message: removing the duplication of VIRTIO_IRQ_NO
diff: @@ -30,10 +30,7 @@ use crate::drivers::virtio::error::VirtioError;
  use crate::arch::x86_64::kernel::irq::*;
  use crate::drivers::virtio::depr::virtio_fs;
  -use crate::drivers::virtio::virtio_irqhandler;
  -
  -/// Specifies the interrupt number of the virtio device
  -static mut VIRTIO_IRQ_NO: u8 = 0;
  +use crate::drivers::virtio::{VIRTIO_IRQ_NO, virtio_irqhandler};
  /// Virtio device ID's
  /// See Virtio specification v1.1. - 5
  