Re: [RFC v2 0/2] Early use of boot service memory

Matthew Garrett
2013-11-21T23:37:32Z

On Thu, Nov 21, 2013 at 03:18:41PM -0800, H. Peter Anvin wrote:
> On 11/21/2013 03:07 PM, Matthew Garrett wrote:
> > This is a problem we have to solve, but I don't think this is the right
> > way to solve it. Why do we not just reattempt to perform the allocation
> > immediately after we've freed the boot services regions?
> >
>
> Wouldn't the memory map already have gotten scrambled all to hell by then?

If we couldn't map a 64MB region in low memory earlier then it's likely
to have been because there was a 64MB or greater boot services region.

--
Matthew Garrett | mjg59@srcf.ucam.org