Messages in this thread | | | Date | Fri, 08 May 2015 16:32:33 +0100 | From | Sudeep Holla <> | Subject | Re: [PATCH RFC 1/5] ACPI / containers : add support for ACPI0010 processor container |
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On 08/05/15 15:06, Rafael J. Wysocki wrote: > On Friday, May 08, 2015 04:50:10 PM Hanjun Guo wrote: >> Hi Sudeep, >> >> On 2015年05月06日 22:31, Sudeep Holla wrote: >>> ACPI 6.0 adds support for optional processor container device which may >>> contain child objects that are either processor devices or other processor >>> containers. This allows representing hierarchical processor topologies. >>> >>> It is declared using the _HID of ACPI0010. It may also have _CID of >>> PNP0A05, which represents a generic container device. >> >> Container device helps support hotplug of nodes, CPUs, and memory, >> does this container device ACPI0010 used for the same purpose? > > That's correct and the patch isn't. >
Thanks Rafael for the clarification.
Just curious if the firmware adds _CID of PNP0A05 to support OS that don't parse processor containers, will the current code not create containers using _CID ?
Regards, Sudeep
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