Subject: Re: [PATCH] Xen backend support for paged out grant targets V4.

From: Konrad Rzeszutek Wilk <[email-masked]>
Date: Fri, 21 Sep 2012 16:45:21 -0400

> > 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.