diff options
Diffstat (limited to 'include/asm-sparc64/page.h')
| -rw-r--r-- | include/asm-sparc64/page.h | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/include/asm-sparc64/page.h b/include/asm-sparc64/page.h index c277ac56b9d..f6b49256fe2 100644 --- a/include/asm-sparc64/page.h +++ b/include/asm-sparc64/page.h @@ -125,17 +125,10 @@ typedef unsigned long pgprot_t; #define __pa(x) ((unsigned long)(x) - PAGE_OFFSET) #define __va(x) ((void *)((unsigned long) (x) + PAGE_OFFSET)) -/* PFNs are real physical page numbers. However, mem_map only begins to record - * per-page information starting at pfn_base. This is to handle systems where - * the first physical page in the machine is at some huge physical address, - * such as 4GB. This is common on a partitioned E10000, for example. - */ -extern struct page *pfn_to_page(unsigned long pfn); -extern unsigned long page_to_pfn(struct page *); +#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr)>>PAGE_SHIFT) -#define pfn_valid(pfn) (((pfn)-(pfn_base)) < max_mapnr) #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) #define virt_to_phys __pa |