Hello Linux Geeksters. As you may know, the development of Kernel 3.12 has been adopted by Canonical.
Kernel 3.12.21 has been released a while ago, coming with some improvements for the Synaptics HP touchscreens, got support for Cinterion PXS8 and PHS8, functions for vr save/restore have been added, the Alcatel L800MA is now supported, support for Telit EU910v2 has been implemented, the Telit LE920 firmware has been added, etc. For more information, see the mailing lists.
In this article I will show you how to install Kernel 3.12.21 on Ubuntu, Linux Mint, Pinguy OS and Elementary OS.
Because the needed deb packages are available via kernel.ubuntu.com, installing Kernel 3.12.21 on Ubuntu, Linux Mint, Pinguy OS, and Elementary OS is easy. Follow the instructions for your architecture exactly, in order to get a successful installation.
How to install Kernel 3.12.21 on 32 bit Ubuntu, Linux Mint, Pear OS and Elementary OS systems:
Download the needed packages:
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.21-trusty/linux-headers-3.12.21-031221_3.12.21-031221.201406021837_all.deb
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.21-trusty/linux-headers-3.12.21-031221-generic_3.12.21-031221.201406021837_i386.deb
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.21-trusty/linux-image-3.12.21-031221-generic_3.12.21-031221.201406021837_i386.deb
Install Kernel 3.12.21:
$ sudo dpkg -i linux-image-3.12.21*.deb linux-headers-3.12.21*.deb
How to install Kernel 3.12.21 on 64 bit Ubuntu, Linux Mint, Pear OS and Elementary OS systems:
Download the needed packages:
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.21-trusty/linux-headers-3.12.21-031221_3.12.21-031221.201406021837_all.deb
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.21-trusty/linux-headers-3.12.21-031221-generic_3.12.21-031221.201406021837_amd64.deb
$ wget kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.21-trusty/linux-image-3.12.21-031221-generic_3.12.21-031221.201406021837_amd64.deb
Install Kernel 3.12.21:
$ sudo dpkg -i linux-image-3.12.21*.deb linux-headers-3.12.21*.deb