All of lore.kernel.org
 help / color / mirror / Atom feed
From: Sudeep Holla <sudeep.holla@arm.com>
To: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
	"hanjun.guo@linaro.org" <hanjun.guo@linaro.org>
Cc: Sudeep Holla <sudeep.holla@arm.com>,
	"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"ahs3@redhat.com" <ahs3@redhat.com>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>
Subject: Re: [PATCH RFC 1/5] ACPI / containers : add support for ACPI0010 processor container
Date: Fri, 08 May 2015 16:32:33 +0100	[thread overview]
Message-ID: <554CD711.3090903@arm.com> (raw)
In-Reply-To: <2334052.J3vzukF2MM@vostro.rjw.lan>



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

  reply	other threads:[~2015-05-08 15:32 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-06 14:31 [PATCH RFC 0/5] ACPI / core : few cleanups and updates for LPI Sudeep Holla
2015-05-06 14:31 ` [PATCH RFC 1/5] ACPI / containers : add support for ACPI0010 processor container Sudeep Holla
2015-05-08  8:50   ` Hanjun Guo
2015-05-08 14:06     ` Rafael J. Wysocki
2015-05-08 14:06       ` Rafael J. Wysocki
2015-05-08 15:32       ` Sudeep Holla [this message]
2015-05-08 20:33         ` Rafael J. Wysocki
2015-05-06 14:31 ` [PATCH RFC 2/5] ACPI / processor: always compile perflib if CONFIG_ACPI_PROCESSOR Sudeep Holla
2015-05-06 18:36   ` Ashwin Chaugule
2015-05-08  8:52     ` Hanjun Guo
2015-05-08 10:06       ` Sudeep Holla
2015-05-08 10:06         ` Sudeep Holla
2015-05-06 14:31 ` [PATCH RFC 3/5] ACPI / sleep: move acpi_processor_sleep to sleep.c Sudeep Holla
2015-05-06 14:31 ` [PATCH RFC 4/5] ACPI / processor_idle: replace PREFIX with pr_fmt Sudeep Holla
2015-05-06 14:31 ` [PATCH RFC 5/5] ACPI / processor_idle : introduce ARCH_SUPPORTS_ACPI_PROCESSOR_CSTATE Sudeep Holla

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=554CD711.3090903@arm.com \
    --to=sudeep.holla@arm.com \
    --cc=Lorenzo.Pieralisi@arm.com \
    --cc=ahs3@redhat.com \
    --cc=hanjun.guo@linaro.org \
    --cc=linux-acpi@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pm@vger.kernel.org \
    --cc=rjw@rjwysocki.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.