netdev - Re: [PATCH v2 net-next 3/4] rtnetlink: Add assertion helpers for per-netns RTNL.

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Message-ID: <CANn89iKur1PF5Whp9yG+ObS89Q4ryEnghLyFSzgY6jc02c=qgw@mail.gmail.com>
Date: Fri, 4 Oct 2024 13:10:13 +0200
From: Eric Dumazet <edumazet@...gle.com>
To: Kuniyuki Iwashima <kuniyu@...zon.com>
Cc: "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, 
	Paolo Abeni <pabeni@...hat.com>, Kuniyuki Iwashima <kuni1840@...il.com>, netdev@...r.kernel.org
Subject: Re: [PATCH v2 net-next 3/4] rtnetlink: Add assertion helpers for
 per-netns RTNL.

On Wed, Oct 2, 2024 at 5:14 PM Kuniyuki Iwashima <kuniyu@...zon.com> wrote:
>
> Once an RTNL scope is converted with rtnl_net_lock(), we will replace
> RTNL helper functions inside the scope with the following per-netns
> alternatives:
>
>   ASSERT_RTNL()           -> ASSERT_RTNL_NET(net)
>   rcu_dereference_rtnl(p) -> rcu_dereference_rtnl_net(net, p)
>
> Note that the per-netns helpers are equivalent to the conventional
> helpers unless CONFIG_DEBUG_NET_SMALL_RTNL is enabled.
>
> Signed-off-by: Kuniyuki Iwashima <kuniyu@...zon.com>

Reviewed-by: Eric Dumazet <edumazet@...gle.com>