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Message-ID: <20080313215842.GB15029@kroah.com>
Date: Thu, 13 Mar 2008 14:58:42 -0700
From: Greg KH <greg@...ah.com>
To: Pavel Machek <pavel@....cz>
Cc: kernel list <linux-kernel@...r.kernel.org>,
stern@...land.harvard.edu, linux-usb@...r.kernel.org,
oliver@...kum.name
Subject: Re: 2.6.25 -- long standing bug with usb after resume with 4GB ram
On Thu, Mar 13, 2008 at 12:01:41PM +0100, Pavel Machek wrote:
> Hi!
>
> There are problems with usb after suspend/resume... it works as long
> as memory is limited to 3G -- probably because iommu/agpgart/something
> is not used in such case.
>
> rmmod/insmod of ehci_hcd & ohci_hcd fixes that.
>
> For testing with 2.6.25, you'll need aperture_64.c patch that makes
> iommu as nosave (or it oopses).
Any pointer to where this patch is?
Can it go into 2.6.25?
thanks,
greg k-h
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