diff options
| author | Mike Travis <travis@sgi.com> | 2008-03-25 15:06:51 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-04-17 17:41:34 +0200 |
| commit | b447a468fcd130aa8951672b6115c673c274e888 (patch) | |
| tree | 3824624df1191cb1e6abbf9f9dbeca3f9d8c17f8 /include/asm-x86 | |
| parent | a24eae88ad3767d0a4a940a10e4a9cec849b7778 (diff) | |
x86: clean up non-smp usage of cpu maps
Cleanup references to the early cpu maps for the non-SMP configuration
and remove some functions called for SMP configurations only.
Cc: Andi Kleen <ak@suse.de>
Cc: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 */ |