Function async_run_on_cpu 

pub unsafe extern "C" fn async_run_on_cpu(
    cpu: *mut CPUState,
    func: run_on_cpu_func,
    data: run_on_cpu_data,
)

async_run_on_cpu: @cpu: The vCPU to run on. @func: The function to be executed. @data: Data to pass to the function.

Schedules the function @func for execution on the vCPU @cpu asynchronously.