1 #ifndef _ASM_X86_NUMA_64_H
2 #define _ASM_X86_NUMA_64_H
4 #include <linux/nodemask.h>
11 extern int compute_hash_shift(struct bootnode
*nodes
, int numblks
,
14 #define ZONE_ALIGN (1UL << (MAX_ORDER+PAGE_SHIFT))
18 extern unsigned long numa_free_all_bootmem(void);
19 extern void setup_node_bootmem(int nodeid
, unsigned long start
,
24 * Too small node sizes may confuse the VM badly. Usually they
25 * result from BIOS bugs. So dont recognize nodes as standalone
26 * NUMA entities that have less than this amount of RAM listed:
28 #define NODE_MIN_SIZE (4*1024*1024)
30 extern nodemask_t cpu_nodes_parsed __initdata
;
31 extern nodemask_t mem_nodes_parsed __initdata
;
32 extern struct bootnode numa_nodes
[MAX_NUMNODES
] __initdata
;
34 extern int __cpuinit
numa_cpu_node(int cpu
);
35 extern int __init
numa_add_memblk(int nodeid
, u64 start
, u64 end
);
36 extern int __init
numa_register_memblks(void);
38 #ifdef CONFIG_NUMA_EMU
39 #define FAKE_NODE_MIN_SIZE ((u64)32 << 20)
40 #define FAKE_NODE_MIN_HASH_MASK (~(FAKE_NODE_MIN_SIZE - 1UL))
41 void numa_emu_cmdline(char *);
42 #endif /* CONFIG_NUMA_EMU */
44 static inline int numa_cpu_node(int cpu
) { return NUMA_NO_NODE
; }
47 #endif /* _ASM_X86_NUMA_64_H */