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Re: [PATCH v7 08/19] xen/dom0less: abstract Arm-specific p2m type name for device MMIO mappings
- To: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: "Orzel, Michal" <michal.orzel@xxxxxxx>
- Date: Thu, 18 Dec 2025 13:49:39 +0100
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- Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>
- Delivery-date: Thu, 18 Dec 2025 12:49:57 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 16/12/2025 17:55, Oleksii Kurochko wrote:
> Introduce arch_dt_passthrough_p2m_type() and use it instead of
> `p2m_mmio_direct_dev` to avoid leaking Arm-specific naming into
> common Xen code, such as dom0less passthrough property handling.
>
> This helps reduce platform-specific terminology in shared logic and
> improves clarity for future non-Arm ports (e.g. RISC-V or PowerPC).
>
> No functional changes — the definition is preserved via a static inline
> function for Arm.
>
> Suggested-by: Jan Beulich <jbeulich@xxxxxxxx>
> Signed-off-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
Reviewed-by: Michal Orzel <michal.orzel@xxxxxxx>
~Michal
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