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From: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: Bob Copeland <me@bobcopeland.com>,
	"Rafael J. Wysocki" <rjw@sisk.pl>,
	linux-pm@lists.linux-foundation.org,
	"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	ath5k-devel@venema.h4ckr.net, linux-pci@vger.kernel.org
Subject: Re: [ath5k-devel] [linux-pm] PCI hotplug v.s. suspend
Date: Fri, 19 Jun 2009 09:34:20 +0100	[thread overview]
Message-ID: <4A3B4D8C.6010002@tuffmail.co.uk> (raw)
In-Reply-To: <4A3AAF0A.9020707@tuffmail.co.uk>

Alan Jenkins wrote:
> Alan Stern wrote:
>   
>> On Thu, 18 Jun 2009, Alan Jenkins wrote:
>>
>>   
>>     
>>> Unfortunately this makes it worse.  My eeepc-laptop hacks are now in
>>> wireless-testing.  If I apply the above patch to wireless-testing and
>>> "remove" the device while suspended, I get a soft hang on resume. 
>>>     
>>>       
>> Is this different from the behavior without the patch?  (I don't see 
>> how it could be.)
>>   
>>     
>
> Ow.  No, the free_irq patch doesn't cause this bug.  I missed testing
> this case after adding a workaround for an even more obscure issue :-(.
>   

I tried an earlier version without the problem workaround.  Bob's
suggested patch to remove the free_irq() on suspend works fine.  It
fixes the WARNING when the device is removed during suspend, and it
still works if the device is not removed during suspend.

Alan

  reply	other threads:[~2009-06-19  8:34 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-15 10:55 PCI hotplug v.s. suspend Alan Jenkins
2009-06-15 13:58 ` [linux-pm] " Alan Stern
2009-06-15 14:03   ` Alan Jenkins
2009-06-15 14:37     ` Alan Stern
2009-06-15 19:58       ` Rafael J. Wysocki
2009-06-15 20:34         ` Alan Stern
2009-06-15 20:51           ` Rafael J. Wysocki
2009-06-16  1:01         ` [ath5k-devel] " Bob Copeland
2009-06-18 11:51           ` Alan Jenkins
2009-06-18 18:45             ` Alan Stern
2009-06-18 21:18               ` Alan Jenkins
2009-06-19  8:34                 ` Alan Jenkins [this message]
2009-06-19 11:08                   ` Bob Copeland

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