Re: port-xen/57121: Pure NetBSD PVH guests do not appear to be able to use more than 4GB of memory

[Brad Spencer <brad%anduin.eldar.org@localhost>]

Manuel Bouyer <bouyer%antioche.eu.org@localhost> writes:

> [1:text/plain Hide]
>
> On Mon, Dec 19, 2022 at 03:20:00PM +0000, brad%anduin.eldar.org@localhost wrote:
>> With a pure PVH 64bit NetBSD guest using the GENERIC kernel, the guest
>> does not appear to be able to use more than 4GB of memory.  That is,
>> no matter how much memory you give the guest the guest caps it at 4GB.
>> This does not happen with ArchLinux guests on the same DOM0.  The same
>> guest configured as a PV system with pvshim sees all of the memory.
>
> Hello
> I just commited the attached patch to HEAD; it should apply cleanly to
> netbsd-10 too. Can you test ?
> I can't test with much more than 4GB on my devel box (not enough RAM) ...


Yes, no problem in testing this.  I should have the results sometime
today.  Thanks...




-- 
Brad Spencer - brad%anduin.eldar.org@localhost - KC8VKS - http://anduin.eldar.org