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_config.h>
7 /* The ID for virtio_balloon */
8 #define VIRTIO_ID_BALLOON 5
10 /* The feature bitmap for virtio balloon */
11 #define VIRTIO_BALLOON_F_MUST_TELL_HOST 0 /* Tell before reclaiming pages */
13 /* Size of a PFN in the balloon interface. */
14 #define VIRTIO_BALLOON_PFN_SHIFT 12
16 struct virtio_balloon_config
18 /* Number of pages host wants Guest to give up. */
20 /* Number of pages we've actually got in balloon. */
23 #endif /* _LINUX_VIRTIO_BALLOON_H */