1 #ifndef _LINUX_VIRTIO_BALLOON_H
2 #define _LINUX_VIRTIO_BALLOON_H
3 /* This header is BSD licensed so anyone can use the definitions to implement
4 * compatible drivers/servers. */
5 #include <linux/virtio_ids.h>
6 #include <linux/virtio_config.h>
8 /* The feature bitmap for virtio balloon */
9 #define VIRTIO_BALLOON_F_MUST_TELL_HOST 0 /* Tell before reclaiming pages */
11 /* Size of a PFN in the balloon interface. */
12 #define VIRTIO_BALLOON_PFN_SHIFT 12
14 struct virtio_balloon_config
16 /* Number of pages host wants Guest to give up. */
18 /* Number of pages we've actually got in balloon. */
21 #endif /* _LINUX_VIRTIO_BALLOON_H */