On Wed, 22 Jun 2016, Joseph Salisbury wrote: > Hi Rupesh, > > A kernel bug report was opened against Ubuntu [0]. After a kernel > bisect, it was found that reverting the following commit resolved this bug: > > commit a8425292816ceaa8c49e29d2114e85d85a73e080 > Author: Rupesh Tatiya <rtat...@codeaurora.org> > Date: Tue Apr 14 16:36:55 2015 +0530 > > usb: Enable LPM for USB 2.01+ full-speed devices > > > The regression was introduced as of v4.2-rc1. > > I was hoping to get your feedback, since you are the patch author. Do > you think gathering any additional data will help diagnose this issue, > or would it be best to submit a revert request?
Another option is to add a NO_LPM quirks entry for the troublesome device. Alan Stern
