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Filename/usr/src/linux-headers-3.13.0-24/arch/sh/include/asm/mmzone.h
Size1.06 kb
Permissionrw-r--r--
Ownerroot : root
Create time27-Apr-2025 09:50
Last modified20-Jan-2014 10:40
Last accessed06-Jul-2025 21:55
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#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;
}

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

/* 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)
{
}
#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 */