/sys/devices/pci0000:00/0000:00:1f.2/ata3/link3/
/sys/devices/pci0000:00/0000:00:1f.2/ata3/link3
NameSizeModeActions
ata_link/-0755rm
dev3.0/-0755rm
power/-0755rm
uevent40960644editdlrm
Delete ata_link ?
cmd: