* Copyright (C) 2012 Linux Test Project, Inc.
*
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef NUMA_HELPER_H
#define NUMA_HELPER_H
#include "config.h"
#ifdef HAVE_NUMA_H
# include <numa.h>
#endif
#ifdef HAVE_NUMAIF_H
# include <numaif.h>
#endif
struct tst_cg_group;
#define NH_MEMS (1 << 0)
#define NH_CPUS (1 << 1)
#if defined(__powerpc__) || defined(__powerpc64__)
# define MAXNODES 256
#else
# define MAXNODES 512
#endif
#define TESTMEM (1UL<<30)
#define BITS_PER_LONG (8 * sizeof(long))
#define PATH_SYS_SYSTEM "/sys/devices/system"
static inline void set_node(unsigned long *array, unsigned int node)
{
array[node / BITS_PER_LONG] |= 1UL << (node % BITS_PER_LONG);
}
unsigned long get_max_node(void);
int get_allowed_nodes_arr(int flag, int *num_nodes, int **nodes);
int get_allowed_nodes(int flag, int count, ...);
void nh_dump_nodes(void);
int is_numa(void (*cleanup_fn)(void), int flag, int min_nodes);
void write_node_cpusets(const struct tst_cg_group *cg, long nd);
#endif
