diff options
Diffstat (limited to 'arch/alpha')
-rw-r--r-- | arch/alpha/include/asm/topology.h | 17 | ||||
-rw-r--r-- | arch/alpha/kernel/irq.c | 3 | ||||
-rw-r--r-- | arch/alpha/kernel/setup.c | 5 |
3 files changed, 24 insertions, 1 deletions
diff --git a/arch/alpha/include/asm/topology.h b/arch/alpha/include/asm/topology.h index 149532e162c4..b4f284c72ff3 100644 --- a/arch/alpha/include/asm/topology.h +++ b/arch/alpha/include/asm/topology.h @@ -39,7 +39,24 @@ static inline cpumask_t node_to_cpumask(int node) return node_cpu_mask; } +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; + + 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 pcibus_to_cpumask(bus) (cpu_online_map) +#define cpumask_of_pcibus(bus) (cpu_online_mask) #endif /* !CONFIG_NUMA */ # include <asm-generic/topology.h> diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c index d0f1620007f7..703731accda6 100644 --- a/arch/alpha/kernel/irq.c +++ b/arch/alpha/kernel/irq.c @@ -50,7 +50,8 @@ int irq_select_affinity(unsigned int irq) if (!irq_desc[irq].chip->set_affinity || irq_user_affinity[irq]) return 1; - while (!cpu_possible(cpu) || !cpu_isset(cpu, irq_default_affinity)) + while (!cpu_possible(cpu) || + !cpumask_test_cpu(cpu, irq_default_affinity)) cpu = (cpu < (NR_CPUS-1) ? cpu + 1 : 0); last_cpu = cpu; diff --git a/arch/alpha/kernel/setup.c b/arch/alpha/kernel/setup.c index a449e999027c..02bee6983ce2 100644 --- a/arch/alpha/kernel/setup.c +++ b/arch/alpha/kernel/setup.c @@ -79,6 +79,11 @@ int alpha_l3_cacheshape; unsigned long alpha_verbose_mcheck = CONFIG_VERBOSE_MCHECK_ON; #endif +#ifdef CONFIG_NUMA +struct cpumask node_to_cpumask_map[MAX_NUMNODES] __read_mostly; +EXPORT_SYMBOL(node_to_cpumask_map); +#endif + /* Which processor we booted from. */ int boot_cpuid; |