@Fabio: by the way, can you also please try upgrading just the xserver-xorg-video-intel package from the xorg-edgers PPA and see if it makes any difference? (you'll also have to disable my workaround by removing that boot parameter from grub).
https://launchpad.net/~xorg-edgers/+archive/ubuntu/ppa?field.series_filter=trusty
-- Alberto Milone Software Engineer Hardware Enablement Team Professional and Engineering Services
@Fabio: by the way, can you also please try upgrading just the xorg-video- intel package from the xorg-edgers PPA and see if it
xserver-
makes any difference? (you'll also have to disable my workaround by
removing that boot parameter from grub).
https:/ /launchpad. net/~xorg- edgers/ +archive/ ubuntu/ ppa?field. series_ filter= trusty
--
Alberto Milone
Software Engineer
Hardware Enablement Team
Professional and Engineering Services