diff options
Diffstat (limited to 'arch/x86/include/asm/numa_64.h')
| -rw-r--r-- | arch/x86/include/asm/numa_64.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/x86/include/asm/numa_64.h b/arch/x86/include/asm/numa_64.h new file mode 100644 index 000000000000..064ed6df4cbe --- /dev/null +++ b/arch/x86/include/asm/numa_64.h @@ -0,0 +1,43 @@ +#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); + +#define ZONE_ALIGN (1UL << (MAX_ORDER+PAGE_SHIFT)) + +extern void numa_init_array(void); +extern int numa_off; + +extern void srat_reserve_add_area(int nodeid); +extern int hotadd_percent; + +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); + +#ifdef CONFIG_NUMA +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); +#else +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 + +#endif /* _ASM_X86_NUMA_64_H */ |