usb-uevent 794 B

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