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linux-headers: add linux/mman.h.

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Update it to 4.20-rc1

Signed-off-by: Zhang Yi <yi.z.zhang@linux.intel.com>
Message-Id: <f9346f1816b940a4231524a84d57a2cac8466ccc.1549555521.git.yi.z.zhang@linux.intel.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Zhang Yi 2019-02-08 18:11:00 +08:00 • committed by Eduardo Habkost
parent 0289881fb6
commit 8cf108c5d1
10 changed files with 359 additions and 0 deletions
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38
linux-headers/linux/mman.h Normal file
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_MMAN_H
#define _LINUX_MMAN_H
#include <asm/mman.h>
#include <asm-generic/hugetlb_encode.h>
#define MREMAP_MAYMOVE 1
#define MREMAP_FIXED 2
#define OVERCOMMIT_GUESS 0
#define OVERCOMMIT_ALWAYS 1
#define OVERCOMMIT_NEVER 2
/*
* Huge page size encoding when MAP_HUGETLB is specified, and a huge page
* size other than the default is desired. See hugetlb_encode.h.
* All known huge page size encodings are provided here. It is the
* responsibility of the application to know which sizes are supported on
* the running system. See mmap(2) man page for details.
*/
#define MAP_HUGE_SHIFT HUGETLB_FLAG_ENCODE_SHIFT
#define MAP_HUGE_MASK HUGETLB_FLAG_ENCODE_MASK
#define MAP_HUGE_64KB HUGETLB_FLAG_ENCODE_64KB
#define MAP_HUGE_512KB HUGETLB_FLAG_ENCODE_512KB
#define MAP_HUGE_1MB HUGETLB_FLAG_ENCODE_1MB
#define MAP_HUGE_2MB HUGETLB_FLAG_ENCODE_2MB
#define MAP_HUGE_8MB HUGETLB_FLAG_ENCODE_8MB
#define MAP_HUGE_16MB HUGETLB_FLAG_ENCODE_16MB
#define MAP_HUGE_32MB HUGETLB_FLAG_ENCODE_32MB
#define MAP_HUGE_256MB HUGETLB_FLAG_ENCODE_256MB
#define MAP_HUGE_512MB HUGETLB_FLAG_ENCODE_512MB
#define MAP_HUGE_1GB HUGETLB_FLAG_ENCODE_1GB
#define MAP_HUGE_2GB HUGETLB_FLAG_ENCODE_2GB
#define MAP_HUGE_16GB HUGETLB_FLAG_ENCODE_16GB
#endif /* _LINUX_MMAN_H */