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Re: [PATCH v2 26/26] xen/domctl: wrap common/domctl.c with CONFIG_MGMT_HYPERCALLS
- To: Stefano Stabellini <sstabellini@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Wed, 10 Sep 2025 15:43:40 +0200
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- Cc: ray.huang@xxxxxxx, 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>, xen-devel@xxxxxxxxxxxxxxxxxxxx, Penny Zheng <Penny.Zheng@xxxxxxx>
- Delivery-date: Wed, 10 Sep 2025 13:43:56 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 10.09.2025 09:38, Penny Zheng wrote:
> Wrap domctl hypercall def and domctl.o with CONFIG_MGMT_HYPERCALLS,
> and remove all #ifdef CONFIG_MGMT_HYPERCALLS wrappings in common/domctl.c
> With MGMT_HYPERCALLS=n, we need to provide stub for
> domctl_lock_{acquire,release}(), as it may be invoked by hvm_set_param().
>
> Signed-off-by: Penny Zheng <Penny.Zheng@xxxxxxx>
> ---
> v1 -> v2:
> - remove stub in common/domctl.c
> - combine the original commit of "xen/domctl: provide stub for
> domctl_lock_{acquire,release}"
> - adapt to changes of "unify DOMCTL to MGMT_HYPERCALLS"
> ---
> xen/common/Kconfig | 2 +-
> xen/common/Makefile | 2 +-
> xen/common/domctl.c | 24 ------------------------
> xen/include/hypercall-defs.c | 4 +++-
> xen/include/xen/domain.h | 9 +++++++++
> 5 files changed, 14 insertions(+), 27 deletions(-)
Please see all the removals of #ifdef-s below for why I was arguing towards
the Kconfig control wanting to (re)gain its prompt last. These #ifdef-s will
have been added by earlier patches in the series (which I didn't look at
yet), and that kind of churn could have been avoided.
Jan
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