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762834e8bf
Consolidate the various arch-specific implementations of pxm_to_node() and node_to_pxm() into a single generic version. Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Andi Kleen <ak@muc.de> Cc: Dave Hansen <haveblue@us.ibm.com> Cc: "Brown, Len" <len.brown@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
39 lines
808 B
C
39 lines
808 B
C
#ifndef _ASM_X8664_NUMA_H
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#define _ASM_X8664_NUMA_H 1
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#include <linux/nodemask.h>
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struct bootnode {
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u64 start,end;
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};
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extern int compute_hash_shift(struct bootnode *nodes, int numnodes);
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#define ZONE_ALIGN (1UL << (MAX_ORDER+PAGE_SHIFT))
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extern void numa_add_cpu(int cpu);
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extern void numa_init_array(void);
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extern int numa_off;
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extern void numa_set_node(int cpu, int node);
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extern void srat_reserve_add_area(int nodeid);
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extern int hotadd_percent;
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extern unsigned char apicid_to_node[256];
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#ifdef CONFIG_NUMA
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extern void __init init_cpu_to_node(void);
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static inline void clear_node_cpumask(int cpu)
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{
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clear_bit(cpu, &node_to_cpumask[cpu_to_node(cpu)]);
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}
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#else
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#define init_cpu_to_node() do {} while (0)
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#define clear_node_cpumask(cpu) do {} while (0)
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#endif
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#define NUMA_NO_NODE 0xff
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#endif
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