tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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>
6
7/* The ID for virtio_balloon */
8#define VIRTIO_ID_BALLOON 5
9
10/* The feature bitmap for virtio balloon */
11#define VIRTIO_BALLOON_F_MUST_TELL_HOST 0 /* Tell before reclaiming pages */
12
13/* Size of a PFN in the balloon interface. */
14#define VIRTIO_BALLOON_PFN_SHIFT 12
15
16struct virtio_balloon_config
17{
18 /* Number of pages host wants Guest to give up. */
19 __le32 num_pages;
20 /* Number of pages we've actually got in balloon. */
21 __le32 actual;
22};
23#endif /* _LINUX_VIRTIO_BALLOON_H */