x86: consolidate header guards
[linux/fpc-iii.git] / include / asm-alpha / topology.h
blob149532e162c4f4293decb64e8e73aab339c13521
1 #ifndef _ASM_ALPHA_TOPOLOGY_H
2 #define _ASM_ALPHA_TOPOLOGY_H
4 #include <linux/smp.h>
5 #include <linux/threads.h>
6 #include <asm/machvec.h>
8 #ifdef CONFIG_NUMA
9 static inline int cpu_to_node(int cpu)
11 int node;
13 if (!alpha_mv.cpuid_to_nid)
14 return 0;
16 node = alpha_mv.cpuid_to_nid(cpu);
18 #ifdef DEBUG_NUMA
19 BUG_ON(node < 0);
20 #endif
22 return node;
25 static inline cpumask_t node_to_cpumask(int node)
27 cpumask_t node_cpu_mask = CPU_MASK_NONE;
28 int cpu;
30 for_each_online_cpu(cpu) {
31 if (cpu_to_node(cpu) == node)
32 cpu_set(cpu, node_cpu_mask);
35 #ifdef DEBUG_NUMA
36 printk("node %d: cpu_mask: %016lx\n", node, node_cpu_mask);
37 #endif
39 return node_cpu_mask;
42 #define pcibus_to_cpumask(bus) (cpu_online_map)
44 #endif /* !CONFIG_NUMA */
45 # include <asm-generic/topology.h>
47 #endif /* _ASM_ALPHA_TOPOLOGY_H */