[SOLVED] How to fix the non-stop flow of mmc/mmc2 "Controller never released inhibit bit(s)" errors while booting Ubuntu Linux / LinuxMint on a Poulsbo chipset based laptop/desktop - tested on a MSI X320 laptop running Ubuntu 14.04

NOTE: Though this was originally tested on an MSI X320 laptop running fresh Ubuntu 14.04, it should work fine for other Ubuntu/LinuxMint versions as well.

If you used this fix on some other model/make, please let me know the result, and your laptop model/make using the Comments box below. Thanks!

Step 1:

First, run the following commands in Terminal to add the necessary blacklist lines:

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