Re: [Xen-devel] RT Xen on ARM - R-Car series

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

+Juergen

On Fri, 1 Feb 2019, Julien Grall wrote:
> Hi Andrii,
> 
> On 2/1/19 10:35 AM, Andrii Anisov wrote:
> > 
> > 
> > On 01.02.19 12:16, Julien Grall wrote:
> > > The thing is the presence of the printk is not the real problem.
> > It is the problem when the intention is to play in a sandbox with different
> > things.
> 
> I don't consider polluting your log a real problem. It is just an annoyance
> that could be fixed by using "ack -v"
> 
> > 
> > > It only tells you the mapping is inexistent. The problem is if in debug
> > > build you don't see at all this message (assuming you have kpti enabled).
> > > This would mean you would overwrite a random page.
> > I already have that understanding ;) But curious if XEN 4.12 is going to be
> > released with such the issue remains?
> 
> I don't consider it as a critical issue because of the type of guest we
> currently support, so it is not in my queue for Xen 4.12 fixes.
> 
> Feel free to suggest it as a blocker if you think it is.
> 
> Cheers,
> 
> -- 
> Julien Grall
> 

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