netdev - Re: [PATCH] mac80211: port CCMP to cryptoapi's CCM driver

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Message-ID: <1381239951.13359.13.camel@jlt4.sipsolutions.net>
Date:	Tue, 08 Oct 2013 15:45:51 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Ard Biesheuvel <ard.biesheuvel@...aro.org>
Cc:	David Laight <David.Laight@...LAB.COM>,
	"<linux-wireless@...r.kernel.org>" <linux-wireless@...r.kernel.org>,
	"<netdev@...r.kernel.org>" <netdev@...r.kernel.org>,
	"<patches@...aro.org>" <patches@...aro.org>,
	"<linville@...driver.com>" <linville@...driver.com>
Subject: Re: [PATCH] mac80211: port CCMP to cryptoapi's CCM driver

On Tue, 2013-10-08 at 15:45 +0200, Johannes Berg wrote:
> On Tue, 2013-10-08 at 15:41 +0200, Ard Biesheuvel wrote:
> 
> > Actually, as the size is always the same, it should be feasible to
> > alloc a couple of request structs at init time. would one for rx and
> > one for tx be sufficient? or is this code more reentrant than that?
> 
> TX can run concurrently on multiple (four) queues using the same key.

And maybe even more with injection ... I wouldn't go there.

johannes

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