Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.2 kernel[0].
If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.2-rc4-unstable/ ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- 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/1478353 Title: bluetooth mouse sluggish Status in linux package in Ubuntu: Incomplete Bug description: Bluetooth mouse became sluggish after updates. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: linux-image-3.19.0-23-generic 3.19.0-23.24 ProcVersionSignature: Ubuntu 3.19.0-23.24-generic 3.19.8-ckt2 Uname: Linux 3.19.0-23-generic x86_64 ApportVersion: 2.17.2-0ubuntu1.1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: feri 2347 F.... pulseaudio CurrentDesktop: Unity Date: Sun Jul 26 10:32:08 2015 HibernationDevice: RESUME=UUID=1d1d2bfb-e088-4b98-9f29-8275ee426fce InstallationDate: Installed on 2013-03-02 (876 days ago) InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5) MachineType: Dell Inc. Inspiron 5423 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-23-generic root=UUID=57c4d374-223f-4855-ac5b-cc8e74091214 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.19.0-23-generic N/A linux-backports-modules-3.19.0-23-generic N/A linux-firmware 1.143.2 SourcePackage: linux UpgradeStatus: Upgraded to vivid on 2015-05-02 (85 days ago) dmi.bios.date: 09/17/2012 dmi.bios.vendor: Dell Inc. dmi.bios.version: A06 dmi.board.name: 0T6TG2 dmi.board.vendor: Dell Inc. dmi.board.version: A06 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: Not Specified dmi.modalias: dmi:bvnDellInc.:bvrA06:bd09/17/2012:svnDellInc.:pnInspiron5423:pvrNotSpecified:rvnDellInc.:rn0T6TG2:rvrA06:cvnDellInc.:ct8:cvrNotSpecified: dmi.product.name: Inspiron 5423 dmi.product.version: Not Specified dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1478353/+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