Yes, the Hyper-V keyboard driver does exist in Trusty. Trusty has the two upstream commits:
c3c4d99485ea51cd354ed3cd955a8310703456b6 Input: hyperv-keyboard - pass through 0xE1 prefix aed06b9cfcabf8644ac5f6f108c0b3d01522f88b Input: add a driver to support Hyper-V synthetic keyboard Do you happen to know if this issue just start happening after a recent update or upgrade? Also, does this issue also happen if you boot the latest mainline kernel, which is v3.14-rc4? It can be downloaded from: http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.14-rc4-trusty/ ** Tags added: kernel-da-key -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1285434 Title: Keyboard dysfunctional while booting 14.04 Generation 2 virtual machines on Hyper-V Status in “linux” package in Ubuntu: Confirmed Bug description: Hi folks, While booting in to Generation 2 virtual machine mode, I noticed that the keyboard stops functioning. It appears that the keyboard is operational during the Grub 2 menu (see attached picture) but when we get to the screen to select a language, the keyboard stops responding. Is it feasible for you to check if the Hyper-V keyboard driver has been included from here: http://git.kernel.org/cgit/linux/kernel/git/next/linux- next.git/tree/drivers/input/serio/hyperv-keyboard.c?id=HEAD Please let me know. Thanks, Abhishek To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1285434/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp

