lkml.org 
[lkml]   [2008]   [Aug]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH]Fix broken VMI in 2.6.27-rc..
Zachary Amsden wrote:
>
> Using my interplanetary ideas, linking the fixmap at runtime would allow
> optimal placement of the fixmap, any hypervisor areas, vmalloc, and
> pkmap space. That might allow one to increase the amount of lowmem
> available for direct mapping depending on some platform variables such
> as hypervisor reserved space, physical memory size, APIC present.. those
> aren't known until boot time. Actually, NCPUs is a good one, since we
> require atomic kmap space dependent on NCPUs, which could be given back
> to linear memory map.
>
> That might actually be more worthwhile than link time fixed addresses.
>

Yeah, but that's a huge project.

-hpa


\
 
 \ /
  Last update: 2008-08-08 03:25    [W:0.083 / U:0.612 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site