1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ACPI_NUMA_H 2 #ifndef __ACPI_NUMA_H
3 #define __ACPI_NUMA_H 3 #define __ACPI_NUMA_H
4 4
5 #ifdef CONFIG_ACPI_NUMA 5 #ifdef CONFIG_ACPI_NUMA
>> 6 #include <linux/kernel.h>
6 #include <linux/numa.h> 7 #include <linux/numa.h>
7 8
8 /* Proximity bitmap length */ 9 /* Proximity bitmap length */
9 #if MAX_NUMNODES > 256 10 #if MAX_NUMNODES > 256
10 #define MAX_PXM_DOMAINS MAX_NUMNODES 11 #define MAX_PXM_DOMAINS MAX_NUMNODES
11 #else 12 #else
12 #define MAX_PXM_DOMAINS (256) /* Old pxm spe 13 #define MAX_PXM_DOMAINS (256) /* Old pxm spec is defined 8 bit */
13 #endif 14 #endif
14 15
15 extern int pxm_to_node(int); 16 extern int pxm_to_node(int);
16 extern int node_to_pxm(int); 17 extern int node_to_pxm(int);
17 extern int acpi_map_pxm_to_node(int); 18 extern int acpi_map_pxm_to_node(int);
18 extern unsigned char acpi_srat_revision; 19 extern unsigned char acpi_srat_revision;
19 extern void disable_srat(void); !! 20 extern int acpi_numa __initdata;
20 21
21 extern void bad_srat(void); 22 extern void bad_srat(void);
22 extern int srat_disabled(void); 23 extern int srat_disabled(void);
23 24
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 25 #endif /* CONFIG_ACPI_NUMA */
37 !! 26 #endif /* __ACP_NUMA_H */
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 27
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.