linux-kernel - Re: [REGRESION] Suspend hangs with 3.6-rc1 on Lenovo T60 notebook

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Date:	Fri, 17 Aug 2012 10:22:10 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Hans de Goede <hdegoede@...hat.com>
cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Miklos Szeredi <miklos@...redi.hu>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Tejun Heo <tj@...nel.org>, <linux-kernel@...r.kernel.org>,
	<linux-pm@...r.kernel.org>, David Miller <davem@...emloft.net>
Subject: Re: [REGRESION] Suspend hangs with 3.6-rc1 on Lenovo T60 notebook

On Fri, 17 Aug 2012, Hans de Goede wrote:

> No my patch was a hack to undo the results of the commit causing
> the regression in the IDE case. But Alan's approach clearly is
> much better! Once we are sure drvdata is not used anywhere the
> dev_set_drvdata call could be removed in the place where my
> hack added a second call to it. Note that there are likely
> actual ide drivers using it, without setting it themselves since
> the ide core was setting it. So removing it will require even more
> auditing / checking.

I did search for dev_get_drvdata() calls in drivers/ide; there were no 
other calls that retrieved an ide_drive_t value.  But I didn't check 
anywhere else in the kernel.  In fact, I'm not sure where else to look.

Alan Stern

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