func InitAio(size int) error {
max_event_size = size
cbs = make([]C.struct_iocb, max_event_size, max_event_size)
aio_result_map = make([](chan aio_result), max_event_size, max_event_size)
idle_event = make(chan uint, max_event_size)
for i := 0; i < max_event_size; i++ {
idle_event <- uint(i)
retch := make(chan aio_result, 1)
aio_result_map[i] = retch
}
pagesize = C.get_pagesize()
aio_lock.Lock()
ret := C.io_setup(C.int(max_event_size), &ctx)
if int(ret) != 0 {
aio_lock.Unlock()
return errors.New("init aio failed")
}
aio_lock.Unlock()
go run()
return nil
}
func pagesize() int {
return int(C.get_pagesize())
}