netdev - Re: [PATCH v6] net: batch skb dequeueing from softnet input_pkt

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Message-ID: <20100502212550.GA2673@gargoyle.fritz.box>
Date:	Sun, 2 May 2010 23:25:50 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>, hadi@...erus.ca,
	xiaosuo@...il.com, therbert@...gle.com, shemminger@...tta.com,
	netdev@...r.kernel.org, lenb@...nel.org, arjan@...radead.org
Subject: Re: [PATCH v6] net: batch skb dequeueing from softnet
	input_pkt_queue

> You mean we can wakeup a thread with something else than an IPI ?

It's pointless to send an IPI to your thread sibling for this. 
Everything it could do you can do yourself too with the same performance.

-Andi
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