aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/include/asm/numa_64.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/include/asm/numa_64.h')
-rw-r--r--arch/x86/include/asm/numa_64.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/x86/include/asm/numa_64.h b/arch/x86/include/asm/numa_64.h
new file mode 100644
index 00000000000..15c990395b0
--- /dev/null
+++ b/arch/x86/include/asm/numa_64.h
@@ -0,0 +1,43 @@
+#ifndef ASM_X86__NUMA_64_H
+#define ASM_X86__NUMA_64_H
+
+#include <linux/nodemask.h>
+#include <asm/apicdef.h>
+
+struct bootnode {
+ u64 start;
+ u64 end;
+};
+
+extern int compute_hash_shift(struct bootnode *nodes, int numblks,
+ int *nodeids);
+
+#define ZONE_ALIGN (1UL << (MAX_ORDER+PAGE_SHIFT))
+
+extern void numa_init_array(void);
+extern int numa_off;
+
+extern void srat_reserve_add_area(int nodeid);
+extern int hotadd_percent;
+
+extern s16 apicid_to_node[MAX_LOCAL_APIC];
+
+extern unsigned long numa_free_all_bootmem(void);
+extern void setup_node_bootmem(int nodeid, unsigned long start,
+ unsigned long end);
+
+#ifdef CONFIG_NUMA
+extern void __init init_cpu_to_node(void);
+extern void __cpuinit numa_set_node(int cpu, int node);
+extern void __cpuinit numa_clear_node(int cpu);
+extern void __cpuinit numa_add_cpu(int cpu);
+extern void __cpuinit numa_remove_cpu(int cpu);
+#else
+static inline void init_cpu_to_node(void) { }
+static inline void numa_set_node(int cpu, int node) { }
+static inline void numa_clear_node(int cpu) { }
+static inline void numa_add_cpu(int cpu, int node) { }
+static inline void numa_remove_cpu(int cpu) { }
+#endif
+
+#endif /* ASM_X86__NUMA_64_H */