projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _ASM_ALPHA_TOPOLOGY_H |
| 2 | #define _ASM_ALPHA_TOPOLOGY_H | |
| 3 | ||
| 4 | #include <linux/smp.h> | |
| 5 | #include <linux/threads.h> | |
| 6 | #include <asm/machvec.h> | |
| 7 | ||
| 8 | #ifdef CONFIG_NUMA | |
| 9 | static inline int cpu_to_node(int cpu) | |
| 10 | { | |
| 11 | int node; | |
| 12 | ||
| 13 | if (!alpha_mv.cpuid_to_nid) | |
| 14 | return 0; | |
| 15 | ||
| 16 | node = alpha_mv.cpuid_to_nid(cpu); | |
| 17 | ||
| 18 | #ifdef DEBUG_NUMA | |
| 19 | BUG_ON(node < 0); | |
| 20 | #endif | |
| 21 | ||
| 22 | return node; | |
| 23 | } | |
| 24 | ||
| 25 | static inline cpumask_t node_to_cpumask(int node) | |
| 26 | { | |
| 27 | cpumask_t node_cpu_mask = CPU_MASK_NONE; | |
| 28 | int cpu; | |
| 29 | ||
| 394e3902 AM |
30 | for_each_online_cpu(cpu) { |
| 31 | if (cpu_to_node(cpu) == node) | |
| 1da177e4 LT |
32 | cpu_set(cpu, node_cpu_mask); |
| 33 | } | |
| 34 | ||
| 35 | #ifdef DEBUG_NUMA | |
| 36 | printk("node %d: cpu_mask: %016lx\n", node, node_cpu_mask); | |
| 37 | #endif | |
| 38 | ||
| 39 | return node_cpu_mask; | |
| 40 | } | |
| 41 | ||
| 42 | #define pcibus_to_cpumask(bus) (cpu_online_map) | |
| 43 | ||
| 1da177e4 | 44 | #endif /* !CONFIG_NUMA */ |
| aa6b5446 | 45 | # include <asm-generic/topology.h> |
| 1da177e4 LT |
46 | |
| 47 | #endif /* _ASM_ALPHA_TOPOLOGY_H */ |