verified kernel 4.15-rc2 with this patch, 3 X 4K works well. https://patchwork.kernel.org/patch/10097883/
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1714178 Title: Triple monitor display failed with Dell Dock (HiDPI) (modesetting) To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-server/+bug/1714178/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp