Re: [Xen-devel] pv_ops dom0 BUG in xen_flush_tlb_others

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

Christophe Saout wrote:
> Hi,
>
> I started compiling a larger package and after I few minute the machine
> locked up with the following BUG.  It's the second time I observe this
> one, so it might be a race condition or something lurking here.
> (possibly not dom0 specific at all)
>
> The BUG() is triggered because the CPU mask is empty.  So maybe it's not
> a xen bug at all, just a weird occurence in the kernel -
> native_flush_tlb_others doesn't have such a check.
>   
Interesting.  I've never seen it trigger, but I think we can easily 
remove the test with no bad effects.
   J

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