[Intel-gfx] [PATCH v2 07/21] crypto: shash, caam: Make use of the new sg_map helper function
Herbert Xu
herbert at gondor.apana.org.au
Fri Apr 28 17:51:47 UTC 2017
On Fri, Apr 28, 2017 at 10:53:45AM -0600, Logan Gunthorpe wrote:
>
>
> On 28/04/17 12:30 AM, Herbert Xu wrote:
> > You are right. Indeed the existing code looks buggy as they
> > don't take sg->offset into account when doing the kmap. Could
> > you send me some patches that fix these problems first so that
> > they can be easily backported?
>
> Ok, I think the only buggy one in crypto is hifn_795x. Shash and caam
> both do have the sg->offset accounted for. I'll send a patch for the
> buggy one shortly.
I think they're all buggy when sg->offset is greater than PAGE_SIZE.
Thanks,
--
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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