Re: [Xen-devel] [PATCH] xen: adjust early dom0 p2m handling to xen hypervisor behavior

2017-05-10 Thread Juergen Gross
On 10/05/17 15:45, Boris Ostrovsky wrote: > On 05/10/2017 12:08 AM, Juergen Gross wrote: >> When booted as pv-guest the p2m list presented by the Xen is already >> mapped to virtual addresses. In dom0 case the hypervisor might make use >> of 2M- or 1G-pages for this mapping. Unfortunately while bei

Re: [Xen-devel] [PATCH] xen: adjust early dom0 p2m handling to xen hypervisor behavior

2017-05-10 Thread Boris Ostrovsky
On 05/10/2017 12:08 AM, Juergen Gross wrote: > When booted as pv-guest the p2m list presented by the Xen is already > mapped to virtual addresses. In dom0 case the hypervisor might make use > of 2M- or 1G-pages for this mapping. Unfortunately while being properly > aligned in virtual and machine ad

Re: [Xen-devel] [PATCH] xen: adjust early dom0 p2m handling to xen hypervisor behavior

2017-05-10 Thread Juergen Gross
On 10/05/17 10:02, Jan Beulich wrote: On 10.05.17 at 06:08, wrote: >> When booted as pv-guest the p2m list presented by the Xen is already >> mapped to virtual addresses. In dom0 case the hypervisor might make use >> of 2M- or 1G-pages for this mapping. Unfortunately while being properly >> a

Re: [Xen-devel] [PATCH] xen: adjust early dom0 p2m handling to xen hypervisor behavior

2017-05-10 Thread Jan Beulich
>>> On 10.05.17 at 06:08, wrote: > When booted as pv-guest the p2m list presented by the Xen is already > mapped to virtual addresses. In dom0 case the hypervisor might make use > of 2M- or 1G-pages for this mapping. Unfortunately while being properly > aligned in virtual and machine address space

[Xen-devel] [PATCH] xen: adjust early dom0 p2m handling to xen hypervisor behavior

2017-05-09 Thread Juergen Gross
When booted as pv-guest the p2m list presented by the Xen is already mapped to virtual addresses. In dom0 case the hypervisor might make use of 2M- or 1G-pages for this mapping. Unfortunately while being properly aligned in virtual and machine address space, those pages might not be aligned properl