Re: [Xen-devel] xen printk?

["Aaron J. Marks" <ajmarks@xxxxxxxxxxxxxx>]

On Tue, 18 Oct 2005, Mark Williamson wrote:

> > i'm in the process of adding my own hypercall, but having a slow time at
> > it because i can't see the output of printk's in my fcns. in other
> > instances, i've been about to see the printk output in the xen dmesg
> > buffer (ie, 'xm dmesg'). should i be using the serial console to view
> > messages?
>
> It should be in xm dmesg if it's getting printed from within Xen.  The only
> exception would be if the Xen dmesg buffer gets full up, at which point data
> can be dropped.

so the buffer is not circular? is there a way to clear it?

>
> Cheers,
> Mark
>
> > thanks,
> > -A.
> >
> > --
> > Aaron Marks
> > Distributed Systems Lab
> > University of Pennsylvania
> > www.cis.upenn.edu/~ajmarks
> >
> > "Strange women lying in ponds distributing swords is no basis
> >  for a system of government."
> >
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-devel
>

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