RE: [PATCH RFC V2 35/37] hw/arm: Support hotplug capability check using _OSC method

2023-10-16 Thread Salil Mehta via
.@loongson.cn; lixiang...@loongson.cn > Subject: Re: [PATCH RFC V2 35/37] hw/arm: Support hotplug capability check > using _OSC method > > Hi Salil, > > On 9/26/23 20:36, Salil Mehta wrote: > > Physical CPU hotplug results in (un)setting of ACPI _STA.Present bit. > &g

Re: [PATCH RFC V2 35/37] hw/arm: Support hotplug capability check using _OSC method

2023-09-28 Thread Gavin Shan
Hi Salil, On 9/26/23 20:36, Salil Mehta wrote: Physical CPU hotplug results in (un)setting of ACPI _STA.Present bit. AARCH64 platforms do not support physical CPU hotplug. Virtual CPU hotplug support being implemented toggles ACPI _STA.Enabled Bit to achieve hotplug functionality. This is not sa

[PATCH RFC V2 35/37] hw/arm: Support hotplug capability check using _OSC method

2023-09-26 Thread Salil Mehta via
Physical CPU hotplug results in (un)setting of ACPI _STA.Present bit. AARCH64 platforms do not support physical CPU hotplug. Virtual CPU hotplug support being implemented toggles ACPI _STA.Enabled Bit to achieve hotplug functionality. This is not same as physical CPU hotplug support. In future, if