Linux Kernel Getting io_uring To Deliver Fast & Efficient I/O Written by Michael Larabel in Linux Kernel on 14 February 2019 at 06:13 AM EST. 21 Comments The Linux kernel is getting a new ring for Valentine's Day... io_uring. The purpose of io_uring is to deliver faster and more efficient I/O operations on Linux and should be coming with the next kernel cycle. Linux block maintainer and developer