Re: [Xen-devel] Questions about GPLPV stability tests

[Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx>]

> > Does this feel like blktap issues? Or is it more likely that something
> > else happened which causes blktap and the other things to fail?
> 
> It looks like the interrupts stopped. Perhaps you can run the C code
> (attached) on the serial console and see _what_ (or perhaps _when_)
> the interrupts stops (and also verify that the timeouts and 'frozen'
> happen due to no interrupts being received).

The C code is http://darnok.org/xen/read_interrupts.c

> 
> There are a couple of bugs that were discovered in the interrupt code
> (that had been there since 2.6.27!) that went to the stable tree - so
> they should been backported to 2.6.32.x tree - but I honestly don't
> recall the names. I can look them up tomorrow.

xen: x86_32: do not enable iterrupts when returning from exception in
interrupt context (git commit d198d499148a0c64a41b3aba9e7dd43772832b91)


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