Messages in this thread | | | Date | Mon, 1 Dec 2014 11:31:57 +0000 | From | David Vrabel <> | Subject | Re: [PATCH V4 00/10] xen: Switch to virtual mapped linear p2m list |
| |
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.
What are the results of the testing I asked for?
If Konrad or Boris are happy with this series I think it can go into 3.19.
David
| |