2018-04-29 19:47 GMT+02:00 Christoffer Holmstedt < christoffer.holmst...@gmail.com>:
> Yesterday I installed Ubuntu 18.04 LTS as a fresh install. Everything > seems to work on my Intel NUC except for double click button on my "Contour > Design RollerMouse Free 2". I initially filed a bug report against the > kernel [1] because I thought it was some kind of kernel regression but > after further debugging today the kernel seems to behaving as expected. > Instead I suspect something goes wrong from kernel input events to when > XEvents are emitted, but I have no clue on where to continue my debugging. > > ### Expected behaviour > When I click the "double click" button on my roller mouse; left button > click event should be triggered twice. This is used e.g. opening a folder > in Nautilus. > > ### What is happening now > Only one click is registered so to open a folder in Nautilus I need to > press the double click button twice. > > ### Debugging so far > "xev" and "xinput test <id>" reports only one cycle of "button press, > button release" when I press the double click mouse button. > > "evtest" reports two cycles of "button press, button release" for > BTN_LEFT. See bug report for output [1]. > > ### Questions > Somewhere between kernel button events (evtest) to XEvent (xev, xinput > test) something goes wrong. > 1. Which applications are inbetween that could be the culprit? > 2. How do I continue narrowing down what is wrong? > > Any help is appreciated. > > [1] https://bugs.launchpad.net/ubuntu/+source/linux-signed/+ > bug/1767660?comments=all > > Best regards > -- > Christoffer Holmstedt > Does anyone have any pointers on where to go next, this is still an issue for me, and at least one more now. -- Christoffer Holmstedt
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