Cargo Features

vhost-device-spi has no features set by default.

[dependencies]
vhost-device-spi = { version = "0.1.0", features = ["xen"] }
xen

Enables xen of vhost ^0.11, vhost-user-backend ^0.15, and vm-memory ^0.14.1

vhost-device-spi has 1 feature without comment.