include/linux/virtio_balloon.h

   1 #ifndef _LINUX_VIRTIO_BALLOON_H
   2 #define _LINUX_VIRTIO_BALLOON_H
   3 #include <linux/virtio_config.h>
   4
   5 /* The ID for virtio_balloon */
   6 #define VIRTIO_ID_BALLOON       5
   7
   8 /* The feature bitmap for virtio balloon */
   9 #define VIRTIO_BALLOON_F_MUST_TELL_HOST 0 /* Tell before reclaiming pages */
  10
  11 struct virtio_balloon_config
  12 {
  13         /* Number of pages host wants Guest to give up. */
  14         __le32 num_pages;
  15         /* Number of pages we've actually got in balloon. */
  16         __le32 actual;
  17 };
  18 #endif /* _LINUX_VIRTIO_BALLOON_H */