From: Herbert Xu <herbert@gondor.apana.org.au>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: davem@davemloft.net, riel@redhat.com, research@subreption.com,
linux-kernel@vger.kernel.org, pageexec@freemail.hu,
linux-mm@kvack.org, torvalds@osdl.org,
linux-crypto@vger.kernel.org
Subject: Re: [PATCH] Use kzfree in crypto API context initialization and key/iv handling
Date: Mon, 1 Jun 2009 22:33:42 +1000 [thread overview]
Message-ID: <20090601123342.GA13261@gondor.apana.org.au> (raw)
In-Reply-To: <20090601085814.3e010533@lxorguk.ukuu.org.uk>
Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:
>
> Zeroing long term keys makes sense but for the short lifepsan keys used on
> the wire its a bit pointless irrespective of speed (I suspect done
> properly the performance impact would be close to nil anyway)
Sure, though we're not actually arguing whether keys should be
zeroed here, but the metadata, i.e., pointers to keys, buffers,
etc.
Cheers,
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
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next prev parent reply other threads:[~2009-06-01 12:33 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-31 2:57 Larry H.
2009-05-31 6:02 ` David Miller
2009-05-31 14:38 ` Rik van Riel
2009-06-01 4:46 ` David Miller
2009-06-01 4:48 ` Herbert Xu
2009-06-01 7:58 ` Alan Cox
2009-06-01 12:33 ` Herbert Xu [this message]
2009-05-31 14:38 ` Rik van Riel
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