linux-kernel - Re: [PATCH] Use kzfree in crypto API context initialization and key/iv handling

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Message-ID: <20090601044837.GA9220@gondor.apana.org.au>
Date:	Mon, 1 Jun 2009 14:48:37 +1000
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	David Miller <davem@...emloft.net>
Cc:	riel@...hat.com, research@...reption.com,
	linux-kernel@...r.kernel.org, pageexec@...email.hu,
	linux-mm@...ck.org, torvalds@...l.org, alan@...rguk.ukuu.org.uk,
	linux-crypto@...r.kernel.org
Subject: Re: [PATCH] Use kzfree in crypto API context initialization and
	key/iv handling

On Sun, May 31, 2009 at 09:46:23PM -0700, David Miller wrote:
> 
> I don't even want to think about what this does to IPSEC rule creation
> rates, that that matters heavily for cell phone networks where
> hundreds of thousands of nodes come in and out of the server and each
> such entry requires creating 4 IPSEC rules.

I completely agree.  The zeroing of metadata is gratuitous.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
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