| Dave Hansen | 22a9835 | 2006-03-27 01:16:04 -0800 | [diff] [blame] | 1 | #ifndef _LINUX_PFN_H_ |
| 2 | #define _LINUX_PFN_H_ | ||||
| 3 | |||||
| 4 | #define PFN_ALIGN(x) (((unsigned long)(x) + (PAGE_SIZE - 1)) & PAGE_MASK) | ||||
| 5 | #define PFN_UP(x) (((x) + PAGE_SIZE-1) >> PAGE_SHIFT) | ||||
| 6 | #define PFN_DOWN(x) ((x) >> PAGE_SHIFT) | ||||
| 7 | #define PFN_PHYS(x) ((x) << PAGE_SHIFT) | ||||
| 8 | |||||
| 9 | #endif | ||||