Re: [PATCH v1 2/3] KVM: s390: Add capability to support 2G hugepages

From: Steffen Eiden

Date: Mon Jun 08 2026 - 08:56:55 EST


On Wed, Jun 03, 2026 at 05:47:57PM +0200, Claudio Imbrenda wrote:
> Add KVM_CAP_S390_HPAGE_2G to signal to userspace that 2G hugepages may
> be used to back the guest; restrictions apply similar to 1M hugepages.
>
> Enable the (for now still ignored) GMAP_FLAG_ALLOW_HPAGE_2G flag for
> the guest gmap, and propagate / disable it as necessary.
>
> Signed-off-by: Claudio Imbrenda <imbrenda@xxxxxxxxxxxxx>

Reviewed-by: Steffen Eiden <seiden@xxxxxxxxxxxxx>