blackbird-op-linux/Documentation/ABI/testing/usb-uevent, branch master Blackbird™ Linux sources for OpenPOWER https://git.raptorcs.com/git/blackbird-op-linux/atom?h=master 2019-04-25T09:07:09+00:00 usb/hcd: Send a uevent signaling that the host controller had died 2019-04-25T09:07:09+00:00 Raul E Rangel rrangel@chromium.org 2019-04-19T15:30:22+00:00 urn:sha1:a4d6a2989dc3f2f2bcd25ca53dd187a1de68ffac This change will send an OFFLINE event to udev with the ERROR=DEAD environment variable set when the HC dies. By notifying user space the appropriate policies can be applied. i.e., * Collect error logs. * Notify the user that USB is no longer functional. * Perform a graceful reboot. Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Raul E Rangel <rrangel@chromium.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>