Confirming t450s Ubutu 15.04 beta 2 latest mainline updates (not the kernel-test ppa) 3.19.0-12-generic #12-Ubuntu SMP Fri Apr 3 04:03:26 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
Everything working great! 2-finger scroll middle button scroll all buttons keyboard backlight screen brightness wifi external monitor recognized and no graphical corruption on external monitor
Thanks all for ironing it all out before the release!
Confirming t450s
Ubutu 15.04 beta 2 latest mainline updates (not the kernel-test ppa)
3.19.0-12-generic #12-Ubuntu SMP Fri Apr 3 04:03:26 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
Everything working great!
2-finger scroll
middle button scroll
all buttons
keyboard backlight
screen brightness
wifi
external monitor recognized
and no graphical corruption on external monitor
Thanks all for ironing it all out before the release!