Re: [PATCH 01/04] Adding cipher mode context information to crypto_tfm

From: James Morris
Date: Tue Feb 08 2005 - 19:11:50 EST


On Wed, 9 Feb 2005, Fruhwirth Clemens wrote:

> > You can't call kmap() in softirq context (why was it even trying?):
>
> Why not? What's the alternative, then?

It can sleep in map_new_virtual().

The alternative is to use atomic kmaps. For this code, unless you can
point to something concrete in the existing kernel which would benefit
from passing an arbitrary number of scatterlists in, just code for the
case of processing two at once (input & output).


- James
--
James Morris
<jmorris@xxxxxxxxxx>


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