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From: Paul Gofman <pgofman@codeweavers.com>
To: Eric Dumazet <edumazet@google.com>
Cc: Muhammad Usama Anjum <usama.anjum@collabora.com>,
	"open list:NETWORKING [TCP]" <netdev@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	"David S. Miller" <davem@davemloft.net>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
	David Ahern <dsahern@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Jakub Kicinski <kuba@kernel.org>
Subject: Re: [RFC] EADDRINUSE from bind() on application restart after killing
Date: Fri, 14 Oct 2022 12:20:37 -0500	[thread overview]
Message-ID: <03031c84-baa0-fe99-b1d7-44963cad0001@codeweavers.com> (raw)
In-Reply-To: <CANn89iKoaLRupASAJKW5ZprXhSMiXSs7vi5UT=wEU11R5+iLZQ@mail.gmail.com>

On 10/14/22 11:45, Eric Dumazet wrote:
> On Fri, Oct 14, 2022 at 9:39 AM Paul Gofman <pgofman@codeweavers.com> wrote:
>
> I think it is documented.
>
> man 7 socket
>
>         SO_REUSEADDR
>                Indicates that the rules used in validating addresses
> supplied in a bind(2) call should allow reuse of local addresses.  For
> AF_INET sockets this means
>                that a socket may bind, except when there is an active
> listening socket bound to the address.  When the listening socket is
> bound to INADDR_ANY with  a
>                specific port then it is not possible to bind to this
> port for any local address.  Argument is an integer boolean flag.
>
> You seem to need another way, so you will have to ask this question in IETF.
Thanks a lot, I think it answers my question, I am afraid I was reading 
this a bit wrong.

      reply	other threads:[~2022-10-14 17:20 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-24  8:18 [RFC] EADDRINUSE from bind() on application restart after killing Muhammad Usama Anjum
2022-05-24 22:13 ` Eric Dumazet
2022-05-30 13:15   ` Muhammad Usama Anjum
2022-05-30 15:28     ` Eric Dumazet
2022-06-27 10:20       ` Muhammad Usama Anjum
2022-06-27 11:47         ` Eric Dumazet
2022-09-30 13:24 ` Muhammad Usama Anjum
2022-09-30 15:16   ` Eric Dumazet
2022-10-14 15:52     ` Paul Gofman
2022-10-14 16:20       ` Eric Dumazet
2022-10-14 16:31         ` Paul Gofman
2022-10-14 16:34           ` Eric Dumazet
2022-10-14 16:39             ` Paul Gofman
2022-10-14 16:45               ` Eric Dumazet
2022-10-14 17:20                 ` Paul Gofman [this message]

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