Re: Linux 3.0 oopses when pulling a USB CDROM
From: James Bottomley
Date: Sat Jul 02 2011 - 13:09:34 EST
On Sat, 2011-07-02 at 19:05 +0200, Andi Kleen wrote:
> > Which goes from the device unplug to the oops. However, there are puts
> > missing from this; particularly the one where the reference goes to
> > zero.
>
> The count was always one off because it dumps it before the actual
> put.
I know this. What I mean is the last seen put count before the oops is
3 (not 1).
And the transition after unplug goes
13->12->10->8->7->6->5->3
implying we're missing put events.
James
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