Re: [PATCH] abstract out bits of ldt.c

* Zachary Amsden ([email protected]) 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
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References:
- [PATCH] abstract out bits of ldt.c
  - From: "Martin J. Bligh" <[email protected]>
- Re: [PATCH] abstract out bits of ldt.c
  - From: Chris Wright <[email protected]>
- Re: [PATCH] abstract out bits of ldt.c
  - From: "Martin J. Bligh" <[email protected]>
- Re: [PATCH] abstract out bits of ldt.c
  - From: Andrew Morton <[email protected]>
- Re: [PATCH] abstract out bits of ldt.c
  - From: Chris Wright <[email protected]>
- Re: [PATCH] abstract out bits of ldt.c
  - From: Zachary Amsden <[email protected]>
- Re: [PATCH] abstract out bits of ldt.c
  - From: Chris Wright <[email protected]>
- Re: [PATCH] abstract out bits of ldt.c
  - From: Zachary Amsden <[email protected]>

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