blob: c24306cd1504d2efa265ca283964eccbb106f5c9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
#ifndef _ASM_X86_NUMA_H
#define _ASM_X86_NUMA_H
#include <linux/nodemask.h>
#include <asm/topology.h>
#include <asm/apicdef.h>
#ifdef CONFIG_NUMA
#define NR_NODE_MEMBLKS (MAX_NUMNODES*2)
/*
* __apicid_to_node[] stores the raw mapping between physical apicid and
* node and is used to initialize cpu_to_node mapping.
*
* The mapping may be overridden by apic->numa_cpu_node() on 32bit and thus
* should be accessed by the accessors - set_apicid_to_node() and
* numa_cpu_node().
*/
extern s16 __apicid_to_node[MAX_LOCAL_APIC];
extern nodemask_t numa_nodes_parsed __initdata;
static inline void set_apicid_to_node(int apicid, s16 node)
{
__apicid_to_node[apicid] = node;
}
extern int __cpuinit numa_cpu_node(int cpu);
#else /* CONFIG_NUMA */
static inline void set_apicid_to_node(int apicid, s16 node)
{
}
static inline int numa_cpu_node(int cpu)
{
return NUMA_NO_NODE;
}
#endif /* CONFIG_NUMA */
#ifdef CONFIG_X86_32
# include "numa_32.h"
#else
# include "numa_64.h"
#endif
#ifdef CONFIG_NUMA
extern void __cpuinit numa_set_node(int cpu, int node);
extern void __cpuinit numa_clear_node(int cpu);
extern void __init numa_init_array(void);
extern void __init init_cpu_to_node(void);
extern void __cpuinit numa_add_cpu(int cpu);
extern void __cpuinit numa_remove_cpu(int cpu);
#else /* CONFIG_NUMA */
static inline void numa_set_node(int cpu, int node) { }
static inline void numa_clear_node(int cpu) { }
static inline void numa_init_array(void) { }
static inline void init_cpu_to_node(void) { }
static inline void numa_add_cpu(int cpu) { }
static inline void numa_remove_cpu(int cpu) { }
#endif /* CONFIG_NUMA */
#ifdef CONFIG_DEBUG_PER_CPU_MAPS
void debug_cpumask_set_cpu(int cpu, int node, bool enable);
#endif
#endif /* _ASM_X86_NUMA_H */
|