netdev - Re: [PATCH net-next 05/11] ipv4: add fib_net_exit

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Date:   Mon, 7 Feb 2022 20:16:27 -0800
From:   David Ahern <dsahern@...il.com>
To:     Eric Dumazet <eric.dumazet@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev <netdev@...r.kernel.org>, David Ahern <dsahern@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>
Subject: Re: [PATCH net-next 05/11] ipv4: add fib_net_exit_batch()

On 2/7/22 9:17 AM, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> cleanup_net() is competing with other rtnl users.
> 
> Instead of acquiring rtnl at each fib_net_exit() invocation,
> add fib_net_exit_batch() so that rtnl is acquired once.
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: David Ahern <dsahern@...nel.org>
> ---
>  net/ipv4/fib_frontend.c | 19 ++++++++++++++++---
>  1 file changed, 16 insertions(+), 3 deletions(-)
> 

Reviewed-by: David Ahern <dsahern@...nel.org>