linux-kernel - Re: [RFC]: Support for zero-copy TCP transmit of user space data

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Message-ID: <20081219180009.GP25779@one.firstfloor.org>
Date:	Fri, 19 Dec 2008 19:00:09 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Vladislav Bolkhovitin <vst@...b.net>
Cc:	Andi Kleen <andi@...stfloor.org>, linux-mm@...ck.org,
	Christoph Hellwig <hch@...radead.org>,
	James Bottomley <James.Bottomley@...senPartnership.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	scst-devel@...ts.sourceforge.net,
	Bart Van Assche <bart.vanassche@...il.com>,
	netdev@...r.kernel.org
Subject: Re: [RFC]: Support for zero-copy TCP transmit of user space data

> Sure, this is why I propose to disable that option by default in 
> distribution kernels, so it would produce no harm.

That would make the option useless for most users. You might as well
not bother merging then.

> first, only then enable that option, then rebuild the kernel. (I'm 
> repeating it to make sure you didn't miss this my point; it was in the 
> part of my original message, which you cut out.)

That was such a ridiculous suggestion, I didn't take it seriously.

Also it should be really not rocket science to use a separate 
table for this.

-Andi

-- 
ak@...ux.intel.com
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