diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-03-26 21:39:17 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-27 17:28:43 +0100 |
| commit | 6e15cf04860074ad032e88c306bea656bbdd0f22 (patch) | |
| tree | c346383bb7563e8d66b2f4a502f875b259c34870 /arch/x86/include/asm/topology.h | |
| parent | be0ea69674ed95e1e98cb3687a241badc756d228 (diff) | |
| parent | 60db56422043aaa455ac7f858ce23c273220f9d9 (diff) | |
Merge branch 'core/percpu' into percpu-cpumask-x86-for-linus-2
Conflicts:
arch/parisc/kernel/irq.c
arch/x86/include/asm/fixmap_64.h
arch/x86/include/asm/setup.h
kernel/irq/handle.c
Semantic merge:
arch/x86/include/asm/fixmap.h
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/topology.h')
| -rw-r--r-- | arch/x86/include/asm/topology.h | 31 |
1 files changed, 23 insertions, 8 deletions
diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h index 4e2f2e0aab2..77cfb2cfb38 100644 --- a/arch/x86/include/asm/topology.h +++ b/arch/x86/include/asm/topology.h @@ -74,6 +74,8 @@ static inline const struct cpumask *cpumask_of_node(int node) return &node_to_cpumask_map[node]; } +static inline void setup_node_to_cpumask_map(void) { } + #else /* CONFIG_X86_64 */ /* Mappings between node number and cpus on that node. */ @@ -83,7 +85,8 @@ extern cpumask_t *node_to_cpumask_map; DECLARE_EARLY_PER_CPU(int, x86_cpu_to_node_map); /* Returns the number of the current Node. */ -#define numa_node_id() read_pda(nodenumber) +DECLARE_PER_CPU(int, node_number); +#define numa_node_id() percpu_read(node_number) #ifdef CONFIG_DEBUG_PER_CPU_MAPS extern int cpu_to_node(int cpu); @@ -102,10 +105,7 @@ static inline int cpu_to_node(int cpu) /* Same function but used if called before per_cpu areas are setup */ static inline int early_cpu_to_node(int cpu) { - if (early_per_cpu_ptr(x86_cpu_to_node_map)) - return early_per_cpu_ptr(x86_cpu_to_node_map)[cpu]; - - return per_cpu(x86_cpu_to_node_map, cpu); + return early_per_cpu(x86_cpu_to_node_map, cpu); } /* Returns a pointer to the cpumask of CPUs on Node 'node'. */ @@ -122,6 +122,8 @@ static inline cpumask_t node_to_cpumask(int node) #endif /* !CONFIG_DEBUG_PER_CPU_MAPS */ +extern void setup_node_to_cpumask_map(void); + /* * Replace default node_to_cpumask_ptr with optimized version * Deprecated: use "const struct cpumask *mask = cpumask_of_node(node)" @@ -192,9 +194,20 @@ extern int __node_distance(int, int); #else /* !CONFIG_NUMA */ -#define numa_node_id() 0 -#define cpu_to_node(cpu) 0 -#define early_cpu_to_node(cpu) 0 +static inline int numa_node_id(void) +{ + return 0; +} + +static inline int cpu_to_node(int cpu) +{ + return 0; +} + +static inline int early_cpu_to_node(int cpu) +{ + return 0; +} static inline const cpumask_t *cpumask_of_node(int node) { @@ -209,6 +222,8 @@ static inline int node_to_first_cpu(int node) return first_cpu(cpu_online_map); } +static inline void setup_node_to_cpumask_map(void) { } + /* * Replace default node_to_cpumask_ptr with optimized version * Deprecated: use "const struct cpumask *mask = cpumask_of_node(node)" |