2005-04-16 15:20:36 -07:00
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#ifndef _ASM_MACH_TOPOLOGY_H
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#define _ASM_MACH_TOPOLOGY_H 1
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#include <asm/sn/arch.h>
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#include <asm/sn/hub.h>
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#include <asm/mmzone.h>
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#define cpu_to_node(cpu) (cpu_data[(cpu)].p_nodeid)
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#define parent_node(node) (node)
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#define node_to_cpumask(node) (hub_data(node)->h_cpus)
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#define node_to_first_cpu(node) (first_cpu(node_to_cpumask(node)))
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2005-09-15 01:52:34 -07:00
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struct pci_bus;
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extern int pcibus_to_node(struct pci_bus *);
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2005-04-16 15:20:36 -07:00
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#define pcibus_to_cpumask(bus) (cpu_online_map)
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extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES];
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#define node_distance(from, to) (__node_distances[(from)][(to)])
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/* sched_domains SD_NODE_INIT for SGI IP27 machines */
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#define SD_NODE_INIT (struct sched_domain) { \
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.span = CPU_MASK_NONE, \
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.parent = NULL, \
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.groups = NULL, \
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.min_interval = 8, \
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.max_interval = 32, \
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.busy_factor = 32, \
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.imbalance_pct = 125, \
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.cache_hot_time = (10*1000), \
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.cache_nice_tries = 1, \
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.per_cpu_gain = 100, \
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.flags = SD_LOAD_BALANCE \
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| SD_BALANCE_EXEC \
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| SD_WAKE_BALANCE, \
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.last_balance = jiffies, \
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.balance_interval = 1, \
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.nr_balance_failed = 0, \
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}
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#endif /* _ASM_MACH_TOPOLOGY_H */
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