Messages in this thread Patch in this message | | | Date | Tue, 14 Feb 2006 19:12:15 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | [PATCH] unify pfn_to_page take3 [5/23] alpha pfn_to_page |
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Alpha can use generic funcs.
Signed-Off-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Index: testtree/include/asm-alpha/mmzone.h =================================================================== --- testtree.orig/include/asm-alpha/mmzone.h +++ testtree/include/asm-alpha/mmzone.h @@ -59,9 +59,6 @@ PLAT_NODE_DATA_LOCALNR(unsigned long p, #define kvaddr_to_nid(kaddr) pa_to_nid(__pa(kaddr)) #define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn)
-#define local_mapnr(kvaddr) \ - ((__pa(kvaddr) >> PAGE_SHIFT) - node_start_pfn(kvaddr_to_nid(kvaddr))) - /* * Given a kaddr, LOCAL_BASE_ADDR finds the owning node of the memory * and returns the kaddr corresponding to first physical page in the @@ -104,19 +101,8 @@ PLAT_NODE_DATA_LOCALNR(unsigned long p, __xx; \ })
-#define pfn_to_page(pfn) \ -({ \ - unsigned long kaddr = (unsigned long)__va((pfn) << PAGE_SHIFT); \ - (NODE_DATA(kvaddr_to_nid(kaddr))->node_mem_map + local_mapnr(kaddr)); \ -}) - -#define page_to_pfn(page) \ - ((page) - page_zone(page)->zone_mem_map + \ - (page_zone(page)->zone_start_pfn)) - #define page_to_pa(page) \ - ((( (page) - page_zone(page)->zone_mem_map ) \ - + page_zone(page)->zone_start_pfn) << PAGE_SHIFT) + (page_to_pfn(page) << PAGE_SHIFT)
#define pfn_to_nid(pfn) pa_to_nid(((u64)(pfn) << PAGE_SHIFT)) #define pfn_valid(pfn) \ Index: testtree/include/asm-alpha/page.h =================================================================== --- testtree.orig/include/asm-alpha/page.h +++ testtree/include/asm-alpha/page.h @@ -85,8 +85,6 @@ typedef unsigned long pgprot_t; #define __pa(x) ((unsigned long) (x) - PAGE_OFFSET) #define __va(x) ((void *)((unsigned long) (x) + PAGE_OFFSET)) #ifndef CONFIG_DISCONTIGMEM -#define pfn_to_page(pfn) (mem_map + (pfn)) -#define page_to_pfn(page) ((unsigned long)((page) - mem_map)) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
#define pfn_valid(pfn) ((pfn) < max_mapnr) @@ -95,9 +93,9 @@ typedef unsigned long pgprot_t;
#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) - #endif /* __KERNEL__ */
+#include <asm-generic/memory_model.h> #include <asm-generic/page.h>
#endif /* _ALPHA_PAGE_H */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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