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Re: [XEN][PATCH v7 15/19] xen/arm: Implement device tree node removal functionalities
- To: Vikram Garhwal <vikram.garhwal@xxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Fri, 2 Jun 2023 11:31:52 +0200
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- Cc: michal.orzel@xxxxxxx, sstabellini@xxxxxxxxxx, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Fri, 02 Jun 2023 09:32:11 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 02.06.2023 02:48, Vikram Garhwal wrote:
> --- a/xen/include/public/sysctl.h
> +++ b/xen/include/public/sysctl.h
> @@ -1057,6 +1057,25 @@ typedef struct xen_sysctl_cpu_policy
> xen_sysctl_cpu_policy_t;
> DEFINE_XEN_GUEST_HANDLE(xen_sysctl_cpu_policy_t);
> #endif
>
> +#if defined(__arm__) || defined (__aarch64__)
> +/*
> + * XEN_SYSCTL_dt_overlay
> + * Performs addition/removal of device tree nodes under parent node using
> dtbo.
> + * This does in three steps:
> + * - Adds/Removes the nodes from dt_host.
> + * - Adds/Removes IRQ permission for the nodes.
> + * - Adds/Removes MMIO accesses.
> + */
> +struct xen_sysctl_dt_overlay {
> + XEN_GUEST_HANDLE_64(void) overlay_fdt; /* IN: overlay fdt. */
If the comment is correct, then const_void please.
Jan
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