From: Tang Chen <tangchen@cn.fujitsu.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: jiang.liu@huawei.com, bhelgaas@google.com, lenb@kernel.org,
izumi.taku@jp.fujitsu.com, isimatu.yasuaki@jp.fujitsu.com,
linux-acpi@vger.kernel.org, linux-pci@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] Update acpi_root_bridge_list in container hotplug path.
Date: Wed, 17 Oct 2012 15:42:31 +0800 [thread overview]
Message-ID: <507E6167.6060506@cn.fujitsu.com> (raw)
In-Reply-To: <507E60C2.6010104@cn.fujitsu.com>
On 10/17/2012 03:39 PM, Tang Chen wrote:
> On 10/17/2012 01:18 PM, Yinghai Lu wrote:
>>
>> no, we don't need that.
>>
>> after closely looking, it seems we can dump acpi_root_bridge.
>>
>> please check if attached patch could work with container path.
>
> Hi Yinghai,
>
> Your patch seems working well.
>
> BTW, I actually found that the two lists, acpi_root_bridge and
> acpi_pci_roots in drivers/acpi/pci_root.c were similar, except
> your acpi_root_bridge included PNP0A08.
>
> In the beginning, I thought you would use it in some other situations,
> and now it is clear that it can be removed.
> Thanks. :)
>
> And also, I have another 2 questions, maybe you can help me.
> 1) Do we need to put PNP0A08 into acpi_pci_roots ?
> 2) In container_notify_cb(), when it got a ACPI_NOTIFY_EJECT_REQUEST
> event, it doesn't do the hot-remove things.
> I use your sci emulator patch to test it. I did the following thing:
> echo echo "\_SB_.LSB1" > /sys/kernel/debug/acpi/sci_notify
==> echo "\_SB_.LSB1 3" > /sys/kernel/debug/acpi/sci_notify
> where \_SB_.LSB1 is a container, it just did nothing.
> Do we need to support this operation ?
>
> Thanks. :)
>
>>
>> Thanks
>>
>> Yinghai
>
> --
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next prev parent reply other threads:[~2012-10-17 7:43 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-17 3:25 [PATCH 1/1] Update acpi_root_bridge_list in container hotplug path Tang Chen
2012-10-17 5:18 ` Yinghai Lu
2012-10-17 7:39 ` Tang Chen
2012-10-17 7:42 ` Tang Chen [this message]
2012-10-17 16:28 ` Yinghai Lu
2012-10-18 1:00 ` Tang Chen
2012-10-19 8:49 ` Tang Chen
2012-10-19 20:36 ` Yinghai Lu
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