[deliverable/linux.git] / include / asm-x86_64 / numa.h

#ifndef _ASM_X8664_NUMA_H 
#define _ASM_X8664_NUMA_H 1

#include <linux/nodemask.h>
#include <asm/numnodes.h>

struct node { 
	u64 start,end; 
};

extern int compute_hash_shift(struct node *nodes, int numnodes);
extern int pxm_to_node(int nid);

#define ZONE_ALIGN (1UL << (MAX_ORDER+PAGE_SHIFT))

extern void numa_add_cpu(int cpu);
extern void numa_init_array(void);
extern int numa_off;

extern void numa_set_node(int cpu, int node);

extern unsigned char apicid_to_node[256];
#ifdef CONFIG_NUMA
extern void __init init_cpu_to_node(void);

static inline void clear_node_cpumask(int cpu)
{
	clear_bit(cpu, &node_to_cpumask[cpu_to_node(cpu)]);
}

#else
#define init_cpu_to_node() do {} while (0)
#define clear_node_cpumask(cpu) do {} while (0)
#endif

#define NUMA_NO_NODE 0xff

#endif
Commit	Line	Data
1da177e4 LT	1	#ifndef _ASM_X8664_NUMA_H
	2	#define _ASM_X8664_NUMA_H 1
	3
	4	#include <linux/nodemask.h>
	5	#include <asm/numnodes.h>
	6
	7	struct node {
	8	u64 start,end;
	9	};
	10
	11	extern int compute_hash_shift(struct node *nodes, int numnodes);
69e1a33f	12	extern int pxm_to_node(int nid);
1da177e4 LT	13
	14	#define ZONE_ALIGN (1UL << (MAX_ORDER+PAGE_SHIFT))
	15
	16	extern void numa_add_cpu(int cpu);
	17	extern void numa_init_array(void);
	18	extern int numa_off;
	19
69d81fcd AK	20	extern void numa_set_node(int cpu, int node);
69d81fcd AK	21
0b07e984	22	extern unsigned char apicid_to_node[256];
05b3cbd8 RT	23	#ifdef CONFIG_NUMA
05b3cbd8 RT	24	extern void __init init_cpu_to_node(void);
488fc08d RT	25
	26	static inline void clear_node_cpumask(int cpu)
	27	{
	28	clear_bit(cpu, &node_to_cpumask[cpu_to_node(cpu)]);
	29	}
	30
05b3cbd8 RT	31	#else
05b3cbd8 RT	32	#define init_cpu_to_node() do {} while (0)
488fc08d	33	#define clear_node_cpumask(cpu) do {} while (0)
05b3cbd8	34	#endif
0b07e984	35
1da177e4 LT	36	#define NUMA_NO_NODE 0xff
	37
	38	#endif