<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - touchpad jumping cursor bug" href="https://bugs.freedesktop.org/show_bug.cgi?id=97364#c4">Comment # 4</a> on <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - touchpad jumping cursor bug" href="https://bugs.freedesktop.org/show_bug.cgi?id=97364">bug 97364</a> from <a class="email" href="mailto:rrs@researchut.com" title="Ritesh Raj Sarraf <rrs@researchut.com>"> Ritesh Raj Sarraf</a> <pre>(In reply to Peter Hutterer from <a href="show_bug.cgi?id=97364#c3">comment #3</a>) > Can you try libinput 1.4.2 please (or 1.4.901 if you have it). That put > extra bit in to avoid cursor jumps in exactly the case you're experiencing > here. hi peter, I'm still able to hit the bug with 1.4.2, though I'd say I was hitting it when quickly moving 2-3 fingers around, randomly. event5 POINTER_AXIS +89.70s vert -4.29* horiz 12.81* event5 POINTER_AXIS +89.72s vert -1.49* horiz 13.90* event5 POINTER_AXIS +89.74s vert 2.83* horiz 14.51* event5 POINTER_AXIS +89.76s vert 7.97* horiz 14.82* event5 POINTER_AXIS +89.77s vert 13.49* horiz 15.17* event5 POINTER_AXIS +89.79s vert 18.03* horiz 14.32* libinput error: kernel bug: Touch jump detected and discarded. See <a href="https://wayland.freedesktop.org/libinput/doc/1.4.2/touchpad_jumping_cursor.html">https://wayland.freedesktop.org/libinput/doc/1.4.2/touchpad_jumping_cursor.html</a> for details event5 POINTER_AXIS +89.81s vert 18.54* horiz 12.04* event5 POINTER_AXIS +89.83s vert 12.99* horiz 7.57* event5 POINTER_AXIS +89.85s vert 5.14* horiz 2.47* libinput error: kernel bug: Touch jump detected and discarded. See <a href="https://wayland.freedesktop.org/libinput/doc/1.4.2/touchpad_jumping_cursor.html">https://wayland.freedesktop.org/libinput/doc/1.4.2/touchpad_jumping_cursor.html</a> for details event5 POINTER_AXIS +89.87s vert -0.64* horiz -4.01* event5 POINTER_AXIS +89.89s vert -8.26* horiz -15.32* event5 POINTER_AXIS +89.91s vert -17.72* horiz -24.36* event5 POINTER_AXIS +89.92s vert -21.81* horiz -24.70* event5 POINTER_AXIS +89.94s vert -18.76* horiz -18.53* event5 POINTER_AXIS +89.96s vert -11.08* horiz -10.34* event5 POINTER_AXIS +89.98s vert -3.84* horiz -5.40* event5 POINTER_AXIS +90.00s vert 0.06* horiz -6.14* event5 POINTER_AXIS +90.14s vert -0.10* horiz 0.00 event5 POINTER_AXIS +90.16s vert -0.70* horiz 0.00 event5 POINTER_AXIS +90.20s vert -1.24* horiz 0.00 event5 POINTER_AXIS +90.22s vert -0.60* horiz 0.00 event5 POINTER_AXIS +90.52s vert 0.32* horiz 0.00 event5 POINTER_AXIS +90.55s vert 0.00* horiz 0.00* event5 GESTURE_PINCH_BEGIN +91.47s 3 event5 GESTURE_PINCH_UPDATE +91.47s 3 0.36/ 0.59 ( 0.77/ 1.27 unaccelerated) 1.00 @ 0.09 event5 GESTURE_PINCH_UPDATE +91.49s 3 0.08/ 0.00 ( 0.39/ 0.00 unaccelerated) 1.00 @ 0.04 event5 GESTURE_PINCH_UPDATE +91.53s 3 0.07/ 0.00 ( 0.39/ 0.00 unaccelerated) 1.00 @ 0.04 event5 GESTURE_PINCH_UPDATE +91.55s 3 0.06/ 0.00 ( 0.39/ 0.00 unaccelerated) 1.00 @ 0.04 event5 GESTURE_PINCH_UPDATE +91.57s 3 0.06/ 0.00 ( 0.39/ 0.00 unaccelerated) 1.00 @ 0.04 event5 GESTURE_PINCH_UPDATE +91.59s 3 2.02/ 0.00 ( 9.65/ 0.00 unaccelerated) 1.01 @ 0.99 event5 GESTURE_PINCH_UPDATE +91.61s 3 3.34/ 0.00 (10.81/ 0.00 unaccelerated) 1.03 @ 1.08 event5 GESTURE_PINCH_UPDATE +91.63s 3 4.39/ 3.11 (11.19/ 7.94 unaccelerated) 1.03 @ 1.61 event5 GESTURE_PINCH_UPDATE +91.65s 3 11.27/ 4.06 (28.18/10.16 unaccelerated) 1.03 @ 1.93 event5 GESTURE_PINCH_UPDATE +91.67s 3 5.80/ 5.67 (14.28/13.97 unaccelerated) 1.02 @ 2.39 event5 GESTURE_PINCH_UPDATE +91.69s 3 9.71/ 7.85 (22.00/17.78 unaccelerated) 1.03 @ 3.40 event5 GESTURE_PINCH_UPDATE +91.71s 3 14.33/ 8.73 (31.26/19.05 unaccelerated) 1.04 @ 3.96 event5 GESTURE_PINCH_UPDATE +91.73s 3 15.09/12.87 (31.26/26.67 unaccelerated) 1.03 @ 3.67 event5 GESTURE_PINCH_UPDATE +91.75s 3 12.36/14.61 (24.70/29.21 unaccelerated) 1.04 @ 4.62 event5 GESTURE_PINCH_UPDATE +91.77s 3 14.39/13.62 (28.18/26.67 unaccelerated) 1.07 @ 4.39 event5 GESTURE_PINCH_UPDATE +91.78s 3 11.96/13.77 (23.16/26.67 unaccelerated) 1.09 @ 3.99 event5 GESTURE_PINCH_UPDATE +91.80s 3 11.40/13.82 (22.00/26.67 unaccelerated) 1.11 @ 3.75 event5 GESTURE_PINCH_UPDATE +91.82s 3 11.45/14.54 (22.00/27.94 unaccelerated) 1.13 @ 3.72 event5 GESTURE_PINCH_UPDATE +91.84s 3 10.71/17.29 (20.46/33.02 unaccelerated) 1.16 @ 4.05 event5 GESTURE_PINCH_UPDATE +91.86s 3 13.06/18.13 (24.70/34.29 unaccelerated) 1.19 @ 4.02 event5 GESTURE_PINCH_UPDATE +91.88s 3 16.58/19.77 (30.88/36.83 unaccelerated) 1.22 @ 4.00 libinput error: kernel bug: Touch jump detected and discarded. See <a href="https://wayland.freedesktop.org/libinput/doc/1.4.2/touchpad_jumping_cursor.html">https://wayland.freedesktop.org/libinput/doc/1.4.2/touchpad_jumping_cursor.html</a> for details event5 GESTURE_PINCH_UPDATE +91.90s 3 10.89/15.84 (20.07/29.21 unaccelerated) 1.26 @ 3.05 event5 GESTURE_PINCH_END +91.94s 3 event5 POINTER_MOTION +96.53s 0.00/ -0.06 event5 POINTER_MOTION +96.53s 0.00/ -0.92 event5 POINTER_MOTION +96.54s 0.00/ -5.44 rrs@learner:~$ libinput-list-devices --version 1.4.2 2016-09-09 / 23:28:53 ♒♒♒ ☺</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>