On 20 March 2015 at 10:58, Hans Petter Selasky <h...@selasky.org> wrote: > On 03/20/15 14:31, Emeric POUPON wrote: >> >> - in the ip_newid macro, we do "htons(V_ip_id++))" if we do not use >> randomized id. > >> In multi core systems, we may emit successive packets with the same id. > > Will using a mutex or an atomic macro fix this issue when incrementing the > V_ip_id ?
It will, but it'll ping-pong between multiple cores and slow things down at high pps. -a _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
