Install/Upgrade to Linux Kernel 3.8.1 in Ubuntu/Linux Mint


Linux Kernel 3.8.1 is the first maintenance release for the kernel 3.8 series that brings various changes and bug fixes. In this tutorial, we will see how to install this new kernel release in Ubuntu/Linux Mint systems using a bash script that will do the installation automatically on your system. But, keep in mind that we are not liable for any damage that this may cause to your system, do it at your own risk.

Here are some fixes in kernel 3.8.1:

  • **    usb: musb: fix dependency on transceiver driver**
  • **    usb: musb: core: fix failure path**
  • **    tcp: fix SYN-data space mis-accounting**
  • **    ipv4: fix error handling in icmp_protocol**
  • **    ipv4: fix a bug in ping_err()**
  • **    ipv6: fix race condition regarding dst->expires and dst->from**
  • **    drivers/video: fsl-diu-fb: fix bugs in interrupt handling**
  • **    powerpc/eeh: Fix crash when adding a device in a slot with DDW**
  • **    ARM: samsung: fix assembly syntax for new gas**
  • **    PCI: Fix PCI Express Capability accessors for PCI_EXP_FLAGS**
  • **    drm/radeon: fix multi-head power profile stability on BTC+ asics**
  • **    drm/radeon/dce6: fix display powergating**
  • **    ALSA: hda – Fix broken workaround for HDMI/SPDIF conflicts**
  • **    ALSA: hda – Fix default multichannel HDMI mapping regression**
  • **    NFSv4.1: Fix bulk recall and destroy of layouts**
  • **    tmpfs: fix use-after-free of mempolicy object**
  • **    zram: Fix deadlock bug in partial read/write**

Installation Linux Kernel 3.8.1 (main)

enter these commands in Terminal:


wget -O kernel-3.8.1

chmod +x kernel-3.8.1

sudo sh kernel-3.8.1

Reboot your System.

Uninstalling/Removing Linux Kernel 3.8.1 (back to stock kernel)

sudo apt-get purge linux-image-3.8.1*


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Install/Upgrade to Linux Kernel 3.8 Ubuntu/Linux Mint


**Linux Kernel 3.8 **in its stable release has been made available recently which brings many new features for better support with Linux-based operating systems. We are now going to explain how to upgrade to this new kernel using a simple bash script that will download and install kernel files automatically in your system. If this Kernel does not work correctly you can revert back to your Stock kernel.

Improvements and support added and removed for hardware below:

  • Updates to XFS

  • Adding support for Samsung’s F2FS file-system

  • Improved Btrfs performance

  • Improved support for ACPI power management

  • Improved support for audio drivers

  • Dropping support for the Intel 386 CPU

  • AVX optimizations

  • Improved performance for AMD Radeon/Nvidia

  • Adding support for Intel “Haswell” CPU, etc.

You can check for more features and changes for kernel 3.8 here.

**Installation Linux Kernel 3.8 (Main)

cd /tmp

wget -O kernel-3.8

chmod +x kernel-3.8

sudo sh kernel-3.8

Now reboot

For problems faced while upgrading to this kernel, you may check some tutorials we have written in the **System **category in our blog that may help you fix your system.

Removing Linux Kernel 3.8 (Uninstalling)

To remove Kernel 3.8 completely from your system, enter this command:

sudo apt-get purge linux-image-3.8.0*


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