linux-kernel - Re: TCP_LINGER2 TIME

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-id: <46E96066.2030505@parvan.net>
Date:	Thu, 13 Sep 2007 09:08:06 -0700
From:	Reza Roboubi <reza@...van.net>
To:	Andi Kleen <andi@...stfloor.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: TCP_LINGER2 TIME_WAIT

Andi Kleen wrote:
> Reza Roboubi <reza@...van.net> writes:
> 
>> man 7 tcp says TCP_LINGER2 sets the lifetime of orphaned FIN_WAIT2 state
>> sockets.  What about wanting to forcibly kill a "rotten" TCP socket in
>> any other "WAIT" state like TIME_WAIT?
> 
> The whole point of TIME-WAIT is catching old packets still in network.
> Killing it early would avoid its purpose.

tcp_max_tw_buckets does exactly that system wide, and for good reason. 
Why not give userspace oversight over the process?

Reza.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/