Major Linux 2.6.34 Kernel GPU DRM Updates: "There's already quite a bit of code that has been merged into the Linus 2.6 Git tree for the Linux 2.6.34 kernel tree, but the first pull request for the DRM (Direct Rendering Manager) code has went in this morning.
As was mentioned last week, the 'vga_switcheroo' that allows for dual GPU switching / hybrid graphics support on some notebook computers is now being pushed into the mainline kernel. This support isn't as polished as what can be found on Windows Vista/7 with real-time switching, but for now on Linux the X.Org Server needs to be restarted when switching between the graphics processors..."