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#ifndef _ASM_SPARC64_TOPOLOGY_H
#define _ASM_SPARC64_TOPOLOGY_H

#ifdef CONFIG_NUMA

#include <asm/mmzone.h>

static inline int cpu_to_node(int cpu)
{
    return numa_cpu_lookup_table[cpu];
}

#define parent_node(node)    (node)

#define cpumask_of_node(node) ((node) == -1 ?                \
                   cpu_all_mask :                \
                   &numa_cpumask_lookup_table[node])

struct pci_bus;
#ifdef CONFIG_PCI
extern int pcibus_to_node(struct pci_bus *pbus);
#else
static inline int pcibus_to_node(struct pci_bus *pbus)
{
    return -1;
}
#endif

#define cpumask_of_pcibus(bus)    \
    (pcibus_to_node(bus) == -1 ? \
     cpu_all_mask : \
     cpumask_of_node(pcibus_to_node(bus)))

#define SD_NODE_INIT (struct sched_domain) {        \
    .min_interval        = 8,            \
    .max_interval        = 32,            \
    .busy_factor        = 32,            \
    .imbalance_pct        = 125,            \
    .cache_nice_tries    = 2,            \
    .busy_idx        = 3,            \
    .idle_idx        = 2,            \
    .newidle_idx        = 0,             \
    .wake_idx        = 0,            \
    .forkexec_idx        = 0,            \
    .flags            = SD_LOAD_BALANCE    \
                | SD_BALANCE_FORK    \
                | SD_BALANCE_EXEC    \
                | SD_SERIALIZE,        \
    .last_balance        = jiffies,        \
    .balance_interval    = 1,            \
}

#else /* CONFIG_NUMA */

#include <asm-generic/topology.h>

#endif /* !(CONFIG_NUMA) */

#ifdef CONFIG_SMP
#define topology_physical_package_id(cpu)    (cpu_data(cpu).proc_id)
#define topology_core_id(cpu)            (cpu_data(cpu).core_id)
#define topology_core_cpumask(cpu)        (&cpu_core_map[cpu])
#define topology_thread_cpumask(cpu)        (&per_cpu(cpu_sibling_map, cpu))
#define mc_capable()                (sparc64_multi_core)
#define smt_capable()                (sparc64_multi_core)
#endif /* CONFIG_SMP */

extern cpumask_t cpu_core_map[NR_CPUS];
static inline const struct cpumask *cpu_coregroup_mask(int cpu)
{
        return &cpu_core_map[cpu];
}

#endif /* _ASM_SPARC64_TOPOLOGY_H */

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