Solve video tearing on Intel + Ubuntu (Unity and GNOME Shell)

Video tearing has been the bane of Linux’s existence on desktops and laptops, but the situation is vastly better than what it was a year ago. This post is related to fixing issues with the Intel HD3000 and HD4000 (Sandy Bridge and Ivy Bridge) series of graphics cards in Ubuntu. This is a clean fix that doesn’t involve any PPAs or experimental drivers, and has been tested on my HP Pavilion G4 running Ubuntu 12.04 on an Ivy Bridge i5. Continue reading

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