Re: [Xen-devel] [Patch V3 14/15] xen: allow more than 512 GB of RAM for 64 bit pv-domains

2015-06-07 Thread Juergen Gross
On 05/27/2015 07:05 PM, David Vrabel wrote: On 27/05/15 17:25, David Vrabel wrote: On 20/04/15 06:23, Juergen Gross wrote: 64 bit pv-domains under Xen are limited to 512 GB of RAM today. The main reason has been the 3 level p2m tree, which was replaced by the virtual mapped linear p2m list.

Re: [Xen-devel] [Patch V3 14/15] xen: allow more than 512 GB of RAM for 64 bit pv-domains

2015-06-07 Thread Juergen Gross
On 05/27/2015 07:05 PM, David Vrabel wrote: On 27/05/15 17:25, David Vrabel wrote: On 20/04/15 06:23, Juergen Gross wrote: 64 bit pv-domains under Xen are limited to 512 GB of RAM today. The main reason has been the 3 level p2m tree, which was replaced by the virtual mapped linear p2m list.

Re: [Xen-devel] [Patch V3 14/15] xen: allow more than 512 GB of RAM for 64 bit pv-domains

2015-05-27 Thread David Vrabel
On 27/05/15 17:25, David Vrabel wrote: > On 20/04/15 06:23, Juergen Gross wrote: >> 64 bit pv-domains under Xen are limited to 512 GB of RAM today. The >> main reason has been the 3 level p2m tree, which was replaced by the >> virtual mapped linear p2m list. Parallel to the p2m list which is >>

Re: [Xen-devel] [Patch V3 14/15] xen: allow more than 512 GB of RAM for 64 bit pv-domains

2015-05-27 Thread David Vrabel
On 20/04/15 06:23, Juergen Gross wrote: > 64 bit pv-domains under Xen are limited to 512 GB of RAM today. The > main reason has been the 3 level p2m tree, which was replaced by the > virtual mapped linear p2m list. Parallel to the p2m list which is > being used by the kernel itself there is a 3

Re: [Xen-devel] [Patch V3 14/15] xen: allow more than 512 GB of RAM for 64 bit pv-domains

2015-05-27 Thread David Vrabel
On 20/04/15 06:23, Juergen Gross wrote: 64 bit pv-domains under Xen are limited to 512 GB of RAM today. The main reason has been the 3 level p2m tree, which was replaced by the virtual mapped linear p2m list. Parallel to the p2m list which is being used by the kernel itself there is a 3 level

Re: [Xen-devel] [Patch V3 14/15] xen: allow more than 512 GB of RAM for 64 bit pv-domains

2015-05-27 Thread David Vrabel
On 27/05/15 17:25, David Vrabel wrote: On 20/04/15 06:23, Juergen Gross wrote: 64 bit pv-domains under Xen are limited to 512 GB of RAM today. The main reason has been the 3 level p2m tree, which was replaced by the virtual mapped linear p2m list. Parallel to the p2m list which is being used