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Re: panic: xpq_flush_cache, err -22

On Thu, Aug 02, 2012 at 10:26:44PM +0200, Manuel Bouyer wrote:
> OK, so domUs are not allowed to flush the cache. Now we need to find what
> causes this cross-call.
> Watching what calls xc_lowpri() could help, but I'm not sure it's
> called with xpq_flush_cache() directly. There may be an intermediate function
> with a tail-call to xpq_flush_cache ...

I found what changed since my previous successful usage of puffs on this
VM: modular kernel. Reverting to a monolithic kernel works around the
problem. I am not sure I ever ran puffs as a module on i386, therefore
it may be not a regression.

Emmanuel Dreyfus

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