1use std::io;
2use sysfs_class::{ScsiHost, SysClass};
3
4fn main() -> io::Result<()> {
5 for host in ScsiHost::all()? {
6 println!(
7 "{} has power management policy \"{:?}\"",
8 host.id(),
9 host.link_power_management_policy()
10 );
11 }
12
13 Ok(())
14}