patches for DPDK stable branches
 help / color / mirror / Atom feed
From: Yuanhan Liu <yliu@fridaylinux.org>
To: Olivier MATZ <olivier.matz@6wind.com>
Cc: dev@dpdk.org, maxime.coquelin@redhat.com,
	stephen@networkplumber.org, stable@dpdk.org
Subject: Re: [dpdk-stable] [PATCH 7/9] net/virtio: rationalize setting of Rx/Tx handlers
Date: Fri, 1 Sep 2017 20:31:06 +0800	[thread overview]
Message-ID: <20170901123106.GW9736@yliu-home> (raw)
In-Reply-To: <20170901095216.kqx7lwdiktq7y5zs@neon>

On Fri, Sep 01, 2017 at 11:52:17AM +0200, Olivier MATZ wrote:
> > > @@ -1534,7 +1554,6 @@ eth_virtio_dev_init(struct rte_eth_dev *eth_dev)
> > >  	RTE_BUILD_BUG_ON(RTE_PKTMBUF_HEADROOM < sizeof(struct virtio_net_hdr_mrg_rxbuf));
> > >  
> > >  	eth_dev->dev_ops = &virtio_eth_dev_ops;
> > > -	eth_dev->tx_pkt_burst = &virtio_xmit_pkts;
> > >  
> > >  	if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
> > >  		if (!hw->virtio_user_dev) {
> > > @@ -1544,12 +1563,8 @@ eth_virtio_dev_init(struct rte_eth_dev *eth_dev)
> > >  		}
> > >  
> > >  		virtio_set_vtpci_ops(hw);
> > > -		if (hw->use_simple_rxtx) {
> > > -			eth_dev->tx_pkt_burst = virtio_xmit_pkts_simple;
> > > -			eth_dev->rx_pkt_burst = virtio_recv_pkts_vec;
> > > -		} else {
> > > -			rx_func_get(eth_dev);
> > > -		}
> > > +		set_rxtx_funcs(eth_dev);
> > 
> > No need to invoke it here?
> 
> I wanted to stay consistent with previous code.
> 
> I'm not very used to work with secondary processes, so I'm not 100% it
> is ok, but in my understanding, in that case the configuration is done
> first by the primary process, and the secondary the pointers to the
> rx/tx funcs. I suppose their value can be different than primary ones.

It probably needs some testing, but I think it should be okay, because
the rx/tx funcs will always be updated at dev_start in this patch.

	--yliu

  reply	other threads:[~2017-09-01 12:31 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20170831134015.1383-1-olivier.matz@6wind.com>
2017-08-31 13:40 ` [dpdk-stable] [PATCH 1/9] net/virtio: revert "do not claim to support LRO" Olivier Matz
2017-08-31 13:40 ` [dpdk-stable] [PATCH 2/9] net/virtio: revert "do not falsely claim to do IP checksum" Olivier Matz
2017-08-31 13:47   ` [dpdk-stable] [dpdk-dev] " Olivier MATZ
2017-08-31 13:40 ` [dpdk-stable] [PATCH 3/9] doc: fix description of L4 Rx checksum offload Olivier Matz
2017-08-31 13:40 ` [dpdk-stable] [PATCH 4/9] net/virtio: fix log levels in configure Olivier Matz
2017-08-31 13:40 ` [dpdk-stable] [PATCH 5/9] net/virtio: fix mbuf port for simple Rx function Olivier Matz
2017-08-31 13:48   ` [dpdk-stable] [dpdk-dev] " Olivier MATZ
2017-08-31 13:40 ` [dpdk-stable] [PATCH 6/9] net/virtio: fix queue setup consistency Olivier Matz
2017-08-31 13:49   ` [dpdk-stable] [dpdk-dev] " Olivier MATZ
2017-08-31 13:40 ` [dpdk-stable] [PATCH 7/9] net/virtio: rationalize setting of Rx/Tx handlers Olivier Matz
2017-09-01  9:19   ` Yuanhan Liu
2017-09-01  9:52     ` Olivier MATZ
2017-09-01 12:31       ` Yuanhan Liu [this message]
2017-09-06 14:40         ` Olivier MATZ
2017-09-07  8:13           ` Yuanhan Liu
2017-08-31 13:40 ` [dpdk-stable] [PATCH 8/9] net/virtio: keep Rx handler whatever the Tx queue config Olivier Matz
2017-08-31 13:50   ` [dpdk-stable] [dpdk-dev] " Olivier MATZ
2017-09-01  9:25   ` [dpdk-stable] " Yuanhan Liu
2017-09-01  9:58     ` Olivier MATZ
2017-09-01 12:22       ` Yuanhan Liu
2017-08-31 13:40 ` [dpdk-stable] [PATCH 9/9] net/virtio: fix Rx handler when checksum is requested Olivier Matz
2017-08-31 13:51   ` [dpdk-stable] [dpdk-dev] " Olivier MATZ
     [not found] ` <20170907121347.16208-1-olivier.matz@6wind.com>
2017-09-07 12:13   ` [dpdk-stable] [PATCH v2 01/10] net/virtio: revert "do not claim to support LRO" Olivier Matz
2017-09-07 12:13   ` [dpdk-stable] [PATCH v2 02/10] net/virtio: revert "do not falsely claim to do IP checksum" Olivier Matz
2017-09-07 12:13   ` [dpdk-stable] [PATCH v2 03/10] doc: fix description of L4 Rx checksum offload Olivier Matz
2017-09-07 12:13   ` [dpdk-stable] [PATCH v2 04/10] net/virtio: fix log levels in configure Olivier Matz
2017-09-07 12:13   ` [dpdk-stable] [PATCH v2 05/10] net/virtio: fix mbuf port for simple Rx function Olivier Matz
2017-09-07 12:13   ` [dpdk-stable] [PATCH v2 06/10] net/virtio: fix queue setup consistency Olivier Matz
2017-12-06  5:25     ` [dpdk-stable] [dpdk-dev] " Tiwei Bie
2017-12-07 14:14       ` Olivier MATZ
2017-12-08  2:17         ` Tiwei Bie
2018-02-01  3:14     ` Yao, Lei A
2018-02-01  8:27       ` Olivier Matz
2018-02-07  8:31         ` Xu, Qian Q
2018-02-07 22:01           ` Olivier Matz
2018-02-09  5:44             ` Wang, Zhihong
2018-02-09  8:59               ` Maxime Coquelin
2018-02-09  9:40                 ` Maxime Coquelin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170901123106.GW9736@yliu-home \
    --to=yliu@fridaylinux.org \
    --cc=dev@dpdk.org \
    --cc=maxime.coquelin@redhat.com \
    --cc=olivier.matz@6wind.com \
    --cc=stable@dpdk.org \
    --cc=stephen@networkplumber.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).