X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-x86_64%2Fmmzone.h;h=c38ebdf6f426ad41ddfc19fc8df42553eae4b5a6;hb=refs%2Fheads%2Fvserver;hp=972c9359f7d739ff5ffe4f34b2450a218faeaeab;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/include/asm-x86_64/mmzone.h b/include/asm-x86_64/mmzone.h index 972c9359f..c38ebdf6f 100644 --- a/include/asm-x86_64/mmzone.h +++ b/include/asm-x86_64/mmzone.h @@ -4,7 +4,6 @@ #ifndef _ASM_X86_64_MMZONE_H #define _ASM_X86_64_MMZONE_H 1 -#include #ifdef CONFIG_NUMA @@ -12,11 +11,17 @@ #include -#define NODEMAPSIZE 0xfff +/* Should really switch to dynamic allocation at some point */ +#define NODEMAPSIZE 0x4fff /* Simple perfect hash to map physical addresses to node numbers */ -extern int memnode_shift; -extern u8 memnodemap[NODEMAPSIZE]; +struct memnode { + int shift; + u8 map[NODEMAPSIZE]; +} ____cacheline_aligned; +extern struct memnode memnode; +#define memnode_shift memnode.shift +#define memnodemap memnode.map extern struct pglist_data *node_data[]; @@ -37,14 +42,9 @@ static inline __attribute__((pure)) int phys_to_nid(unsigned long addr) #ifdef CONFIG_DISCONTIGMEM #define pfn_to_nid(pfn) phys_to_nid((unsigned long)(pfn) << PAGE_SHIFT) -#define kvaddr_to_nid(kaddr) phys_to_nid(__pa(kaddr)) -extern struct page *pfn_to_page(unsigned long pfn); -extern unsigned long page_to_pfn(struct page *page); extern int pfn_valid(unsigned long pfn); #endif -#define local_mapnr(kvaddr) \ - ( (__pa(kvaddr) >> PAGE_SHIFT) - node_start_pfn(kvaddr_to_nid(kvaddr)) ) #endif #endif