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| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/powerpc/include/asm/mmzone.h | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'arch/powerpc/include/asm/mmzone.h')
| -rw-r--r-- | arch/powerpc/include/asm/mmzone.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mmzone.h b/arch/powerpc/include/asm/mmzone.h new file mode 100644 index 00000000..7b589178 --- /dev/null +++ b/arch/powerpc/include/asm/mmzone.h @@ -0,0 +1,46 @@ +/* + * Written by Kanoj Sarcar (kanoj@sgi.com) Aug 99 + * + * PowerPC64 port: + * Copyright (C) 2002 Anton Blanchard, IBM Corp. + */ +#ifndef _ASM_MMZONE_H_ +#define _ASM_MMZONE_H_ +#ifdef __KERNEL__ + +#include <linux/cpumask.h> + +/* + * generic non-linear memory support: + * + * 1) we will not split memory into more chunks than will fit into the + * flags field of the struct page + */ + +#ifdef CONFIG_NEED_MULTIPLE_NODES + +extern struct pglist_data *node_data[]; +/* + * Return a pointer to the node data for node n. + */ +#define NODE_DATA(nid) (node_data[nid]) + +/* + * Following are specific to this numa platform. + */ + +extern int numa_cpu_lookup_table[]; +extern cpumask_var_t node_to_cpumask_map[]; +#ifdef CONFIG_MEMORY_HOTPLUG +extern unsigned long max_pfn; +u64 memory_hotplug_max(void); +#else +#define memory_hotplug_max() memblock_end_of_DRAM() +#endif + +#else +#define memory_hotplug_max() memblock_end_of_DRAM() +#endif /* CONFIG_NEED_MULTIPLE_NODES */ + +#endif /* __KERNEL__ */ +#endif /* _ASM_MMZONE_H_ */ |