netdev - Re: selftests/tc-testings cgroup.json test failed

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Date: Thu, 8 Jun 2023 10:29:18 +0800
From: Hangbin Liu <liuhangbin@...il.com>
To: shaozhengchao <shaozhengchao@...wei.com>
Cc: netdev@...r.kernel.org
Subject: Re: selftests/tc-testings cgroup.json test failed

On Wed, Jun 07, 2023 at 06:46:34PM +0800, shaozhengchao wrote:
> > I saw the matchPattern checks ".*cmp..." which is not exist with my tc output.
> > 
> > "matchPattern": "^filter protocol ip pref [0-9]+ cgroup chain [0-9]+.*handle 0x1.*cmp\\(u8 at 0 layer 0 mask 0xff gt 10\\)",
> > 
> > So which tc version are you using? Am I missed something?
> > 
> Hi Hangbin:
> 	I upgraded iproute to 6.3.0 locally, and these test cases are
> successfully executed. My kernel version is 6.4.0 and OS version is
> ubuntu 1804 LTS. I am wondering if it had something to do with the OS?

Ah, I checked the source code and found my OS didn't enable
CONFIG_NET_EMATCH_CMP.

Thanks
Hangbin