diff options
Diffstat (limited to 'include/asm-x86')
| -rw-r--r-- | include/asm-x86/smp.h | 5 | ||||
| -rw-r--r-- | include/asm-x86/topology.h | 15 |
2 files changed, 16 insertions, 4 deletions
diff --git a/include/asm-x86/smp.h b/include/asm-x86/smp.h index 654724c58f5..d973c11688c 100644 --- a/include/asm-x86/smp.h +++ b/include/asm-x86/smp.h @@ -29,10 +29,15 @@ extern int smp_num_siblings; extern unsigned int num_processors; extern cpumask_t cpu_initialized; +#ifdef CONFIG_SMP extern u16 x86_cpu_to_apicid_init[]; extern u16 x86_bios_cpu_apicid_init[]; extern void *x86_cpu_to_apicid_early_ptr; extern void *x86_bios_cpu_apicid_early_ptr; +#else +#define x86_cpu_to_apicid_early_ptr NULL +#define x86_bios_cpu_apicid_early_ptr NULL +#endif DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); DECLARE_PER_CPU(cpumask_t, cpu_core_map); diff --git a/include/asm-x86/topology.h b/include/asm-x86/topology.h index 8d1a1f3d21b..81a29eb08ac 100644 --- a/include/asm-x86/topology.h +++ b/include/asm-x86/topology.h @@ -38,8 +38,13 @@ extern int cpu_to_node_map[]; #endif DECLARE_PER_CPU(int, x86_cpu_to_node_map); + +#ifdef CONFIG_SMP extern int x86_cpu_to_node_map_init[]; extern void *x86_cpu_to_node_map_early_ptr; +#else +#define x86_cpu_to_node_map_early_ptr NULL +#endif extern cpumask_t node_to_cpumask_map[]; @@ -54,6 +59,8 @@ static inline int cpu_to_node(int cpu) } #else /* CONFIG_X86_64 */ + +#ifdef CONFIG_SMP static inline int early_cpu_to_node(int cpu) { int *cpu_to_node_map = x86_cpu_to_node_map_early_ptr; @@ -65,6 +72,9 @@ static inline int early_cpu_to_node(int cpu) else return NUMA_NO_NODE; } +#else +#define early_cpu_to_node(cpu) cpu_to_node(cpu) +#endif static inline int cpu_to_node(int cpu) { @@ -76,10 +86,7 @@ static inline int cpu_to_node(int cpu) return ((int *)x86_cpu_to_node_map_early_ptr)[cpu]; } #endif - if (per_cpu_offset(cpu)) - return per_cpu(x86_cpu_to_node_map, cpu); - else - return NUMA_NO_NODE; + return per_cpu(x86_cpu_to_node_map, cpu); } #endif /* CONFIG_X86_64 */ |