Jason Xing wrote: > No functional changes here. Only add test to see if the orig_skb > matches the usage of application SO_TIMESTAMPING. > > In this series, bpf timestamping and previous socket timestamping > are implemented in the same function __skb_tstamp_tx(). To test > the socket enables socket timestamping feature, this function > skb_tstamp_tx_report_so_timestamping() is added. > > In the next patch, another check for bpf timestamping feature > will be introduced just like the above report function, namely, > skb_tstamp_tx_report_bpf_timestamping(). Then users will be able > to know the socket enables either or both of features. > > Signed-off-by: Jason Xing <kerneljasonxing@xxxxxxxxx> Reviewed-by: Willem de Bruijn <willemb@xxxxxxxxxx>