diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-ppc/page.h | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/include/asm-ppc/page.h b/include/asm-ppc/page.h index 4789dc02424..fc44f7ca62d 100644 --- a/include/asm-ppc/page.h +++ b/include/asm-ppc/page.h @@ -34,6 +34,17 @@ typedef unsigned long pte_basic_t; #define PTE_FMT "%.8lx" #endif +/* align addr on a size boundary - adjust address up/down if needed */ +#define _ALIGN_UP(addr,size) (((addr)+((size)-1))&(~((size)-1))) +#define _ALIGN_DOWN(addr,size) ((addr)&(~((size)-1))) + +/* align addr on a size boundary - adjust address up if needed */ +#define _ALIGN(addr,size) _ALIGN_UP(addr,size) + +/* to align the pointer to the (next) page boundary */ +#define PAGE_ALIGN(addr) _ALIGN(addr, PAGE_SIZE) + + #undef STRICT_MM_TYPECHECKS #ifdef STRICT_MM_TYPECHECKS @@ -76,13 +87,6 @@ typedef unsigned long pgprot_t; #endif - -/* align addr on a size boundary - adjust address up if needed -- Cort */ -#define _ALIGN(addr,size) (((addr)+(size)-1)&(~((size)-1))) - -/* to align the pointer to the (next) page boundary */ -#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK) - struct page; extern void clear_pages(void *page, int order); static inline void clear_page(void *page) { clear_pages(page, 0); } |