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5.16. mesa

Mesa provides a 3D graphics API that is compatible with OpenGL. It also provides hardware-accelerated drivers for many popular graphics chips.
The following note applies to x86_64 Architectures:
  • On an IBM T61 laptop, Red Hat recommends that you refrain from clicking the glxgears window (when glxgears is run). Doing so can lock the system.
    To prevent this from occurring, disable the tiling feature. To do so, add the following line in the Device section of /etc/X11/xorg.conf: 
    Option "Tiling" "0"
    (BZ#444508)