Add VIRTIO_F_RING_RESET, which indicates that the driver can reset a queue individually.
The feature is added to virtio-spec 1.2. The relevant information is in https://github.com/oasis-tcs/virtio-spec/issues/124 Signed-off-by: Kangjie Xu <kangjie...@linux.alibaba.com> Signed-off-by: Xuan Zhuo <xuanz...@linux.alibaba.com> --- lib/vhost/vhost.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/lib/vhost/vhost.h b/lib/vhost/vhost.h index 40fac3b7c6..76461a3406 100644 --- a/lib/vhost/vhost.h +++ b/lib/vhost/vhost.h @@ -376,6 +376,11 @@ struct vhost_msg { #define VIRTIO_F_VERSION_1 32 #endif +/* This feature indicates that the driver can reset a queue individually. */ +#ifndef VIRTIO_F_RING_RESET +#define VIRTIO_F_RING_RESET 40 +#endif + /* Declare packed ring related bits for older kernels */ #ifndef VIRTIO_F_RING_PACKED @@ -438,7 +443,8 @@ struct vring_packed_desc_event { (1ULL << VIRTIO_NET_F_MTU) | \ (1ULL << VIRTIO_F_IN_ORDER) | \ (1ULL << VIRTIO_F_IOMMU_PLATFORM) | \ - (1ULL << VIRTIO_F_RING_PACKED)) + (1ULL << VIRTIO_F_RING_PACKED) | \ + (1ULL << VIRTIO_F_RING_RESET)) struct guest_page { -- 2.32.0
