Re: [PATCH] OHCI: Fix machine check in ohci_hub_status_data

On Fri, Jun 08, 2007 at 05:05:41PM -0400, Alan Stern wrote:
> On Fri, 8 Jun 2007, Greg KH wrote:
> 
> > On Fri, Jun 08, 2007 at 10:35:05PM +0200, Johannes Berg wrote:
> > > On Fri, 2007-04-20 at 11:33 -0400, Alan Stern wrote:
> > > > This patch (as901) fixes an oversight in ohci-hcd.  The
> > > > hub_status_data routine must not try to access the controller's
> > > > memory-mapped registers if the controller is in a low-power state;
> > > > such attempts will cause a crash on some architectures (such as PPC).
> > > 
> > > What ever happened to this? It doesn't *seem* to be in the current tree,
> > > or am I missing something?
> > 
> > It's in my tree.  It will be sent to Linus after 2.6.22 is out.  Do you
> > think it needs to go in before 2.6.22 is final?  If so, Alan, do you
> > agree?
> 
> Not only should it go into 2.6.22, it's also a candidate for as many 
> -stable kernels as we care to support.  It should have been present 
> ever since 2.6.15.

Ah, ok, thanks for letting me know, I'll move it up in my queue and add
it to the -stable queues too.

greg k-h

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