Xen devel - Sep 2012 - Re: [PATCH] Xen backend support for paged out grant targets V4.

> > So with this patch when I launch an PVHVM guest on Xen 4.1 I get this
> > in the initial domain and the guest is crashed:
> > 
> > [  261.927218] privcmd_fault: vma=ffff88002a31dce8
7f4edc095000-7f4edc195000, pgoff=c8, uv=00007f4edc15d000
> 
> With this patch? Or with the mmapbatch v2? This is a page fault in a
foreign-mapped VMA. Not touched by this grant backend patch we are talking
about.
> 
> Does the hypervisor dump anything to its console?
> 
> At which point during xc_hvm_build do you see this? (or elsewhere in the
toolstack?)
My apologies. It was Oliver''s persistent grant patch that does not like
your patch.