netdev - Re: [PATCH v5 net-next 1/5] net: add napi

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Message-ID: <1369748280.3301.534.camel@edumazet-glaptop>
Date:	Tue, 28 May 2013 06:38:00 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Eliezer Tamir <eliezer.tamir@...ux.intel.com>
Cc:	Dave Miller <davem@...emloft.net>, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org,
	Jesse Brandeburg <jesse.brandeburg@...el.com>,
	Don Skidmore <donald.c.skidmore@...el.com>,
	e1000-devel@...ts.sourceforge.net,
	Willem de Bruijn <willemb@...gle.com>,
	Andi Kleen <andi@...stfloor.org>, HPA <hpa@...or.com>,
	Eilon Greenstien <eilong@...adcom.com>,
	Or Gerlitz <or.gerlitz@...il.com>,
	Alex Rosenbaum <alexr@...lanox.com>,
	Eliezer Tamir <eliezer@...ir.org.il>
Subject: Re: [PATCH v5 net-next 1/5] net: add napi_id and hash

On Tue, 2013-05-28 at 11:03 +0300, Eliezer Tamir wrote:

> With an atomic we don't need the RTNL in any of the napi_id functions.
> One less thing to worry about when we try to remove the RTNL.

OK but we'll need something to protect the lists against concurrent
insert/deletes.

A spinlock or a mutex.



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