 0x02000000 /* Extend change to start of
|
||||
growsup vma (mprotect only). */
|
||||
|
||||
/* Sharing types (must choose one and only one of these). */
|
||||
#define MAP_SHARED 0x01 /* Share changes. */
|
||||
#define MAP_PRIVATE 0x02 /* Changes are private. */
|
||||
#ifdef __USE_MISC
|
||||
# define MAP_TYPE 0x0f /* Mask for type of mapping. */
|
||||
#endif
|
||||
/* Include generic Linux declarations. */
|
||||
#include <bits/mman-linux.h>
|
||||
|
||||
/* Other flags. */
|
||||
#define MAP_FIXED 0x10 /* Interpret addr exactly. */
|
||||
#ifdef __USE_MISC
|
||||
# define MAP_FILE 0
|
||||
# define MAP_ANONYMOUS 0x20 /* Don't use a file. */
|
||||
# define MAP_ANON MAP_ANONYMOUS
|
||||
# define MAP_32BIT 0x40 /* Only give out 32-bit addresses. */
|
||||
#endif
|
||||
|
||||
@ -67,47 +44,7 @@
|
||||
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
|
||||
#endif
|
||||
|
||||
/* Flags to `msync'. */
|
||||
#define MS_ASYNC 1 /* Sync memory asynchronously. */
|
||||
#define MS_SYNC 4 /* Synchronous memory sync. */
|
||||
#define MS_INVALIDATE 2 /* Invalidate the caches. */
|
||||
|
||||
/* Flags for `mlockall'. */
|
||||
#define MCL_CURRENT 1 /* Lock all currently mapped pages. */
|
||||
#define MCL_FUTURE 2 /* Lock all additions to address
|
||||
space. */
|
||||
|
||||
/* Flags for `mremap'. */
|
||||
#ifdef __USE_GNU
|
||||
# define MREMAP_MAYMOVE 1
|
||||
# define MREMAP_FIXED 2
|
||||
#endif
|
||||
|
||||
/* Advice to `madvise'. */
|
||||
#ifdef __USE_BSD
|
||||
# define MADV_NORMAL 0 /* No further special treatment. */
|
||||
# define MADV_RANDOM 1 /* Expect random page references. */
|
||||
# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
||||
# define MADV_WILLNEED 3 /* Will need these pages. */
|
||||
# define MADV_DONTNEED 4 /* Don't need these pages. */
|
||||
# define MADV_REMOVE 9 /* Remove these pages and resources. */
|
||||
# define MADV_DONTFORK 10 /* Do not inherit across fork. */
|
||||
# define MADV_DOFORK 11 /* Do inherit across fork. */
|
||||
# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */
|
||||
# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */
|
||||
# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */
|
||||
# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */
|
||||
# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump,
|
||||
overrides the coredump filter bits. */
|
||||
# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */
|
||||
# define MADV_HWPOISON 100 /* Poison a page for testing. */
|
||||
#endif
|
||||
|
||||
/* The POSIX people had to invent similar names for the same things. */
|
||||
#ifdef __USE_XOPEN2K
|
||||
# define POSIX_MADV_NORMAL 0 /* No further special treatment. */
|
||||
# define POSIX_MADV_RANDOM 1 /* Expect random page references. */
|
||||
# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */
|
||||
# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */
|
||||
# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user