Hi,
I added odp_dpdk_pktio_init_local() function, which is called in
odp_init_local(). It does the same ('RTE_PER_LCORE(_lcore_id) = cpu;') what is
done in odp_thread_init_local() in odp-dpdk.
-Matias
> -----Original Message-----
> From: EXT Zoltan Kiss [mailto:[email protected]]
> Sent: Wednesday, February 03, 2016 3:23 PM
> To: Elo, Matias (Nokia - FI/Espoo) <[email protected]>; lng-
> [email protected]
> Subject: Re: [lng-odp] [API-NEXT PATCH v2 00/11] DPDK pktio implementation
>
> Hi,
>
> I haven't checked it yet, but how does your code handles setting up
> lcore id's?
>
> Zoli
>
> On 29/01/16 11:14, Matias Elo wrote:
> > V2:
> > - Check the number of mbuf segments in mbuf_to_pkt() (Zoltan Kiss)
> > - Copy DPDK RSS hash to ODP packet header in mbuf_to_pkt() (Zoltan Kiss)
> > - Compare packet length to MTU value in pkt_to_mbuf() and drop too long
> packets
> >
> > This patch set implements new DPDK pktio type, which operates in the same
> manner
> > as the existing ODP interface types. DPDK mbuf packets are copied during
> > receive/send to maintain compatibility with the linux-generic pktio.
> >
> > The current unoptimized DPDK pktio implementation achieves forwarding rates
> > (odp_l2fwd), which are comparable to netmap pktio and scale better with
> larger
> > thread counts. Some initial benchmark results below
> > (odp_l2fwd 4 x 10 Gbps - 64B, Intel Xeon E5-2697v3).
> >
> > Threads
> > 1 2 4 6 8 10 12
> > DPDK 6.7 12 25.3 37.2 47.6 47.3 46.8 MPPS
> > Netmap 6.1 12.6 25.8 32.4 38.9 38.6 38.4
> >
> >
> > From 8 threads and onwards the throughput is limited by the NICs (Intel
> 82599).
> >
> > Build and usage information can be found from DEPENDENCIES. The DPDK
> > initialization code is copied from the odp-dpdk branch.
> >
> > Matias Elo (11):
> > linux-generic: pktio: add DPDK pktio build support
> > linux-generic: pktio: initial DPDK pktio implementation
> > linux-generic: dpdk: add get/set functions for mtu, promisc mode, and
> > capability
> > linux-generic: dpdk: add rx/tx locking
> > linux-generic: dpdk: add odp_pktio_link_status()
> > linux-generic: dpdk: add dpdk_setup_port()
> > linux-generic: dpdk: add functions for fetching packet input/output
> > queues
> > linux-generic: dpdk: add odp_pktio_input_queues_config()
> > linux-generic: dpdk: add odp_pktio_output_queues_config()
> > linux-generic: dpdk: handle ixgbe_pmd minimum burst size
> > linux-generic: dpdk: close resources in odp_pktio_close()
> >
> > DEPENDENCIES | 54 ++
> > platform/linux-generic/Makefile.am | 2 +
> > platform/linux-generic/include/odp_internal.h | 5 +
> > platform/linux-generic/include/odp_packet_dpdk.h | 69 ++
> > .../linux-generic/include/odp_packet_io_internal.h | 3 +
> > platform/linux-generic/m4/configure.m4 | 1 +
> > platform/linux-generic/m4/odp_dpdk.m4 | 43 ++
> > platform/linux-generic/odp_init.c | 12 +
> > platform/linux-generic/pktio/dpdk.c | 855
> > +++++++++++++++++++++
> > platform/linux-generic/pktio/io_ops.c | 3 +
> > 10 files changed, 1047 insertions(+)
> > create mode 100644 platform/linux-generic/include/odp_packet_dpdk.h
> > create mode 100644 platform/linux-generic/m4/odp_dpdk.m4
> > create mode 100644 platform/linux-generic/pktio/dpdk.c
> >
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