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Date:      Tue, 23 Oct 2012 18:38:16 +0200
From:      Andre Oppermann <andre@freebsd.org>
To:        Bryan Drewery <bdrewery@FreeBSD.org>
Cc:        svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org
Subject:   Re: svn commit: r241931 - in head/sys: conf kern
Message-ID:  <5086C7F8.5070104@freebsd.org>
In-Reply-To: <5086B613.4060804@FreeBSD.org>
References:  <201210231419.q9NEJjYH082863@svn.freebsd.org> <20121023144211.GX70741@FreeBSD.org> <5086B24C.9000606@freebsd.org> <5086B613.4060804@FreeBSD.org>

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On 23.10.2012 17:21, Bryan Drewery wrote:
> On 10/23/2012 10:05 AM, Andre Oppermann wrote:
>> There shouldn't be any users.  Zero copy send is broken and
>> responsible for random kernel crashes.  Zero copy receive isn't
>> supported by any modern driver.  Both are useless to dangerous.
>
> I enabled this a few weeks ago, not knowing it was useless/dangerous.
>
> Perhaps an entry in UPDATING to note that this has been renamed and that
> it may not actually be useful?

Good idea.  Will do.

> Also, zero_copy(9) needs updating, as it references ZERO_COPY_SOCKETS.

Already done in r241932.

-- 
Andre





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