Re: [PATCH 0/2] xen: Switch to virtual mapped linear p2m list

2014-10-27 Thread Juergen Gross
On 10/27/2014 04:16 PM, David Vrabel wrote: On 27/10/14 14:52, 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

Re: [PATCH 0/2] xen: Switch to virtual mapped linear p2m list

2014-10-27 Thread David Vrabel
On 27/10/14 14:52, 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

Re: [PATCH 0/2] xen: Switch to virtual mapped linear p2m list

2014-10-27 Thread David Vrabel
On 27/10/14 14:52, 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.

Re: [PATCH 0/2] xen: Switch to virtual mapped linear p2m list

2014-10-27 Thread Juergen Gross
On 10/27/2014 04:16 PM, David Vrabel wrote: On 27/10/14 14:52, 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