Viewing file:  mmzone.h (1.06 KB) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_MMZONE_H
#define __ASM_SH_MMZONE_H
#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 /* __ASM_SH_MMZONE_H */
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