netdev - Re: [PATCH] selftests: hsr: Extend the hsr_ping.sh test to use fixed MAC addresses

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Date: Mon, 3 Jun 2024 17:31:54 +0800
From: Hangbin Liu <liuhangbin@...il.com>
To: Lukasz Majewski <lukma@...x.de>
Cc: Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
	Paolo Abeni <pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Oleksij Rempel <o.rempel@...gutronix.de>, Tristram.Ha@...rochip.com,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Ravi Gunasekaran <r-gunasekaran@...com>,
	Simon Horman <horms@...nel.org>,
	Nikita Zhandarovich <n.zhandarovich@...tech.ru>,
	Murali Karicheri <m-karicheri2@...com>,
	Arvid Brodin <Arvid.Brodin@...n.com>,
	Dan Carpenter <dan.carpenter@...aro.org>,
	"Ricardo B. Marliere" <ricardo@...liere.net>,
	Casper Andersson <casper.casan@...il.com>,
	linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
	Geliang Tang <tanggeliang@...inos.cn>,
	Shuah Khan <shuah@...nel.org>
Subject: Re: [PATCH] selftests: hsr: Extend the hsr_ping.sh test to use fixed
 MAC addresses

On Wed, May 29, 2024 at 04:22:31PM +0200, Lukasz Majewski wrote:
> Fixed MAC addresses help with debugging as last four bytes identify the
> network namespace.
> 
> Signed-off-by: Lukasz Majewski <lukma@...x.de>
> ---
>  tools/testing/selftests/net/hsr/hsr_ping.sh | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/tools/testing/selftests/net/hsr/hsr_ping.sh b/tools/testing/selftests/net/hsr/hsr_ping.sh
> index 3684b813b0f6..f5d207fc770a 100755
> --- a/tools/testing/selftests/net/hsr/hsr_ping.sh
> +++ b/tools/testing/selftests/net/hsr/hsr_ping.sh
> @@ -152,6 +152,15 @@ setup_hsr_interfaces()
>  	ip -net "$ns3" addr add 100.64.0.3/24 dev hsr3
>  	ip -net "$ns3" addr add dead:beef:1::3/64 dev hsr3 nodad
>  
> +	ip -net "$ns1" link set address 00:11:22:00:01:01 dev ns1eth1
> +	ip -net "$ns1" link set address 00:11:22:00:01:02 dev ns1eth2
> +
> +	ip -net "$ns2" link set address 00:11:22:00:02:01 dev ns2eth1
> +	ip -net "$ns2" link set address 00:11:22:00:02:02 dev ns2eth2
> +
> +	ip -net "$ns3" link set address 00:11:22:00:03:01 dev ns3eth1
> +	ip -net "$ns3" link set address 00:11:22:00:03:02 dev ns3eth2
> +
>  	# All Links up
>  	ip -net "$ns1" link set ns1eth1 up
>  	ip -net "$ns1" link set ns1eth2 up
> -- 
> 2.20.1
> 

Reviewed-by: Hangbin Liu <liuhangbin@...il.com>