Ok I have produced some 14.10 (utopic) kernels with this proposed fix applied. If someone could urgently test these and report back we should be able to get this into the release. Kernels are at the URL below:
http://people.canonical.com/~apw/lp1381815-utopic/ Please report any testing back here. -- 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/1381815 Title: left touchpad button stopped working in 3.16.0-22.19 Status in “linux” package in Ubuntu: Confirmed Status in “linux” source package in Trusty: Confirmed Bug description: the left touchpad button of my lenovo g50 laptop stopped working in the kernel upgrade 3.16.0-22 #29 The rest of the touchpad and the right button are still working. the previous kernel version #27 worked fine I have tried the mainline kernels and it is also affected from version 3.16.4 up to including the latest available ne 3.17.1. mainline kernel 3.16.3 works. ProblemType: Bug DistroRelease: Ubuntu 14.10 Package: linux-image-3.16.0-22-generic 3.16.0-22.29 ProcVersionSignature: Ubuntu 3.16.0-22.29-generic 3.16.4 Uname: Linux 3.16.0-22-generic x86_64 ApportVersion: 2.14.7-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: jtaylor 3144 F.... pulseaudio /dev/snd/controlC1: jtaylor 3144 F.... pulseaudio CurrentDesktop: Unity Date: Thu Oct 16 01:39:27 2014 HibernationDevice: RESUME=UUID=86457fb1-d8f8-46e4-9ad2-c85d69ec96f7 InstallationDate: Installed on 2014-08-23 (53 days ago) InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Alpha amd64 (20140822) MachineType: LENOVO 20351 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.16.0-22-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.16.0-22-generic N/A linux-backports-modules-3.16.0-22-generic N/A linux-firmware 1.135 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/02/2014 dmi.bios.vendor: LENOVO dmi.bios.version: 9ACN25WW dmi.board.asset.tag: No Asset Tag dmi.board.name: Lancer 5A2 dmi.board.vendor: LENOVO dmi.board.version: NANANANANO DPK dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo G50-70 dmi.modalias: dmi:bvnLENOVO:bvr9ACN25WW:bd04/02/2014:svnLENOVO:pn20351:pvrLenovoG50-70:rvnLENOVO:rnLancer5A2:rvrNANANANANODPK:cvnLENOVO:ct10:cvrLenovoG50-70: dmi.product.name: 20351 dmi.product.version: Lenovo G50-70 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1381815/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp