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struct __wait_queue_head {
spinlock_t lock;
struct list_head task_list;
};
typedef struct __wait_queue_head wait_queue_head_t;
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struct __wait_queue {
unsigned int flags;
#define WQ_FLAG_EXCLUSIVE 0x01
struct task_struct * task;
wait_queue_func_t func;
struct list_head task_list;
};
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#define __WAIT_QUEUE_HEAD_INITIALIZER(name) { \
.lock = SPIN_LOCK_UNLOCKED, \
.task_list = { &(name)
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