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Monday, 7 July 2014

How To : Install/Upgrade to Linux Kernel 3.15.4 in Ubuntu/Linux Mint Systems

     "The Linux Kernel 3.15.4 is now available for the users and all the users of 3.15 kernel series must upgrade", announced Greg Kroah-Hartman.This Linux Kernel version comes with plenty of fixes and improvements. This article will guide you to install or upgrade to Linux Kernel 3.15.4 in your Ubuntu or Linux Mint system.

Fixes

  • ALSA: hda - restore BCLK M/N values when resuming HSW/BDW display controller
  • ALSA: hda - Adjust speaker HPF and add LED support for HP Spectre 13
  • ALSA: hda - hdmi: call overridden init on resume
  • ALSA: usb-audio: Fix races at disconnection and PCM closing
  • tracing: Fix syscall_*regfunc() vs copy_process() race
  • tracing: Try again for saved cmdline if failed due to locking
  • lz4: add overrun checks to lz4_uncompress_unknownoutputsize()
  • ptrace,x86: force IRET path after a ptrace_stop()
  • MIPS: KVM: Fix memory leak on VCPU and many more.

Installation

For 32-Bit Systems

Download the .deb packages.

$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.15.4-utopic/linux-headers-3.15.4-031504_3.15.4-031504.201407062345_all.deb

$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.15.4-utopic/linux-headers-3.15.4-031504-generic_3.15.4-031504.201407062345_i386.deb

$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.15.4-utopic/linux-image-3.15.4-031504-generic_3.15.4-031504.201407062345_i386.deb
Install them.

sudo dpkg -i linux-headers-3.15.4-*.deb linux-image-3.15.4-*.deb
Reboot the system.

sudo reboot

For 64-Bit Systems

Download the .deb packages.

$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.15.4-utopic/linux-headers-3.15.4-031504_3.15.4-031504.201407062345_all.deb

$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.15.4-utopic/linux-headers-3.15.4-031504-generic_3.15.4-031504.201407062345_amd64.deb

$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.15.4-utopic/linux-image-3.15.4-031504-generic_3.15.4-031504.201407062345_amd64.deb
Install them.

sudo dpkg -i linux-headers-3.15.4-*.deb linux-image-3.15.4-*.deb
Reboot the system.

sudo reboot

To uninstall,

sudo apt-get remove linux-headers-3.15.4-* linux-image-3.15.4-*

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