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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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e6df595b37
Move numa_nodes_parsed from numa_64.[hc] to numa.[hc] to prepare for NUMA init path unification. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Yinghai Lu <yinghai@kernel.org> Cc: David Rientjes <rientjes@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: "H. Peter Anvin" <hpa@zytor.com>
69 lines
1.7 KiB
C
69 lines
1.7 KiB
C
#ifndef _ASM_X86_NUMA_H
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#define _ASM_X86_NUMA_H
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#include <linux/nodemask.h>
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#include <asm/topology.h>
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#include <asm/apicdef.h>
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#ifdef CONFIG_NUMA
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#define NR_NODE_MEMBLKS (MAX_NUMNODES*2)
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/*
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* __apicid_to_node[] stores the raw mapping between physical apicid and
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* node and is used to initialize cpu_to_node mapping.
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*
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* The mapping may be overridden by apic->numa_cpu_node() on 32bit and thus
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* should be accessed by the accessors - set_apicid_to_node() and
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* numa_cpu_node().
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*/
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extern s16 __apicid_to_node[MAX_LOCAL_APIC];
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extern nodemask_t numa_nodes_parsed __initdata;
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static inline void set_apicid_to_node(int apicid, s16 node)
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{
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__apicid_to_node[apicid] = node;
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}
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extern int __cpuinit numa_cpu_node(int cpu);
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#else /* CONFIG_NUMA */
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static inline void set_apicid_to_node(int apicid, s16 node)
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{
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}
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static inline int numa_cpu_node(int cpu)
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{
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return NUMA_NO_NODE;
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}
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#endif /* CONFIG_NUMA */
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#ifdef CONFIG_X86_32
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# include "numa_32.h"
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#else
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# include "numa_64.h"
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#endif
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#ifdef CONFIG_NUMA
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extern void __cpuinit numa_set_node(int cpu, int node);
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extern void __cpuinit numa_clear_node(int cpu);
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extern void __init numa_init_array(void);
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extern void __init init_cpu_to_node(void);
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extern void __cpuinit numa_add_cpu(int cpu);
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extern void __cpuinit numa_remove_cpu(int cpu);
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#else /* CONFIG_NUMA */
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static inline void numa_set_node(int cpu, int node) { }
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static inline void numa_clear_node(int cpu) { }
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static inline void numa_init_array(void) { }
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static inline void init_cpu_to_node(void) { }
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static inline void numa_add_cpu(int cpu) { }
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static inline void numa_remove_cpu(int cpu) { }
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#endif /* CONFIG_NUMA */
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#ifdef CONFIG_DEBUG_PER_CPU_MAPS
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void debug_cpumask_set_cpu(int cpu, int node, bool enable);
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#endif
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#endif /* _ASM_X86_NUMA_H */
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