On Sun, Feb 08, 2026 at 10:32:22PM +0800, Cindy Lu wrote: > Add VHOST_NET_SET_FILTER ioctl and the filter socket protocol used for > vhost-net filter offload. > > Signed-off-by: Cindy Lu <[email protected]> > --- > include/uapi/linux/vhost.h | 20 ++++++++++++++++++++ > 1 file changed, 20 insertions(+) > > diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h > index c57674a6aa0d..d9a0ca7a3df0 100644 > --- a/include/uapi/linux/vhost.h > +++ b/include/uapi/linux/vhost.h > @@ -131,6 +131,26 @@ > * device. This can be used to stop the ring (e.g. for migration). */ > #define VHOST_NET_SET_BACKEND _IOW(VHOST_VIRTIO, 0x30, struct > vhost_vring_file) > > +/* VHOST_NET filter offload (kernel vhost-net dataplane through QEMU > netfilter) */ > +struct vhost_net_filter { > + __s32 fd; > +}; > + > +enum { > + VHOST_NET_FILTER_MSG_REQUEST = 1, > +}; > + > +#define VHOST_NET_FILTER_DIRECTION_TX 1 > + > +struct vhost_net_filter_msg { > + __u16 type; > + __u16 direction; > + __u32 len; > +}; > + > + > +#define VHOST_NET_SET_FILTER _IOW(VHOST_VIRTIO, 0x31, struct > vhost_net_filter) > + > /* VHOST_SCSI specific defines */
can we get some info on what this is supposed to be doing, pls? it belongs here where userspace devs can find it, not hidden in code. > > #define VHOST_SCSI_SET_ENDPOINT _IOW(VHOST_VIRTIO, 0x40, struct > vhost_scsi_target) > -- > 2.52.0
