> -Original Message-
> From: Stephen Hemminger [mailto:step...@networkplumber.org]
> Sent: Thursday, March 1, 2018 7:45 AM
> To: Zhang, Qi Z
> Cc: dev@dpdk.org; magnus.karls...@intei.com; Topel, Bjorn
>
> Subject: Re: [dpdk-dev] [RFC 1/7] net/af_xdp: new PMD drive
> -Original Message-
> From: Stephen Hemminger [mailto:step...@networkplumber.org]
> Sent: Thursday, March 1, 2018 7:42 AM
> To: Zhang, Qi Z
> Cc: dev@dpdk.org; magnus.karls...@intei.com; Topel, Bjorn
>
> Subject: Re: [dpdk-dev] [RFC 1/7] net/af_xdp: new PMD drive
On Tue, 27 Feb 2018 17:33:00 +0800
Qi Zhang wrote:
> +
> +static uint16_t
> +eth_af_xdp_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
> +{
> + struct pmd_internals *internals = queue;
> + struct xdp_queue *rxq = &internals->rx;
> + struct rte_mbuf *mbuf;
> + unsigned l
On Tue, 27 Feb 2018 17:33:00 +0800
Qi Zhang wrote:
> +
> +static void *get_pkt_data(struct pmd_internals *internals,
> + uint32_t index,
> + uint32_t offset)
> +{
> + return (uint8_t *)(internals->umem->buffer +
> +(index <<
On Tue, 27 Feb 2018 17:33:00 +0800
Qi Zhang wrote:
> struct pmd_internals {
> + int sfd;
> + int if_index;
> + char if_name[0x100];
why not IFNAMSIZ?
> + struct ether_addr eth_addr;
> + struct xdp_queue rx;
> + struct xdp_queue tx;
> + struct xdp_umem *umem;
> +
On Tue, 27 Feb 2018 17:33:00 +0800
Qi Zhang wrote:
> iff --git a/drivers/net/af_xdp/Makefile b/drivers/net/af_xdp/Makefile
> new file mode 100644
> index 0..ac38e20bf
> --- /dev/null
> +++ b/drivers/net/af_xdp/Makefile
> @@ -0,0 +1,56 @@
> +# BSD LICENSE
> +#
> +# Copyright(c) 2014 Jo
This is the vanilla version.
Packet data will copy between af_xdp memory buffer and mbuf mempool.
indexes of memory buffer is simply managed by a fifo ring.
Signed-off-by: Qi Zhang
---
config/common_base| 5 +
config/common_linuxapp| 1 +
d
This is the vanilla version.
Packet data will copy between af_xdp memory buffer and mbuf mempool.
indexes of memory buffer is simply managed by a fifo ring.
Signed-off-by: Qi Zhang
---
config/common_base| 5 +
config/common_linuxapp| 1 +
d
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