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Re: [RFC] Replace scatterlist with crypto_frag

To: James Morris <jmorris@xxxxxxxxxx>
Subject: Re: [RFC] Replace scatterlist with crypto_frag
From: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Date: Sat, 4 Jun 2005 15:33:48 +1000
Cc: Jeff Garzik <jgarzik@xxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Linux Crypto Mailing List <linux-crypto@xxxxxxxxxxxxxxx>, netdev@xxxxxxxxxxx
In-reply-to: <Xine.LNX.4.44.0506040122210.11356-100000@thoron.boston.redhat.com>
References: <20050604045119.GA25270@gondor.apana.org.au> <Xine.LNX.4.44.0506040122210.11356-100000@thoron.boston.redhat.com>
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On Sat, Jun 04, 2005 at 01:23:55AM -0400, James Morris wrote:
> On Sat, 4 Jun 2005, Herbert Xu wrote:
> 
> > Thanks James.  What do you think about eating up 32 bytes on the
> > stack in esp_input/esp_output?
> 
> Sounds like a low price to pay, given the general overhead of ipsec.

I agree with you on the stack usage.  BTW, we can now pump 5Gb/s
through the Crypto API using a 1Ghz VIA CPU with the Padlock so
encryption is no longer necessarily the slowest piece along the
pipeline :)

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

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