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Re: [PATCH v3 07/28] xen/domctl: make MGMT_HYPERCALLS transiently def_bool
- To: Penny Zheng <Penny.Zheng@xxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Wed, 29 Oct 2025 15:37:05 +0100
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- Cc: ray.huang@xxxxxxx, oleksii.kurochko@xxxxxxxxx, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Julien Grall <julien@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Wed, 29 Oct 2025 14:37:24 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 13.10.2025 12:15, Penny Zheng wrote:
> In order to asist in reviewing/developing disabling domctl-op patch serie,
> we will transiently make MGMT_HYPERCALLS def_bool. And it will become
> optional at the last of domctl-op patch serie, where common/domctl.o's
> building as a whole becomes dependent upon that setting.
>
> Signed-off-by: Penny Zheng <Penny.Zheng@xxxxxxx>
While in principle this is what I have been asking for, I don't think it can
sensibly be ack-ed before being re-based onto current staging, where ...
> --- a/xen/common/Kconfig
> +++ b/xen/common/Kconfig
> @@ -649,8 +649,7 @@ config SYSTEM_SUSPEND
> If unsure, say N.
>
> config MGMT_HYPERCALLS
> - bool "Enable privileged hypercalls for system management"
> - default y
> + def_bool y
> help
> This option shall only be disabled on some dom0less systems, or
> PV shim on x86, to reduce Xen footprint via managing unnessary
... a "depends on" has (re)appeared.
Jan
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