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Diffstat (limited to 'include/hw/virtio/vhost.h')
-rw-r--r--include/hw/virtio/vhost.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/hw/virtio/vhost.h b/include/hw/virtio/vhost.h
index de24746c7e..df1f2149cc 100644
--- a/include/hw/virtio/vhost.h
+++ b/include/hw/virtio/vhost.h
@@ -25,6 +25,7 @@ typedef unsigned long vhost_log_chunk_t;
#define VHOST_LOG_PAGE 0x1000
#define VHOST_LOG_BITS (8 * sizeof(vhost_log_chunk_t))
#define VHOST_LOG_CHUNK (VHOST_LOG_PAGE * VHOST_LOG_BITS)
+#define VHOST_INVALID_FEATURE_BIT (0xff)
struct vhost_memory;
struct vhost_dev {
@@ -68,4 +69,8 @@ bool vhost_virtqueue_pending(struct vhost_dev *hdev, int n);
*/
void vhost_virtqueue_mask(struct vhost_dev *hdev, VirtIODevice *vdev, int n,
bool mask);
+unsigned vhost_get_features(struct vhost_dev *hdev, const int *feature_bits,
+ unsigned features);
+void vhost_ack_features(struct vhost_dev *hdev, const int *feature_bits,
+ unsigned features);
#endif