Update the new feature bit definition for the new virt queue and
the request header struct to keep consistent with kernel side.
Signed-off-by: Liang Li <liang.z.li@xxxxxxxxx>
---
include/standard-headers/linux/virtio_balloon.h | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/include/standard-headers/linux/virtio_balloon.h b/include/standard-headers/linux/virtio_balloon.h
index d577359..797a868 100644
--- a/include/standard-headers/linux/virtio_balloon.h
+++ b/include/standard-headers/linux/virtio_balloon.h
@@ -35,6 +35,7 @@
#define VIRTIO_BALLOON_F_STATS_VQ 1 /* Memory Stats virtqueue */
#define VIRTIO_BALLOON_F_DEFLATE_ON_OOM 2 /* Deflate balloon on OOM */
#define VIRTIO_BALLOON_F_PAGE_BITMAP 3 /* Send page info with bitmap */
+#define VIRTIO_BALLOON_F_MISC_VQ 4 /* Misc info virtqueue */
/* Size of a PFN in the balloon interface. */
#define VIRTIO_BALLOON_PFN_SHIFT 12
@@ -101,4 +102,25 @@ struct balloon_bmap_hdr {
__virtio64 bmap_len;
};
+enum balloon_req_id {
+ /* Get free pages information */
+ BALLOON_GET_FREE_PAGES,
+};
+
+enum balloon_flag {
+ /* Have more data for a request */
+ BALLOON_FLAG_CONT,
+ /* No more data for a request */
+ BALLOON_FLAG_DONE,
+};
+
+struct balloon_req_hdr {
+ /* Used to distinguish different request */
+ __virtio16 cmd;
+ /* Reserved */
+ __virtio16 reserved[3];
+ /* Request parameter */
+ __virtio64 param;
+};
+
#endif /* _LINUX_VIRTIO_BALLOON_H */
--
1.9.1
--
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