Hi Joel

On 12/12/09, Joel Fernandes <[email protected]> wrote:
> Thanks for your response, but I'm sorry the book does not answer the
> question..
>
> What I'm talking about is,
> I'm was under the impression that the kernel stack was just like any
> other memory allocated internally in kernel space, and that it was
> virtual and had to go through the Paging unit to translate to a
> physical address?

My best guess is that it is done to tackle situation where there are
memory operation that doesn't involve MMU such as DMA from/to kernel
stack to/from certain device.

Make sense?

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com

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