| Matthew Wilcox | 1366c37 | 2016-03-17 14:21:45 -0700 | [diff] [blame] | 1 | #ifndef _KERNEL_H |
| 2 | #define _KERNEL_H |
| 3 | |
| 4 | #include <assert.h> |
| 5 | #include <string.h> |
| 6 | #include <stdio.h> |
| 7 | #include <stddef.h> |
| 8 | #include <limits.h> |
| 9 | |
| 10 | #ifndef NULL |
| 11 | #define NULL 0 |
| 12 | #endif |
| 13 | |
| 14 | #define BUG_ON(expr) assert(!(expr)) |
| 15 | #define __init |
| Konstantin Khlebnikov | 2d6f45b | 2016-03-17 14:22:08 -0700 | [diff] [blame^] | 16 | #define __must_check |
| Matthew Wilcox | 1366c37 | 2016-03-17 14:21:45 -0700 | [diff] [blame] | 17 | #define panic(expr) |
| 18 | #define printk printf |
| 19 | #define __force |
| 20 | #define likely(c) (c) |
| 21 | #define unlikely(c) (c) |
| 22 | #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) |
| 23 | |
| 24 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) |
| 25 | |
| 26 | #define container_of(ptr, type, member) ({ \ |
| 27 | const typeof( ((type *)0)->member ) *__mptr = (ptr); \ |
| 28 | (type *)( (char *)__mptr - offsetof(type, member) );}) |
| 29 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
| 30 | |
| 31 | static inline int in_interrupt(void) |
| 32 | { |
| 33 | return 0; |
| 34 | } |
| 35 | #endif /* _KERNEL_H */ |