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Rusty Russell6b35e402008-02-04 23:50:12 -05001#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
11struct 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 */