在 2022/3/8 下午8:34, Xuan Zhuo 写道:
Add queue_notify_data in struct virtio_pci_common_cfg, which comes from
here https://github.com/oasis-tcs/virtio-spec/issues/89
For not breaks uABI, add a new struct virtio_pci_common_cfg_notify.
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/uapi/linux/virtio_pci.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/include/uapi/linux/virtio_pci.h b/include/uapi/linux/virtio_pci.h
index 3a86f36d7e3d..22bec9bd0dfc 100644
--- a/include/uapi/linux/virtio_pci.h
+++ b/include/uapi/linux/virtio_pci.h
@@ -166,6 +166,13 @@ struct virtio_pci_common_cfg {
__le32 queue_used_hi; /* read-write */
};
+struct virtio_pci_common_cfg_notify {
+ struct virtio_pci_common_cfg cfg;
+
+ __le16 queue_notify_data; /* read-write */
+ __le16 padding;
+};
+
/* Fields in VIRTIO_PCI_CAP_PCI_CFG: */
struct virtio_pci_cfg_cap {
struct virtio_pci_cap cap;
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