| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* | |
| * NUMA support for s390 | |
| * | |
| * Declare the NUMA core code structures and functions. | |
| * | |
| * Copyright IBM Corp. 2015 | |
| */ | |
| #ifndef _ASM_S390_NUMA_H | |
| #define _ASM_S390_NUMA_H | |
| #ifdef CONFIG_NUMA | |
| #include <linux/numa.h> | |
| #include <linux/cpumask.h> | |
| void numa_setup(void); | |
| int numa_pfn_to_nid(unsigned long pfn); | |
| int __node_distance(int a, int b); | |
| void numa_update_cpu_topology(void); | |
| extern cpumask_t node_to_cpumask_map[MAX_NUMNODES]; | |
| extern int numa_debug_enabled; | |
| #else | |
| static inline void numa_setup(void) { } | |
| static inline void numa_update_cpu_topology(void) { } | |
| static inline int numa_pfn_to_nid(unsigned long pfn) | |
| { | |
| return 0; | |
| } | |
| #endif /* CONFIG_NUMA */ | |
| #endif /* _ASM_S390_NUMA_H */ |