Messages in this thread | | | Date | Tue, 3 Mar 2009 11:02:20 +0800 | From | Herbert Xu <> | Subject | Re: [PATCH] ixp4xx_crypto panic with fragmented packets in scatterlist |
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On Thu, Feb 26, 2009 at 11:20:26PM +0000, Russell King - ARM Linux wrote: > > I don't think you can use chained scatterlists unless the architecture > supports it. It's not a case that you have to flatten the chaining > before passing it over to the arch - it seems you're not allowed to > create a chained scatterlist in the first place: > > static inline void sg_chain(struct scatterlist *prv, unsigned int prv_nents, > struct scatterlist *sgl) > { > #ifndef ARCH_HAS_SG_CHAIN > BUG(); > #endif
That's why we don't use sg_chain. The chaining is completely internal to the crypto API (or at least it's supposed to be).
Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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