Re: [PATCH 1/4] VSOCK DRIVER: Add multi-cid support for guest
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2021-08-02 20:10:59
Also in:
kvm, lkml, virtualization
On Mon, Aug 02, 2021 at 08:07:17PM +0800, fuguancheng wrote:
quoted hunk ↗ jump to hunk
diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h index c998860d7bbc..a3ea99f6fc7f 100644 --- a/include/uapi/linux/vhost.h +++ b/include/uapi/linux/vhost.h@@ -17,6 +17,13 @@ #define VHOST_FILE_UNBIND -1 +/* structs used for hypervisors to send cid info. */ + +struct multi_cid_message { + u32 number_cid; + u64 *cid; +}; + /* ioctls */ #define VHOST_VIRTIO 0xAF
In this case, a kernel pointer in a UAPI struct is suspicious. So is padding after number_cid. -- MST