On Mon, Jan 27, 2020 at 01:55 PM CET, Jakub Sitnicki wrote: > Make SOCKMAP a generic collection for listening as well as established > sockets. This lets us use SOCKMAP BPF maps with reuseport BPF programs. > > The biggest advantage of SOCKMAP over REUSEPORT_SOCKARRAY is that the > former allows the socket can be in more than one map at the same time. > However, until SOCKMAP gets extended to work with UDP, it is not a drop in > replacement for REUSEPORT_SOCKARRAY. > > Having a BPF map type that can hold listening sockets, and can gracefully > co-exist with reuseport BPF is important if, in the future, we want to have > BPF programs that run at socket lookup time [0]. Cover letter for v1 of > this series tells the full background story of how we got here [1]. > > v5 is a rebase onto recent bpf-next. Patches 1 & 2 has conflicts. I carried > over the Acks. Should be: "Patches 1 & 2 *had* conflicts". Sorry for the typo :-) [...]
