linux-kernel - Re: [PATCH net-next v2] bonding: 802.3ad replace MAC_ADDRESS_EQUAL with __agg_has

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Date: Fri, 23 Feb 2024 10:03:38 +0000
From: Jones Syue 薛懷宗 <jonessyue@...p.com>
To: Hangbin Liu <liuhangbin@...il.com>
CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "j.vosburgh@...il.com"
	<j.vosburgh@...il.com>, "andy@...yhouse.net" <andy@...yhouse.net>,
	"davem@...emloft.net" <davem@...emloft.net>, "edumazet@...gle.com"
	<edumazet@...gle.com>, "kuba@...nel.org" <kuba@...nel.org>,
	"pabeni@...hat.com" <pabeni@...hat.com>, "corbet@....net" <corbet@....net>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next v2] bonding: 802.3ad replace MAC_ADDRESS_EQUAL
 with __agg_has_partner

Hello Hangbin,

> MAC_ADDRESS_EQUAL and __agg_has_partner are not the same thing.
> 
> MAC_ADDRESS_EQUAL() is only same with __agg_has_partner() when verifying
> agg partner mac addr with null_mac_addr. The description could be more
> accurate.

Thank you for kindly reply! Yes you are right my description is not clear.

> Since you want to replace the null_mac_addr checking for MAC_ADDRESS_EQUAL().
> Maybe we can also replace the null_mac_addr checking in
> ad_port_selection_logic(). This should be safe as the
> aggregator->partner_system and port->partner_oper.system has been compared.
> e.g.
> ...
> With this the null_mac_addr definition could be removed.

This new one looks better! Will come out a v3 and test it :)

--

Regards,
Jones Syue | 薛懷宗
QNAP Systems, Inc.