| #ifndef _ASM_ALPHA_TOPOLOGY_H |
| #define _ASM_ALPHA_TOPOLOGY_H |
| |
| #include <linux/smp.h> |
| #include <linux/threads.h> |
| #include <asm/machvec.h> |
| |
| #ifdef CONFIG_NUMA |
| static inline int cpu_to_node(int cpu) |
| { |
| int node; |
| |
| if (!alpha_mv.cpuid_to_nid) |
| return 0; |
| |
| node = alpha_mv.cpuid_to_nid(cpu); |
| |
| #ifdef DEBUG_NUMA |
| BUG_ON(node < 0); |
| #endif |
| |
| return node; |
| } |
| |
| extern struct cpumask node_to_cpumask_map[]; |
| /* FIXME: This is dumb, recalculating every time. But simple. */ |
| static const struct cpumask *cpumask_of_node(int node) |
| { |
| int cpu; |
| |
| if (node == -1) |
| return cpu_all_mask; |
| |
| cpumask_clear(&node_to_cpumask_map[node]); |
| |
| for_each_online_cpu(cpu) { |
| if (cpu_to_node(cpu) == node) |
| cpumask_set_cpu(cpu, node_to_cpumask_map[node]); |
| } |
| |
| return &node_to_cpumask_map[node]; |
| } |
| |
| #define cpumask_of_pcibus(bus) (cpu_online_mask) |
| |
| #endif /* !CONFIG_NUMA */ |
| # include <asm-generic/topology.h> |
| |
| #endif /* _ASM_ALPHA_TOPOLOGY_H */ |
