Re: [RFC] Replace scatterlist with crypto_frag

[Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>]

On Mon, Jun 06, 2005 at 03:46:53PM -0700, David S. Miller wrote:
> 
> So I guess I'm taking you a step backwards, I want to make
> skb_frag_struct a little bigger :-)  Ie. put the DMA mapping
> cookies into the skb_frag_struct, then a set of accessor
> macros like we have for scatterlist.  Well, in fact, it would
> become a scatterlist and therefore the only thing special
> about dma_map_skb() is that is maps a linear buffer via
> skb->data then the scatterlist in skb_shared_info(skb).

Bigger is better actually :) I'm now thinking of using the
memory occupied by the frags array for IPsec crypto operations.
So if it's bigger then it simply means that we can store more
fragments.

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