An anonymous reader writes "Many Linux laptop users are quick to bash NVIDIA over their lack of proper Optimus support. In August NVIDIA confirmed they were working on NVIDIA Optimus Linux support. As part of their Optimus Linux implementation they want to use DMA-BUF for the multi-GPU interactions just like the open-source drivers, so that they can all work together. Unfortunately, the developers of the linux kernel prevent NVIDIA to finish their implementation by not allowing non-GPL drivers to use this unified buffer sharing infrastructure.
Should NVIDIA use the F-word to respond to their intransigence ?"Link to Original Source