Release 4.14 arch/sh/include/asm/mmzone.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_MMZONE_H

#define __ASM_SH_MMZONE_H

#ifdef __KERNEL__

#ifdef CONFIG_NEED_MULTIPLE_NODES
#include <linux/numa.h>

extern struct pglist_data *node_data[];

#define NODE_DATA(nid)		(node_data[nid])



static inline int pfn_to_nid(unsigned long pfn)
{
	int nid;

	for (nid = 0; nid < MAX_NUMNODES; nid++)
		if (pfn >= node_start_pfn(nid) && pfn <= node_end_pfn(nid))
			break;

	return nid;
}

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static inline struct pglist_data *pfn_to_pgdat(unsigned long pfn)
{
	return NODE_DATA(pfn_to_nid(pfn));
}

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/* arch/sh/mm/numa.c */
void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end);
#else

static inline void

setup_bootmem_node(int nid, unsigned long start, unsigned long end)
{
}
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#endif /* CONFIG_NEED_MULTIPLE_NODES */

/* Platform specific mem init */
void __init plat_mem_setup(void);

/* arch/sh/kernel/setup.c */
void __init __add_active_range(unsigned int nid, unsigned long start_pfn,
			       unsigned long end_pfn);
/* arch/sh/mm/init.c */
void __init allocate_pgdat(unsigned int nid);

#endif /* __KERNEL__ */
#endif /* __ASM_SH_MMZONE_H */
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Directory: arch/sh/include/asm

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