Re: [Xen-devel] Re: Xen paravirt frontend block hang

[Christopher S. Aker]

Jeremy Fitzhardinge wrote:
> Christopher S. Aker wrote:
> > Jeremy Fitzhardinge wrote:
> > > Are you running an SMP or UP domain?  I found I could get hangs very 
> > > easily with UP (but I need confirm it isn't a result of some other 
> > > very experimental patches).
> >
> > The hang occurs with both SMP and UP compiled pv_ops kernels.  SMP 
> > kernels are still slightly responsive after the hang occurs, which 
> > makes me think only one proc gets stuck at a time, not the entire kernel. 
>
> The patch I posted yesterday - "xen: fix RMW when unmasking events" - 
> should definitively fix the hanging-under-load bugs (I hope). 

Confirmed-by: caker@xxxxxxxxxxxx

Nice work!

-Chris

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