netdev - Re: linux kernel's IPV6_MULTICAST_HOPS default is 64; should be 1?

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Date:	Tue, 04 May 2010 14:46:47 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	brian.haley@...com
Cc:	dlstevens@...ibm.com, enh@...gle.com, netdev@...r.kernel.org,
	netdev-owner@...r.kernel.org
Subject: Re: linux kernel's IPV6_MULTICAST_HOPS default is 64; should be 1?

From: Brian Haley <brian.haley@...com>
Date: Tue, 04 May 2010 10:40:58 -0400

> Specifying -1 for setsockopt(IPV6_MULTICAST_HOPS) should set the socket
> value back to the system default value of IPV6_DEFAULT_MCASTHOPS (1).
> 
> Signed-off-by: Brian Haley <brian.haley@...com>

In cast it wasn't clear from my other reply, I'm not applying this
patch because I intentionally left this behavior there based upon
some comments from Elliot in that this lets developers get the
old default by asking for "-1" explicitly with a setsockopt.
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