From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: "Wu, Yiwen" <yiwen.wu76@gmail.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] No egressing packet
Date: Wed, 16 Sep 2015 09:32:03 +0200 [thread overview]
Message-ID: <1944265.eVANXui8GP@xps13> (raw)
In-Reply-To: <55F88932.7020800@gmail.com>
2015-09-15 17:10, Wu, Yiwen:
> Hi all,
>
> I am new to dpdk. I am running a single forwarding program based on dpdk
> 2.1.0. The program runs on a VM, binding on two interfaces. All it's
> doing is to forward packets from one interface to another. All
> ingressing packets are fine but there seems no egressing packets. I used
> rte_eth_add_tx_callback to register a tx callback. The callback is able
> to print the right egress packet but the destination is just not
> receiving it (via tcpdump). Does anybody have the similar experience?
> Any solution or hints will be great.
You need to call rte_eth_tx_burst() instead of rte_eth_add_tx_callback().
For more information, please check the guide:
http://dpdk.org/doc/guides/prog_guide/poll_mode_drv.html#poll-mode-driver
You can also check this basic example:
http://dpdk.org/browse/dpdk/tree/examples/skeleton/basicfwd.c
next prev parent reply other threads:[~2015-09-16 7:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-15 21:10 Wu, Yiwen
2015-09-16 7:32 ` Thomas Monjalon [this message]
2015-09-16 13:30 ` Wu, Yiwen
2015-09-16 13:35 ` Richardson, Bruce
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=1944265.eVANXui8GP@xps13 \
--to=thomas.monjalon@6wind.com \
--cc=dev@dpdk.org \
--cc=yiwen.wu76@gmail.com \
/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).