#ifndef _KERNEL_H #define _KERNEL_H #include <assert.h> #include <string.h> #include <stdio.h> #include <stddef.h> #include <limits.h> #include "../../include/linux/compiler.h" #include "../../include/linux/err.h" #include "../../../include/linux/kconfig.h" #ifdef BENCHMARK #define RADIX_TREE_MAP_SHIFT 6 #else #define RADIX_TREE_MAP_SHIFT 3 #endif #ifndef NULL #define NULL 0 #endif #define BUG_ON(expr) assert(!(expr)) #define WARN_ON(expr) assert(!(expr)) #define __init #define __must_check #define panic(expr) #define printk printf #define __force #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) #define pr_debug printk #define smp_rmb() barrier() #define smp_wmb() barrier() #define cpu_relax() barrier() #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) #define container_of(ptr, type, member) ({ \ const typeof( ((type *)0)->member ) *__mptr = (ptr); \ (type *)( (char *)__mptr - offsetof(type, member) );}) #define min(a, b) ((a) < (b) ? (a) : (b)) #define cond_resched() sched_yield() static inline int in_interrupt(void) { return 0; } /* * This looks more complex than it should be. But we need to * get the type for the ~ right in round_down (it needs to be * as wide as the result!), and we want to evaluate the macro * arguments just once each. */ #define __round_mask(x, y) ((__typeof__(x))((y)-1)) #define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1) #define round_down(x, y) ((x) & ~__round_mask(x, y)) #define xchg(ptr, x) uatomic_xchg(ptr, x) #endif /* _KERNEL_H */ |