From: Paul Atkins <patkins@brocade.com>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 0/3] null driver improvements for testability
Date: Fri, 29 Jan 2016 16:47:58 +0000 [thread overview]
Message-ID: <56AB97BE.9030106@brocade.com> (raw)
In-Reply-To: <1600067.TyQ2MXbqf2@xps13>
Hi Thomas,
On 29/01/16 16:31, Thomas Monjalon wrote:
> Hi Paul,
>
> 2016-01-29 16:18, Paul Atkins:
>> This patchset adds functionality to the null driver help when testing
>> a dataplane that uses dpdk. The idea is that the the dataplane can
>> have multiple null interfaces attached, and each of theses can be
>> assigned a mac address. Packets can then be injected into the null
>> drivers by adding them to a ring, giving the application complete
>> control of the packets that arrive. Packets that are sent by a null
>> driver can be stored on a ring, where the application can pick them up
>> and verify it is what was expected. To allow the application to know
>> when packets have been pulled of the rx ring, counters of the number of
>> times an rx poll has been made are kept, and these can be retrieved via
>> the existing APIs.
> I have not read your code, just read this description.
> It sounds like being a ring PMD. Have you already checked it?
> https://urldefense.proofpoint.com/v2/url?u=http-3A__dpdk.org_browse_dpdk_tree_drivers_net_ring_rte-5Feth-5Fring.c&d=CwICAg&c=IL_XqQWOjubgfqINi2jTzg&r=45ezphVDEm8OnEpH-fLWdXvR3RneLhhNZRDLQRgR6LY&m=wJLO24XFe_B0nZve6mkvocCt7fQWo3PULCTWxrC8rZk&s=bIWycJrY-PYgzkQsBeRfkl8JCHFcxRAHhHDrqRSzHYs&e=
I hadn't seen the ring PMD. I will have a look at it and see if I can
make it do what i need.
thanks,
Paul
next prev parent reply other threads:[~2016-01-29 16:48 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-29 16:18 Paul Atkins
2016-01-29 16:18 ` [dpdk-dev] [PATCH 1/3] null: add a new arg to allow users to specify ether address Paul Atkins
2016-01-29 16:18 ` [dpdk-dev] [PATCH 2/3] null: add rings to allow user to provide the mbufs for rx/tx Paul Atkins
2016-01-29 16:18 ` [dpdk-dev] [PATCH 3/3] null: add xstats to provide the number of rx polls Paul Atkins
2016-01-29 16:31 ` [dpdk-dev] [PATCH 0/3] null driver improvements for testability Thomas Monjalon
2016-01-29 16:47 ` Paul Atkins [this message]
2016-02-17 17:23 ` Bruce Richardson
2016-02-18 12:19 ` Paul Atkins
2016-02-23 15:21 ` Bruce Richardson
2016-02-23 15:24 ` Paul Atkins
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