aio_poll_complete_work

函数名称：aio_poll_complete_work

函数原型：static void aio_poll_complete_work(struct work_struct *work)

返回类型：void

参数：

类型	参数	名称
struct work_struct *	work

1623

req等于container_of - cast a member of a structure out to the containing structure*@ptr: the pointer to the member.*@type: the type of the container struct this is embedded in.*@member: the name of the member within the struct.(work, structpoll_iocb, work)

1624

iocb等于container_of - cast a member of a structure out to the containing structure*@ptr: the pointer to the member.*@type: the type of the container struct this is embedded in.*@member: the name of the member within the struct.(req, structaio_kiocb, poll)

1625

struct poll_table_struct pt = {_key = events}

1626

ctx等于ki_ctx

1627

mask等于0

1629

如果非READ_ONCE(cancelled)则mask等于vfs_poll(file, & pt)按位与events

1639

spin_lock_irq( & ctx_lock)

1640

如果非mask且非READ_ONCE(cancelled)则

1641

add_wait_queue(head, & wait)

1642

spin_unlock_irq( & ctx_lock)

1643

返回

1645

删除链表项并重新初始化

1646

IO请求的结果等于mangle_poll(mask)

1647

done = true

1648

spin_unlock_irq( & ctx_lock)

1650

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