On Thu, May 18, 2017 at 04:20:53PM -0400, Willem de Bruijn wrote: > On Thu, May 18, 2017 at 10:07 AM, Miroslav Lichvar <mlich...@redhat.com> > wrote: > > +SOF_TIMESTAMPING_OPT_PKTINFO: > > + > > + Enable the SCM_TIMESTAMPING_PKTINFO control message for incoming > > + packets with hardware timestamps. The message contains struct > > + scm_ts_pktinfo, which supplies the index of the real interface which > > + received the packet and its length at layer 2. A valid (non-zero) > > + interface index will be returned only if CONFIG_NET_RX_BUSY_POLL is > > + enabled and the driver is using NAPI. > > It is probably good to explicitly call out that the remaining two fields > are reserved and undefined. To stress that applications cannot be > overly pedantic and start failing if these become non-zero.
Ok. I'm adding "The struct contains also two other fields, but they are reserved and undefined". -- Miroslav Lichvar
