Re: [Bug #13624] usb: wrong autosuspend initialization

list-2tUql6aCh3Vfq8cQ1yknNg
2009-07-27T14:44:33Z

Alan Stern wrote:
> On Sun, 26 Jul 2009, Rafael J. Wysocki wrote:
>
>> This message has been generated automatically as a part of a report
>> of regressions introduced between 2.6.29 and 2.6.30.
>>
>> The following bug entry is on the current list of known regressions
>> introduced between 2.6.29 and 2.6.30. Please verify if it still should
>> be listed and let me know (either way).
>>
>>
>> Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=13624
>> Subject : usb: wrong autosuspend initialization
>> Submitter : <list-2tUql6aCh3Vfq8cQ1yknNg@public.gmane.org>
>> Date : 2009-06-25 18:18 (32 days old)
>
> There's some question as to whether this should be considered a kernel
> bug. The kernel isn't doing anything wrong; the problem is that
> various userspace programs enable autosuspend for devices that can't
> support it properly.
>
> Alan Stern
>

I'm currently working on a patch for laptop_mode. The maintainer tells
me there's work going on in the kernel to blacklist USB devices that
don't implement autosuspend correctly (like mice turning their light
off, etc...). Is that true?