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Re: [PATCH v3 1/3] arm/mpu: Implement setup_mm for MPU systems
- To: Harry Ramsey <harry.ramsey@xxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: "Orzel, Michal" <michal.orzel@xxxxxxx>
- Date: Wed, 19 Nov 2025 09:13:22 +0100
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- Cc: <Luca.Fancellu@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>
- Delivery-date: Wed, 19 Nov 2025 08:13:39 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 19/11/2025 08:53, Harry Ramsey wrote:
> Implement `setup_mm` for MPU systems. This variant does not require
> setting up a direct map.
>
> To reduce code duplication the common initalisation code for both MPU
> and MMU Arm64 configurations is refactored into `setup_mm`. Platform-specific
> setup steps are now handled by a new helper function `setup_mm_helper`.
>
> Signed-off-by: Harry Ramsey <harry.ramsey@xxxxxxx>
Reviewed-by: Michal Orzel <michal.orzel@xxxxxxx>
~Michal
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