What: Raise a uevent when a USB Host Controller has died | |
Date: 2019-04-17 | |
KernelVersion: 5.2 | |
Contact: linux-usb@vger.kernel.org | |
Description: When the USB Host Controller has entered a state where it is no | |
longer functional a uevent will be raised. The uevent will | |
contain ACTION=offline and ERROR=DEAD. | |
Here is an example taken using udevadm monitor -p: | |
KERNEL[130.428945] offline /devices/pci0000:00/0000:00:10.0/usb2 (usb) | |
ACTION=offline | |
BUSNUM=002 | |
DEVNAME=/dev/bus/usb/002/001 | |
DEVNUM=001 | |
DEVPATH=/devices/pci0000:00/0000:00:10.0/usb2 | |
DEVTYPE=usb_device | |
DRIVER=usb | |
ERROR=DEAD | |
MAJOR=189 | |
MINOR=128 | |
PRODUCT=1d6b/2/414 | |
SEQNUM=2168 | |
SUBSYSTEM=usb | |
TYPE=9/0/1 | |
Users: chromium-os-dev@chromium.org |