linux-kernel - Re: [PATCH] pciehp: Add pciehp

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Date:	Wed, 27 Mar 2013 17:19:05 +0100
From:	Michal Marek <mmarek@...e.cz>
To:	Alex Williamson <alex.williamson@...hat.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>
Cc:	Oliver Neukum <oneukum@...e.de>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Takashi Iwai <tiwai@...e.de>, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pciehp: Add pciehp_surprise module option

On 27.3.2013 17:11, Oliver Neukum wrote:
> On Friday 22 March 2013 10:20:43 Alex Williamson wrote:
> 
>>> (*) It would probably make more sense to have a list of dmi strings,
>>> because it's the PCIe controller that does not set the capability bit
>>> when it should. The device (Realtek card reader in this case) seems to
>>> behave correctly. The machines in question have been laptops or
>>> all-in-one PCs so far, so there should be no problem with dmi matches.
>>
>> Yep, I think that makes sense, leave the global option for debugging but
>> fix individual known broken devices through dmi quirks.  Thanks,
> 
> I checked with Win8 and it does ignore the surprise attribute.

I.e., the device hotplugs / hotremoves even in a pristine Win8 install
that does not include any driver for the device.

Michal
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