Re: [Xen-devel] [PATCH v3] xen/acpi: upload _PSD info for non Dom0 CPUs too

2018-03-21 Thread Boris Ostrovsky
On 03/15/2018 10:22 AM, Joao Martins wrote: > All uploaded PM data from non-dom0 CPUs takes the info from vCPU 0 and > changing only the acpi_id. For processors which P-state coordination type > is HW_ALL (0xFD) it is OK to upload bogus P-state dependency information > (_PSD), because Xen will

Re: [Xen-devel] [PATCH v3] xen/acpi: upload _PSD info for non Dom0 CPUs too

2018-03-20 Thread Boris Ostrovsky
On 03/20/2018 05:41 AM, Rafael J. Wysocki wrote: > On Fri, Mar 16, 2018 at 2:57 PM, Joao Martins > wrote: >> On 03/15/2018 03:45 PM, Boris Ostrovsky wrote: >>> On 03/15/2018 10:22 AM, Joao Martins wrote: All uploaded PM data from non-dom0 CPUs takes the info from

Re: [Xen-devel] [PATCH v3] xen/acpi: upload _PSD info for non Dom0 CPUs too

2018-03-20 Thread Joao Martins
On 03/20/2018 09:41 AM, Rafael J. Wysocki wrote: > On Fri, Mar 16, 2018 at 2:57 PM, Joao Martins > wrote: >> On 03/15/2018 03:45 PM, Boris Ostrovsky wrote: >>> On 03/15/2018 10:22 AM, Joao Martins wrote: All uploaded PM data from non-dom0 CPUs takes the info from

Re: [Xen-devel] [PATCH v3] xen/acpi: upload _PSD info for non Dom0 CPUs too

2018-03-20 Thread Rafael J. Wysocki
On Fri, Mar 16, 2018 at 2:57 PM, Joao Martins wrote: > On 03/15/2018 03:45 PM, Boris Ostrovsky wrote: >> On 03/15/2018 10:22 AM, Joao Martins wrote: >>> All uploaded PM data from non-dom0 CPUs takes the info from vCPU 0 and >>> changing only the acpi_id. For processors

Re: [Xen-devel] [PATCH v3] xen/acpi: upload _PSD info for non Dom0 CPUs too

2018-03-16 Thread Joao Martins
On 03/15/2018 03:45 PM, Boris Ostrovsky wrote: > On 03/15/2018 10:22 AM, Joao Martins wrote: >> All uploaded PM data from non-dom0 CPUs takes the info from vCPU 0 and >> changing only the acpi_id. For processors which P-state coordination type >> is HW_ALL (0xFD) it is OK to upload bogus P-state

Re: [Xen-devel] [PATCH v3] xen/acpi: upload _PSD info for non Dom0 CPUs too

2018-03-15 Thread Boris Ostrovsky
On 03/15/2018 10:22 AM, Joao Martins wrote: > All uploaded PM data from non-dom0 CPUs takes the info from vCPU 0 and > changing only the acpi_id. For processors which P-state coordination type > is HW_ALL (0xFD) it is OK to upload bogus P-state dependency information > (_PSD), because Xen will

[Xen-devel] [PATCH v3] xen/acpi: upload _PSD info for non Dom0 CPUs too

2018-03-15 Thread Joao Martins
All uploaded PM data from non-dom0 CPUs takes the info from vCPU 0 and changing only the acpi_id. For processors which P-state coordination type is HW_ALL (0xFD) it is OK to upload bogus P-state dependency information (_PSD), because Xen will ignore any cpufreq domains created for past CPUs.