| /drivers/include/linux/kernel.h |
|---|
| 283,7 → 283,10 |
| (_timer)->handle = 0; \ |
| } while (0) |
| int del_timer(struct timer_list *timer); |
| # define del_timer_sync(t) del_timer(t) |
| struct timespec { |
| long tv_sec; /* seconds */ |
| long tv_nsec; /* nanoseconds */ |
| 290,6 → 293,11 |
| }; |
| #define mb() asm volatile("mfence" : : : "memory") |
| #define rmb() asm volatile("lfence" : : : "memory") |
| #define wmb() asm volatile("sfence" : : : "memory") |
| #define build_mmio_read(name, size, type, reg, barrier) \ |
| static inline type name(const volatile void __iomem *addr) \ |
| { type ret; asm volatile("mov" size " %1,%0":reg (ret) \ |
| /drivers/include/linux/types.h |
|---|
| 321,10 → 321,6 |
| struct drm_file; |
| #define DRM_MEMORYBARRIER() __asm__ __volatile__("lock; addl $0,0(%esp)") |
| #define mb() __asm__ __volatile__("lock; addl $0,0(%esp)") |
| #define PAGE_SHIFT 12 |
| #define PAGE_SIZE (1UL << PAGE_SHIFT) |
| #define PAGE_MASK (~(PAGE_SIZE-1)) |
| /drivers/include/linux/wait.h |
|---|
| 1,11 → 1,13 |
| #ifndef _LINUX_WAIT_H |
| #define _LINUX_WAIT_H |
| #include <linux/list.h> |
| #include <syscall.h> |
| typedef struct __wait_queue wait_queue_t; |
| typedef int (*wait_queue_func_t)(wait_queue_t *wait, unsigned mode, int flags, void *key); |
| int default_wake_function(wait_queue_t *wait, unsigned mode, int flags, void *key); |
| typedef struct __wait_queue_head wait_queue_head_t; |
| 21,6 → 23,10 |
| spinlock_t lock; |
| struct list_head task_list; |
| }; |
| static inline int waitqueue_active(wait_queue_head_t *q) |
| { |
| return !list_empty(&q->task_list); |
| } |
| static inline void __add_wait_queue(wait_queue_head_t *head, wait_queue_t *new) |
| { |