Re: [Xen-devel] Re: [PATCH 0 of 3] Patches for PCI passthrough with modified E820 (v3) - resent.

[Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>]

On Tue, 2011-05-10 at 15:53 +0100, Konrad Rzeszutek Wilk wrote:
>  
> > > > > This has been tested with 2.6.18 (RHEL5), 2.6.27(SLES11), 2.6.36, 
> > > > > 2.6.37, 2.6.38,
> > > > > and 2.6.39 kernels. Also tested with PV NetBSD 5.1.
> > 
> > They all saw the full amount of RAM? Since the domain builder does not
> 
> Correct. So if the guest had 6GB passed in, roughly 3GB ended below the
> 4GB mark, and then rest - 3GB got stuck behind the 4GB.

Do you happen to know what caused that to work? I wasn't aware of any
code which moved the p2m around based on e820 in older guests (and I
can't find any right now) and I didn't think the builder itself paid any
attention to the e820 either.

Ian.


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