Re: [PATCH 05/10] rust: qdev: add clock creation

[Zhao Liu <zhao1.liu@intel.com>]

>          // SAFETY:
>          //
> -        // self.clock is not initialized at this point; but since `NonNull<_>` is Copy,
> -        // we can overwrite the undefined value without side effects. This is
> +        // self.clock is not initialized at this point; but since `NonNull<_>` is

s/NonNull<_>/Owned<_>/

> +        // not Drop, we can overwrite the undefined value without side effects. This is
>          // safe since all PL011State instances are created by QOM code which
>          // calls this function to initialize the fields; therefore no code is
>          // able to access an invalid self.clock value.
> -        unsafe {
> -            let dev: &mut DeviceState = self.upcast_mut();
> -            self.clock = NonNull::new(qdev_init_clock_in(
> -                dev,
> -                CLK_NAME.as_ptr(),
> -                None, /* pl011_clock_update */
> -                addr_of_mut!(*self).cast::<c_void>(),
> -                ClockEvent::ClockUpdate.0,
> -            ))
> -            .unwrap();
> -        }
> +        self.clock = self.init_clock_in("clk", &Self::clock_update, ClockEvent::ClockUpdate);
> +    }
> +

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>