linux-vybrid_public/drivers/vhost/Kconfig

config VHOST_NET
	tristate "Host kernel accelerator for virtio net"
	depends on NET && EVENTFD && (TUN || !TUN) && (MACVTAP || !MACVTAP)
	select VHOST_RING
	---help---
	  This kernel module can be loaded in host kernel to accelerate
	  guest networking with virtio_net. Not to be confused with virtio_net
	  module itself which needs to be loaded in guest kernel.

	  To compile this driver as a module, choose M here: the module will
	  be called vhost_net.

if STAGING
source "drivers/vhost/Kconfig.tcm"
endif

config VHOST_RING
	tristate
	---help---
	  This option is selected by any driver which needs to access
	  the host side of a virtio ring.