mm: move __phys_to_pfn and __pfn_to_phys to asm/generic/memory_model.h

Three architectures already define these, and we'll need them genericly
soon.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Christoph Hellwig 2015-08-07 17:41:01 -04:00 коммит произвёл Dan Williams
Родитель cb389b9c0e
Коммит 012dcef3f0
4 изменённых файлов: 6 добавлений и 18 удалений

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@ -118,12 +118,6 @@
#define DTCM_OFFSET UL(0xfffe8000) #define DTCM_OFFSET UL(0xfffe8000)
#endif #endif
/*
* Convert a physical address to a Page Frame Number and back
*/
#define __phys_to_pfn(paddr) ((unsigned long)((paddr) >> PAGE_SHIFT))
#define __pfn_to_phys(pfn) ((phys_addr_t)(pfn) << PAGE_SHIFT)
/* /*
* Convert a page to/from a physical address * Convert a page to/from a physical address
*/ */

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@ -80,12 +80,6 @@
#define __virt_to_phys(x) (((phys_addr_t)(x) - PAGE_OFFSET + PHYS_OFFSET)) #define __virt_to_phys(x) (((phys_addr_t)(x) - PAGE_OFFSET + PHYS_OFFSET))
#define __phys_to_virt(x) ((unsigned long)((x) - PHYS_OFFSET + PAGE_OFFSET)) #define __phys_to_virt(x) ((unsigned long)((x) - PHYS_OFFSET + PAGE_OFFSET))
/*
* Convert a physical address to a Page Frame Number and back
*/
#define __phys_to_pfn(paddr) ((unsigned long)((paddr) >> PAGE_SHIFT))
#define __pfn_to_phys(pfn) ((phys_addr_t)(pfn) << PAGE_SHIFT)
/* /*
* Convert a page to/from a physical address * Convert a page to/from a physical address
*/ */

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@ -60,12 +60,6 @@
#define __phys_to_virt(x) ((x) - PHYS_OFFSET + PAGE_OFFSET) #define __phys_to_virt(x) ((x) - PHYS_OFFSET + PAGE_OFFSET)
#endif #endif
/*
* Convert a physical address to a Page Frame Number and back
*/
#define __phys_to_pfn(paddr) ((paddr) >> PAGE_SHIFT)
#define __pfn_to_phys(pfn) ((pfn) << PAGE_SHIFT)
/* /*
* Convert a page to/from a physical address * Convert a page to/from a physical address
*/ */

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@ -69,6 +69,12 @@
}) })
#endif /* CONFIG_FLATMEM/DISCONTIGMEM/SPARSEMEM */ #endif /* CONFIG_FLATMEM/DISCONTIGMEM/SPARSEMEM */
/*
* Convert a physical address to a Page Frame Number and back
*/
#define __phys_to_pfn(paddr) ((unsigned long)((paddr) >> PAGE_SHIFT))
#define __pfn_to_phys(pfn) ((pfn) << PAGE_SHIFT)
#define page_to_pfn __page_to_pfn #define page_to_pfn __page_to_pfn
#define pfn_to_page __pfn_to_page #define pfn_to_page __pfn_to_page