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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2012-02-19 06:14:24 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2012-02-19 06:14:24 +0000
commit6fafeb146e9efd59140ea58cebd7dd38ae9a6379 (patch)
tree7db89ba6a28932514b105d620bba4884ec332ec3 /libdde_linux26/contrib/include/linux/virtio_balloon.h
parent38c2c2458e3f4ecb329ff35621806252aac209b9 (diff)
parent8df772b3c665e663f6f9d2a70f9c691590bd3f91 (diff)
Merge branch 'dde' into upstream-merged
Diffstat (limited to 'libdde_linux26/contrib/include/linux/virtio_balloon.h')
-rw-r--r--libdde_linux26/contrib/include/linux/virtio_balloon.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/linux/virtio_balloon.h b/libdde_linux26/contrib/include/linux/virtio_balloon.h
new file mode 100644
index 00000000..8726ff77
--- /dev/null
+++ b/libdde_linux26/contrib/include/linux/virtio_balloon.h
@@ -0,0 +1,23 @@
+#ifndef _LINUX_VIRTIO_BALLOON_H
+#define _LINUX_VIRTIO_BALLOON_H
+/* This header is BSD licensed so anyone can use the definitions to implement
+ * compatible drivers/servers. */
+#include <linux/virtio_config.h>
+
+/* The ID for virtio_balloon */
+#define VIRTIO_ID_BALLOON 5
+
+/* The feature bitmap for virtio balloon */
+#define VIRTIO_BALLOON_F_MUST_TELL_HOST 0 /* Tell before reclaiming pages */
+
+/* Size of a PFN in the balloon interface. */
+#define VIRTIO_BALLOON_PFN_SHIFT 12
+
+struct virtio_balloon_config
+{
+ /* Number of pages host wants Guest to give up. */
+ __le32 num_pages;
+ /* Number of pages we've actually got in balloon. */
+ __le32 actual;
+};
+#endif /* _LINUX_VIRTIO_BALLOON_H */