On Tue, Feb 13, 2024 at 7:17 AM Joe Damato <jdamato@xxxxxxxxxx> wrote: > > Add an ioctl for getting and setting epoll_params. User programs can use > this ioctl to get and set the busy poll usec time, packet budget, and > prefer busy poll params for a specific epoll context. > > Parameters are limited: > - busy_poll_usecs is limited to <= s32_max > - busy_poll_budget is limited to <= NAPI_POLL_WEIGHT by unprivileged > users (!capable(CAP_NET_ADMIN)) > - prefer_busy_poll must be 0 or 1 > - __pad must be 0 > > Signed-off-by: Joe Damato <jdamato@xxxxxxxxxx> > Acked-by: Stanislav Fomichev <sdf@xxxxxxxxxx> > Reviewed-by: Jiri Slaby <jirislaby@xxxxxxxxxx> Reviewed-by: Eric Dumazet <edumazet@xxxxxxxxxx> Thanks !