for the reason why user might use 14.04.1 hwe stack please see bug #1517775
-- 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/1502792 Title: [Dell Inspiron 5552][8086:22b1] X didn't use hardware acceleration Status in HWE Next: Confirmed Status in linux package in Ubuntu: Fix Released Bug description: it's a fresh installed 14.04.1(kernel 3.13) with system software upgraded to 14.04.3. unity does not fully supported because there is no 3d acceleration with this intel graphic. as in contrast, 14.04.3 with 3.19 kernel the graphic works just fine. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: xserver-xorg 1:7.7+1ubuntu8.1 ProcVersionSignature: Ubuntu 3.13.0-65.105-generic 3.13.11-ckt26 Uname: Linux 3.13.0-65-generic x86_64 .tmp.unity.support.test.1: ApportVersion: 2.14.1-0ubuntu3.15 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true Date: Mon Oct 5 15:58:31 2015 DistUpgraded: Fresh install DistroCodename: trusty DistroVariant: ubuntu DkmsStatus: fwts-efi-runtime-dkms, 15.09.00, 3.13.0-65-generic, x86_64: installed tp-smapi, 0.41, 3.13.0-65-generic, x86_64: installed ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation Device [8086:22b1] (rev 21) (prog-if 00 [VGA controller]) Subsystem: Dell Device [1028:06d8] InstallationDate: Installed on 2015-10-02 (3 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) MachineType: Dell Inc. Inspiron 5552 ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-65-generic.efi.signed root=UUID=4bad80b9-c053-4817-825c-3dba80ae58d1 ro quiet splash vt.handoff=7 Renderer: Software SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 06/10/2015 dmi.bios.vendor: Dell Inc. dmi.bios.version: 0.4.8 dmi.board.name: Inspiron 5552 dmi.board.vendor: Dell Inc. dmi.board.version: 000 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: 0.4.8 dmi.modalias: dmi:bvnDellInc.:bvr0.4.8:bd06/10/2015:svnDellInc.:pnInspiron5552:pvr0.4.8:rvnDellInc.:rnInspiron5552:rvr000:cvnDellInc.:ct8:cvr0.4.8: dmi.product.name: Inspiron 5552 dmi.product.version: 0.4.8 dmi.sys.vendor: Dell Inc. version.compiz: compiz 1:0.9.11.3+14.04.20150313-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.60-2~ubuntu14.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.3-0ubuntu0.4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.3-0ubuntu0.4 version.xserver-xorg-core: xserver-xorg-core 2:1.15.1-0ubuntu2.7 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3.1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1.6 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2 xserver.bootTime: Mon Oct 5 15:50:31 2015 xserver.configfile: default xserver.logfile: /var/log/Xorg.0.log xserver.outputs: xserver.version: 2:1.15.1-0ubuntu2.7 To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1502792/+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