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 <xuanz...@linux.alibaba.com>
Acked-by: Jason Wang <jasow...@redhat.com>
---
include/linux/virtio_pci_modern.h | 7 +++++++
include/uapi/linux/virtio_pci.h | 1 +
2 files changed, 8 insertions(+)
diff --git a/include/linux/virtio_pci_modern.h
b/include/linux/virtio_pci_modern.h
index eb2bd9b4077d..41f5a018bd94 100644
--- a/include/linux/virtio_pci_modern.h
+++ b/include/linux/virtio_pci_modern.h
@@ -5,6 +5,13 @@
#include <linux/pci.h>
#include <linux/virtio_pci.h>
+struct virtio_pci_modern_common_cfg {
+ struct virtio_pci_common_cfg cfg;
+
+ __le16 queue_notify_data; /* read-write */
+ __le16 padding;
+};
+
struct virtio_pci_modern_device {
struct pci_dev *pci_dev;
diff --git a/include/uapi/linux/virtio_pci.h b/include/uapi/linux/virtio_pci.h
index 3a86f36d7e3d..f5981a874481 100644
--- a/include/uapi/linux/virtio_pci.h
+++ b/include/uapi/linux/virtio_pci.h
@@ -202,6 +202,7 @@ 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
_______________________________________________
Virtualization mailing list
Virtualization@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/virtualization
