netdev - Re: SO_REUSEPORT - can it be done in kernel?

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Message-ID: <20110228142539.GA23082@gondor.apana.org.au>
Date:	Mon, 28 Feb 2011 22:25:39 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>, rick.jones2@...com,
	therbert@...gle.com, wsommerfeld@...gle.com,
	daniel.baluta@...il.com, netdev@...r.kernel.org
Subject: Re: SO_REUSEPORT - can it be done in kernel?

On Mon, Feb 28, 2011 at 03:22:06PM +0100, Eric Dumazet wrote:
>
> Not sure how you read this ;)
> 
> I said that before your patches, a sender was consuming lot of time to
> transfert frames from backlog to receive queue right before releasing
> socket lock.
> 
> Now, the receive path doesnt slow down the senders, and vice versa.
> 
> :)

I understood what you wrote :)

I was just referring to an earlier message where Dave talked about
the UDP accounting patch making us having to take the lock on every
packet.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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