Yes, that is the plan. Right now (pre-v1.0) a lot of the approved APIs aren't yet fully implemented in linux-generic. If you'd like to help with that, we'd very much welcome your contributions. See the Contributing section of the ODP git for information on how to do that.
Bill On Fri, Oct 24, 2014 at 10:15 AM, Shmulik Ladkani <[email protected] > wrote: > Hi Bill, > > On Fri, 24 Oct 2014 09:21:36 -0500 Bill Fischofer < > [email protected]> wrote: > > Headroom (and tailroom) are meta data associated with packets and are not > > hard-coded like this. See the ODP Packet Design doc for details. Based > on > > Tuesday's call I'm revising the doc to be clearer as to how this works so > > look for a follow-on post here later today. > > Thanks. > > Currently, 'odp_pktio_set_headroom' is not implemented for linux-generic. > > Thus, ETHBUF_ALIGN is an (existing) implmentation detail used by > linux-generic's internal 'setup_pkt_sock': > It assists in calculating 'pkt_sock->frame_offset' for the socket. > > This is later used when arming buffers for the recv call, e.g. in > recv_pkt_sock_basic: > > l2_hdr = pkt_buf + pkt_sock->frame_offset; > > recv_bytes = recvfrom(sockfd, l2_hdr, > pkt_sock->max_frame_len, > MSG_DONTWAIT, > (struct sockaddr *)&sll, &addrlen); > > So my motivation was modifying existing internal implementation detail > of linux-generic/odp_packet_socket.c ;) > > Will linux-generic/odp_packet_socket.c be revised once > 'odp_pktio_set_headroom' gets implemented for linux-generic? > > Regards, > Shmulik >
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