netdev - RE: [PATCH V5 net-next 1/2] net: fec: add XDP

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date: Sat, 12 Aug 2023 00:06:45 +0000
From: Wei Fang <wei.fang@....com>
To: Simon Horman <horms@...nel.org>
CC: "davem@...emloft.net" <davem@...emloft.net>, "edumazet@...gle.com"
	<edumazet@...gle.com>, "kuba@...nel.org" <kuba@...nel.org>,
	"pabeni@...hat.com" <pabeni@...hat.com>, Shenwei Wang <shenwei.wang@....com>,
	Clark Wang <xiaoning.wang@....com>, "ast@...nel.org" <ast@...nel.org>,
	"daniel@...earbox.net" <daniel@...earbox.net>, "hawk@...nel.org"
	<hawk@...nel.org>, "john.fastabend@...il.com" <john.fastabend@...il.com>,
	"larysa.zaremba@...el.com" <larysa.zaremba@...el.com>,
	"aleksander.lobakin@...el.com" <aleksander.lobakin@...el.com>,
	"jbrouer@...hat.com" <jbrouer@...hat.com>, "netdev@...r.kernel.org"
	<netdev@...r.kernel.org>, dl-linux-imx <linux-imx@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"bpf@...r.kernel.org" <bpf@...r.kernel.org>
Subject: RE: [PATCH V5 net-next 1/2] net: fec: add XDP_TX feature support

> On Thu, Aug 10, 2023 at 02:45:13PM +0800, Wei Fang wrote:
> > The XDP_TX feature is not supported before, and all the frames which
> > are deemed to do XDP_TX action actually do the XDP_DROP action. So
> > this patch adds the XDP_TX support to FEC driver.
> >
> > I tested the performance of XDP_TX in XDP_DRV mode and XDP_SKB mode
> > respectively on i.MX8MP-EVK platform, and as suggested by Jesper, I
> > also tested the performance of XDP_REDIRECT on the same platform. And
> > the test steps and results are as follows.
> >
> > XDP_TX test:
> > Step 1: One board is used as generator and connects to switch,and the
> > FEC port of DUT also connects to the switch. Both boards with flow
> > control off. Then the generator runs the
> > pktgen_sample03_burst_single_flow.sh script to generate and send burst
> > traffic to DUT. Note that the size of packet was set to 64 bytes and
> > the procotol of packet was UDP in my test scenario. In addtion, the
> > SMAC of the packet need to be different from the MAC
> 
> nit: addtion -> addition
> 
>      checkpatch.pl --codespell is your friend here.
> 
Thanks for reminding.