lkml.org 
[lkml]   [2005]   [Aug]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] abstract out bits of ldt.c
* Zachary Amsden (zach@vmware.com) wrote:
> Doesn't that require 16 pages per CPU? That seems excessive to impose
> on a native build. Perhaps we could get away with 1 page per CPU for
> the GDT on native boots and bump that up to 16 if compiling for a
> virtualized sub-architecture - i.e. move GDT to a page aligned struct
> for native (doesn't cost too much), and give it MACH_GDT_PAGES of space
> which is defined by the sub-architecture.

For Xen, the gdt is one page per cpu (so it's not one page per table
entry).

thanks,
-chris
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-08-08 03:38    [W:0.036 / U:1.204 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site