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/*
*
* Copyright (c) International Business Machines Corp., 2001
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
* hugetlb.h - common definitions for the hugepage tests
*/
#ifndef __HUGETLB_H
#define __HUGETLB_H
#include <sys/ipc.h>
#include <sys/shm.h>
#include <errno.h>
#include <sys/wait.h>
#include "test.h"
#define SHM_RD 0400
#define SHM_WR 0200
#define SHM_RW (SHM_RD|SHM_WR)
#ifndef SHM_HUGETLB
#define SHM_HUGETLB 04000 /* segment is mapped via hugetlb */
#endif
/*
* to get the lower nine permission bits
* from shmid_ds.ipc_perm.mode
*/
#define MODE_MASK 0x01FF
#define PATH_HUGEPAGES "/sys/kernel/mm/hugepages/"
key_t shmkey; /* an IPC key generated by ftok() */
void check_hugepage(void);
int getipckey(void (*cleanup_fn) (void));
int getuserid(void (*cleanup_fn) (void), char *user);
void rm_shm(int shm_id);
char *nr_opt;
int sflag;
long orig_hugepages;
#endif /* hugetlb.h */