Re: [PATCH 7/10] i386 sg: add support for chaining scatterlists

From: Herbert Xu
Date: Wed May 09 2007 - 06:24:04 EST


On Wed, May 09, 2007 at 03:19:15AM -0700, Andrew Morton wrote:
>
> > BTW, the crypto layer's scatterlist already has a chaining mechanism
> > using the existing structure. The only difference is that the chained
> > pointer is stored inside the 'struct page *' rather than a new pointer.
>
> <greps-and-fails>
>
> Which field in the page is it using?

Sorry, I was a bit unclear. It's simply stored in the page field since
on a length == 0 entry we don't have a page at all.

Cheers,
--
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