Add queue_notify_data in struct virtio_pci_common_cfg, which comes from here https://github.com/oasis-tcs/virtio-spec/issues/89 Since I want to add queue_reset after queue_notify_data, I submitted this patch first. Signed-off-by: Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx> Acked-by: Jason Wang <jasowang@xxxxxxxxxx> --- include/linux/virtio_pci_modern.h | 2 ++ include/uapi/linux/virtio_pci.h | 1 + 2 files changed, 3 insertions(+) diff --git a/include/linux/virtio_pci_modern.h b/include/linux/virtio_pci_modern.h index c4f7ffbacb4e..9f31dde46f57 100644 --- a/include/linux/virtio_pci_modern.h +++ b/include/linux/virtio_pci_modern.h @@ -29,6 +29,8 @@ struct virtio_pci_common_cfg { __le32 queue_avail_hi; /* read-write */ __le32 queue_used_lo; /* read-write */ __le32 queue_used_hi; /* read-write */ + __le16 queue_notify_data; /* read-write */ + __le16 padding; }; struct virtio_pci_modern_device { diff --git a/include/uapi/linux/virtio_pci.h b/include/uapi/linux/virtio_pci.h index 247ec42af2c8..748b3eb62d2f 100644 --- a/include/uapi/linux/virtio_pci.h +++ b/include/uapi/linux/virtio_pci.h @@ -176,6 +176,7 @@ struct virtio_pci_cfg_cap { #define VIRTIO_PCI_COMMON_Q_AVAILHI 44 #define VIRTIO_PCI_COMMON_Q_USEDLO 48 #define VIRTIO_PCI_COMMON_Q_USEDHI 52 +#define VIRTIO_PCI_COMMON_Q_NDATA 56 #endif /* VIRTIO_PCI_NO_MODERN */ -- 2.31.0