1. A computing device for process isolation, the computing device comprising: a processor, wherein the processor comprises a segmentation manager to: (i) load a logical address, wherein the logical address includes a segment selector and an effective address, and wherein the segment selector is indicative of a segment base and an effective limit, and (ii) generate a linear address as a function of the logical address with the effective limit as a mask, wherein generating the linear address comprises, for each bit of the logical address, selecting a corresponding bit from the segment base or from the effective address based on a value of a corresponding bit from the effective limit.