1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 #ifndef __ACPI_NUMA_H
3 #define __ACPI_NUMA_H
4
5 #ifdef CONFIG_ACPI_NUMA
6 #include <linux/numa.h>
7
8 /* Proximity bitmap length */
9 #if MAX_NUMNODES > 256
10 #define MAX_PXM_DOMAINS MAX_NUMNODES
11 #else
12 #define MAX_PXM_DOMAINS (256) /* Old pxm spe
13 #endif
14
15 extern int pxm_to_node(int);
16 extern int node_to_pxm(int);
17 extern int acpi_map_pxm_to_node(int);
18 extern unsigned char acpi_srat_revision;
19 extern void disable_srat(void);
20
21 extern void bad_srat(void);
22 extern int srat_disabled(void);
23
24 #else /* CONFIG_ACPI
25 static inline void disable_srat(void)
26 {
27 }
28 static inline int pxm_to_node(int pxm)
29 {
30 return 0;
31 }
32 static inline int node_to_pxm(int node)
33 {
34 return 0;
35 }
36 #endif /* CONFIG_ACPI
37
38 #ifdef CONFIG_ACPI_HMAT
39 extern void disable_hmat(void);
40 #else /* CONFIG_ACPI
41 static inline void disable_hmat(void)
42 {
43 }
44 #endif /* CONFIG_ACPI
45 #endif /* __ACPI_NUMA
46
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.