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Re: [Xen-devel] xm dmesg output

from [Adam Heath]

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Subject:	Re: [Xen-devel] xm dmesg output
From:	Adam Heath <doogie@xxxxxxxxxxxxx>
Date:	Thu, 1 Dec 2005 12:37:55 -0600 (CST)
Cc:	xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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On Thu, 1 Dec 2005, David F Barrera wrote:

> On Wed, 2005-11-30 at 11:39 +0000, Keir Fraser wrote:
> > On 29 Nov 2005, at 22:15, David F Barrera wrote:
> >
> > >> Someone redirected serial input to Xen (CTRL-a three times) and then
> > >> pressed 'r' over the serial line to dump scheduler information. That
> > >> is the only way that info can get printed.
> > >
> > > The interesting thing is that no one is doing anything to the serial
> > > input! This is happening 'spontaneously' in my setup.  Sounds like a
> > > bug?
> >
> > Yes, if that really is the case. It looks impossible though. That
> > diagnostic output is only triggered from handle_keypress(), which is
> > only called from serial_rx(), which is only called from the low-level
> > serial driver.
> >
> Well, it is the case. There hasn't been anything done on the serial
> console to cause it; it is happening 'spontaneously'.

Noise on the serial line?

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