netdev - Re: [PATCH] Multicast: Avoid useless duplication of multicast messages

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Date:	Thu, 16 Apr 2009 10:45:41 -0400 (EDT)
From:	Christoph Lameter <cl@...ux.com>
To:	David Stevens <dlstevens@...ibm.com>
cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	netdev-owner@...r.kernel.org, Neil Horman <nhorman@...driver.com>
Subject: Re: [PATCH] Multicast: Avoid useless duplication of multicast
 messages

On Wed, 15 Apr 2009, David Stevens wrote:

> I know of at least one application (a JVM) in
> the wild that relies on the current behavior--
> joins are done in one process for sockets in
> another. It isn't necessarily obvious what

That is sick. Relying on operations on one socket affecting a
socket in another processs.
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