netdev - Re: [PATCH net] rtnetlink: Restore RTM_NEW/DELLINK notification behavior

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Message-ID: <ZDavJCLutKC/+oHZ@Laptop-X1>
Date:   Wed, 12 Apr 2023 21:16:20 +0800
From:   Hangbin Liu <liuhangbin@...il.com>
To:     Martin Willi <martin@...ongswan.org>
Cc:     Jakub Kicinski <kuba@...nel.org>,
        Guillaume Nault <gnault@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org
Subject: Re: [PATCH net] rtnetlink: Restore RTM_NEW/DELLINK notification
 behavior

On Wed, Apr 12, 2023 at 11:21:33AM +0200, Martin Willi wrote:
> Hi,
> 
> > > Fixes: f3a63cce1b4f ("rtnetlink: Honour NLM_F_ECHO flag in rtnl_delete_link")
> > > Fixes: d88e136cab37 ("rtnetlink: Honour NLM_F_ECHO flag in rtnl_newlink_create")
> > > Signed-off-by: Martin Willi <martin@...ongswan.org>
> > 
> > Not sure if the Fixes tag should be
> > 1d997f101307 ("rtnetlink: pass netlink message header and portid to rtnl_configure_link()")
> 
> While this one adds the infrastructure, the discussed issue manifests

Yes

> only with the two commits above. Anyway, I'm fine with either, let me
> know if I shall change it.

In my understanding the above 2 commits only pass netlink header to
rtnl_configure_link. The question code in 1d997f101307 didn't check if
NLM_F_ECHO is honoured, as your commit pointed.

Thanks
Hangbin