Re: [PATCH] [12/48] Suspend2 2.1.9.8 for 2.6.12: 402-mtrr-remove-sysdev.patch

Nigel Cunningham
2005-07-12T06:32:08Z

Hi.

On Mon, 2005-07-11 at 09:07, Christoph Hellwig wrote:
> So what's this deep magic doing? And why do you add such crude function for
> debug pagealloc builds only?

For debug_pagealloc, the pages we want to save and restore need to be
mapped for the the atomic copy, and unmapped afterwards. This function
achieves that.

Regards,

Nigel
--
Evolution.
Enumerate the requirements.
Consider the interdependencies.
Calculate the probabilities.
Be amazed that people believe it happened.