On Ut, 2007-03-13 at 11:32 -0400, Alan Stern wrote:
> On Tue, 13 Mar 2007, Greg KH wrote:
>
> > On Tue, Mar 13, 2007 at 11:10:52AM -0400, Alan Stern wrote:
> > > This patch (as865) fixes a race in the HCD removal code discovered by
> > > Milan Plzik. Arrival of an interrupt after the root hub was
> > > unregistered could cause the root-hub status timer to start up, even
> > > after it was supposed to have been shut down. The problem is fixed by
> > > moving the del_timer_sync() call to after the HCD's stop() method, at
> > > which time IRQ generation should be disabled.
> > >
> > > Signed-off-by: Alan Stern <[EMAIL PROTECTED]>
> >
> > Should this be in 2.6.21 or can it wait until 2.6.22?
>
> It can wait, as far as I am concerned. Probably the only system affected
> by the race is the one Milan has. :-)
In handhelds.org tree there is a workaround for this issue, and in
fact, this is probably the only tree used to build kernel for this
device, so it's OK. The only thing which partially matters it when the
workaround can be dropped. :) In any case, this concerning that all
other platforms work correctly without this patch, it does not classify
as a high priority one.
>
> Alan Stern
>
Milan Plzik
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