Linux 4.5 Offloads Copying, Improves IPv6 Networking

Among the big additions in Linux 4.5 is support for the copy_file_range() system call for offloading copies between regular files. The Linux kernel code commit for the new system was authored by Red Hat’s Zach Brown and according to the git entry the new system call, “..gives an interface to underlying layers of the storage stack which can copy without reading and writing all the data.”