blob: 0493be39607cfac8dd2dad1715aa3d06832a1fa5 [file] [log] [blame]
#ifndef _ASM_X86_NUMA_64_H
#define _ASM_X86_NUMA_64_H
#include <linux/nodemask.h>
#include <asm/apicdef.h>
struct bootnode {
u64 start;
u64 end;
extern int compute_hash_shift(struct bootnode *nodes, int numblks,
int *nodeids);
extern void numa_init_array(void);
extern int numa_off;
extern s16 apicid_to_node[MAX_LOCAL_APIC];
extern unsigned long numa_free_all_bootmem(void);
extern void setup_node_bootmem(int nodeid, unsigned long start,
unsigned long end);
* Too small node sizes may confuse the VM badly. Usually they
* result from BIOS bugs. So dont recognize nodes as standalone
* NUMA entities that have less than this amount of RAM listed:
#define NODE_MIN_SIZE (4*1024*1024)
extern void __init init_cpu_to_node(void);
extern void __cpuinit numa_set_node(int cpu, int node);
extern void __cpuinit numa_clear_node(int cpu);
extern void __cpuinit numa_add_cpu(int cpu);
extern void __cpuinit numa_remove_cpu(int cpu);
#define FAKE_NODE_MIN_SIZE ((u64)32 << 20)
void numa_emu_cmdline(char *);
#endif /* CONFIG_NUMA_EMU */
static inline void init_cpu_to_node(void) { }
static inline void numa_set_node(int cpu, int node) { }
static inline void numa_clear_node(int cpu) { }
static inline void numa_add_cpu(int cpu, int node) { }
static inline void numa_remove_cpu(int cpu) { }
#endif /* _ASM_X86_NUMA_64_H */