On 3/9/2016 11:17 AM, Ferruh Yigit wrote: > This patch sent to keep record of latest status of the work. > > > This is slow data path communication implementation based on existing KNI. > > Difference is: librte_kni converted into a PMD, kdp kernel module is almost > same except all control path functionality removed and some simplification > done. > > Motivation is to simplify slow path data communication. > Now any application can use this new PMD to send/get data to Linux kernel. > > PMD supports two communication methods: > > 1) KDP kernel module > PMD initialization functions handles creating virtual interfaces (with help of > kdp kernel module) and created FIFO. FIFO is used to share data between > userspace and kernelspace. This is default method. > > 2) tun/tap module > When KDP module is not inserted, PMD creates tap interface and transfers > packets using tap interface. > > In long term this patch intends to replace the KNI and KNI will be > depreciated. >
Self-NACK: Will work on another option that does not introduce new kernel module.
