linux-kernel - Re: [PATCH v7 bpf-next 01/11] net: Introduce net.ipv4.tcp_migrate

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Date:   Fri, 11 Jun 2021 07:31:05 +0900
From:   Kuniyuki Iwashima <kuniyu@...zon.co.jp>
To:     <eric.dumazet@...il.com>
CC:     <andrii@...nel.org>, <ast@...nel.org>, <benh@...zon.com>,
        <bpf@...r.kernel.org>, <daniel@...earbox.net>,
        <davem@...emloft.net>, <edumazet@...gle.com>, <kafai@...com>,
        <kuba@...nel.org>, <kuni1840@...il.com>, <kuniyu@...zon.co.jp>,
        <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>
Subject: Re: [PATCH v7 bpf-next 01/11] net: Introduce net.ipv4.tcp_migrate_req.

From:   Eric Dumazet <eric.dumazet@...il.com>
Date:   Thu, 10 Jun 2021 19:24:14 +0200
> On 5/21/21 8:20 PM, Kuniyuki Iwashima wrote:
> > This commit adds a new sysctl option: net.ipv4.tcp_migrate_req. If this
> > option is enabled or eBPF program is attached, we will be able to migrate
> > child sockets from a listener to another in the same reuseport group after
> > close() or shutdown() syscalls.
> > 
> > Signed-off-by: Kuniyuki Iwashima <kuniyu@...zon.co.jp>
> > Reviewed-by: Benjamin Herrenschmidt <benh@...zon.com>
> > Acked-by: Martin KaFai Lau <kafai@...com>
> > ---
> >  Documentation/networking/ip-sysctl.rst | 25 +++++++++++++++++++++++++
> >  include/net/netns/ipv4.h               |  1 +
> >  net/ipv4/sysctl_net_ipv4.c             |  9 +++++++++
> >  3 files changed, 35 insertions(+)
> 
> Reviewed-by: Eric Dumazet <edumazet@...gle.com>

Thank you!