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From: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Mika Westerberg <mika.westerberg@linux.intel.com>,
	Matthew Garrett <matthew.garrett@nebula.com>,
	Yinghai Lu <yinghai@kernel.org>, Jiang Liu <liuj97@gmail.com>,
	Toshi Kani <toshi.kani@hp.com>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/2] ACPI / scan: Remove useless #ifndef and simplify container driver
Date: Fri, 8 Feb 2013 12:19:35 +0900	[thread overview]
Message-ID: <51146EC7.5090504@jp.fujitsu.com> (raw)
In-Reply-To: <1468930.acVuhKfKYv@vostro.rjw.lan>

Hi Rafael,

2013/02/08 9:24, Rafael J. Wysocki wrote:
> On Monday, February 04, 2013 12:47:31 AM Rafael J. Wysocki wrote:
>> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>>
>> The only useful thing that the ACPI container driver does is to
>> install system notify handlers for all container and module device
>> objects it finds in the namespace.  The driver structure,
>> acpi_container_driver, and the data structures created by its
>> .add() callback are in fact not used by the driver, so remove
>> them entirely.
>>
>> It also makes a little sense to build that driver as a module,
>> so make it non-modular and add its initialization to the
>> namespace scanning code.
>>
>> In addition to that, make the namespace walk callback used for
>> installing the notify handlers more straightforward.
>
> As pointed out by Toshi Kani, the above changes would make acpi_eject_store()
> fail for containers and it is the only way to eject them currently, so patch
> [2/2] is an improved version of this (with Toshi's changes folded in).
>
> Patch [1/2] is just a cleanup removing a useless #ifndef from acpi_eject_store().

I confimed the patch series works well.

Acked-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Tested-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>

Thanks,
Yasuaki Ishimatsu

>
> Thanks,
> Rafael
>
>



  parent reply	other threads:[~2013-02-08  3:20 UTC|newest]

Thread overview: 71+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-24  0:26 [RFC] ACPI scan handlers Rafael J. Wysocki
2013-01-25 16:52 ` Toshi Kani
2013-01-25 22:11   ` Rafael J. Wysocki
2013-01-25 23:07     ` Toshi Kani
2013-01-26  1:49       ` Rafael J. Wysocki
2013-01-26 14:03         ` Rafael J. Wysocki
2013-01-26 18:42 ` Jiang Liu
2013-01-26 21:46   ` Rafael J. Wysocki
2013-01-28 12:58 ` [PATCH 0/4] " Rafael J. Wysocki
2013-01-28 12:59   ` [PATCH 1/4] ACPI / scan: Introduce struct acpi_scan_handler Rafael J. Wysocki
2013-01-29  2:04     ` Yasuaki Ishimatsu
2013-01-29  2:29       ` Yasuaki Ishimatsu
2013-01-29  2:35     ` Toshi Kani
2013-01-29 11:28       ` Rafael J. Wysocki
2013-01-29 14:50         ` Toshi Kani
2013-01-29 21:32           ` Rafael J. Wysocki
2013-01-29 22:57             ` Toshi Kani
2013-01-29 23:19               ` Rafael J. Wysocki
2013-01-29 23:27                 ` Toshi Kani
2013-01-30 13:18                   ` Rafael J. Wysocki
2013-02-03  0:52                     ` [PATCH] ACPI / scan: Follow priorities of IDs when matching scan handlers Rafael J. Wysocki
2013-02-03  4:54                       ` Yinghai Lu
2013-02-03 13:05                         ` Rafael J. Wysocki
2013-02-05 23:44                       ` Toshi Kani
2013-01-28 13:00   ` [PATCH 2/4] ACPI / PCI: Make PCI root driver use struct acpi_scan_handler Rafael J. Wysocki
2013-01-28 13:00   ` [PATCH 3/4] ACPI / PCI: Make PCI IRQ link " Rafael J. Wysocki
2013-01-28 13:01   ` [PATCH 4/4] ACPI / platform: Use struct acpi_scan_handler for creating devices Rafael J. Wysocki
2013-01-29  2:20     ` Yasuaki Ishimatsu
2013-01-29 11:36       ` Rafael J. Wysocki
2013-01-29 12:30         ` [Update][PATCH " Rafael J. Wysocki
2013-01-29 23:51           ` Yasuaki Ishimatsu
2013-01-29  7:35     ` [PATCH " Mika Westerberg
2013-01-29 12:01       ` Rafael J. Wysocki
2013-01-29  8:05     ` Mika Westerberg
2013-01-29 12:02       ` Rafael J. Wysocki
2013-01-28 21:54   ` [PATCH 0/4] ACPI scan handlers Yinghai Lu
2013-01-29  0:38     ` Rafael J. Wysocki
2013-01-29  2:33   ` Toshi Kani
2013-01-30  1:58   ` Toshi Kani
2013-01-30 13:36     ` Rafael J. Wysocki
2013-02-03 23:45   ` [PATCH 0/2] ACPI scan handler for memory hotplug and container simplification Rafael J. Wysocki
2013-02-03 23:46     ` [PATCH 1/2] ACPI / scan: Make memory hotplug driver use struct acpi_scan_handler Rafael J. Wysocki
2013-02-03 23:47     ` [PATCH 2/2] ACPI / scan: Simplify container driver Rafael J. Wysocki
2013-02-06 22:32       ` Toshi Kani
2013-02-07  0:55         ` Rafael J. Wysocki
2013-02-07  0:51           ` Toshi Kani
2013-02-07  1:32             ` Rafael J. Wysocki
2013-02-07 14:32               ` Toshi Kani
2013-02-07 22:42                 ` Rafael J. Wysocki
2013-02-08  1:05                   ` Toshi Kani
2013-02-08 12:52                     ` Rafael J. Wysocki
2013-02-08 16:24                       ` Toshi Kani
2013-02-07  8:32       ` Yasuaki Ishimatsu
2013-02-07 11:43         ` Rafael J. Wysocki
2013-02-07 14:38           ` Toshi Kani
2013-02-08  0:24       ` [PATCH 0/2] ACPI / scan: Remove useless #ifndef and simplify " Rafael J. Wysocki
2013-02-08  0:25         ` [PATCH 1/2] ACPI / scan: Remove useless #ifndef from acpi_eject_store() Rafael J. Wysocki
2013-02-08  0:27         ` [PATCH 2/2] ACPI / scan: Make container driver use struct acpi_scan_handler Rafael J. Wysocki
2013-02-08  3:32           ` Yinghai Lu
2013-02-08 12:45             ` Rafael J. Wysocki
2013-02-08  3:19         ` Yasuaki Ishimatsu [this message]
2013-02-08 12:46           ` [PATCH 0/2] ACPI / scan: Remove useless #ifndef and simplify container driver Rafael J. Wysocki
2013-02-08 16:57         ` Toshi Kani
2013-02-08 19:59           ` Rafael J. Wysocki
2013-02-08 22:41             ` Rafael J. Wysocki
2013-02-08 23:18               ` [PATCH] ACPI: Drop the container.h header file Rafael J. Wysocki
2013-02-08 23:27                 ` Toshi Kani
2013-02-09 14:26         ` [PATCH 0/2] ACPI / scan: Two fixes for device hot-removal Rafael J. Wysocki
2013-02-09 14:29           ` [PATCH 1/2] ACPI / scan: Make acpi_bus_hot_remove_device() acquire the scan lock Rafael J. Wysocki
2013-02-11 23:42             ` Toshi Kani
2013-02-09 14:31           ` [PATCH 2/2] ACPI / scan: Full transition to D3cold in acpi_device_unregister() Rafael J. Wysocki

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