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Date: Thu, 5 Dec 2002 17:09:27 +0000
From: =?iso-8859-1?Q?Colm_MacC=E1rthaigh?= <colmmacc@Redbrick.DCU.IE>
To: dev@httpd.apache.org, dev@apr.apache.org
Subject: Re: Linux + TCP_CORK + IPv6 = Broken [PATCH]
Message-ID: <20021205170927.A26122@prodigy.Redbrick.DCU.IE>
References: <20021204123039.A14108@prodigy.Redbrick.DCU.IE>
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 <20021205105453.A27661@prodigy.Redbrick.DCU.IE>
 <20021205113029.GA4776@redhat.com>
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In-Reply-To: <20021205161753.GI4906@redhat.com>;
 from jorton@redhat.com on Thu, Dec 05, 2002 at 04:17:53PM +0000

On Thu, Dec 05, 2002 at 04:17:53PM +0000, Joe Orton wrote:
> To summarize some off-list dicussion - the kernel guys have said that
> using sendfile on IPv6 sockets may trigger bugs in cards which do
> hardware TCP checksumming for card/driver/OS combinations which support
> that. (since the cards have to know about IPv6, and that probably
> doesn't get tested much).

Cool :-) Just to point out, IPv6 + sendfile() works fine , IPv6 +
sendfile() + TCP_CORK = badness. For me anyway :-)

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