Re: [Xen-devel] [PATCH V4 00/10] xen: Switch to virtual mapped linear p2m list

[David Vrabel]

On 28/11/14 10:53, Juergen Gross wrote:
> Paravirtualized kernels running on Xen use a three level tree for
> translation of guest specific physical addresses to machine global
> addresses. This p2m tree is used for construction of page table
> entries, so the p2m tree walk is performance critical.
> 
> By using a linear virtual mapped p2m list accesses to p2m elements
> can be sped up while even simplifying code. To achieve this goal
> some p2m related initializations have to be performed later in the
> boot process, as the final p2m list can be set up only after basic
> memory management functions are available.

Applied to devel/for-linus-3.19.

Thanks.

David
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