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Re: [PATCH] arm/mpu: implement setup_virt_paging for MPU system
- To: Harry Ramsey <harry.ramsey@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Date: Mon, 19 Jan 2026 14:50:13 +0000
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Luca.Fancellu@xxxxxxx, Penny Zheng <Penny.Zheng@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Wei Chen <wei.chen@xxxxxxx>, Hari Limaye <hari.limaye@xxxxxxx>
- Delivery-date: Mon, 19 Jan 2026 14:50:23 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 19/01/2026 10:50 am, Harry Ramsey wrote:
> diff --git a/xen/arch/arm/include/asm/mpu.h
> b/xen/arch/arm/include/asm/mpu.h
> index 72fa5b00b8..55011e3d96 100644
> --- a/xen/arch/arm/include/asm/mpu.h
> +++ b/xen/arch/arm/include/asm/mpu.h
> @@ -87,7 +87,12 @@ static inline bool region_is_valid(const pr_t *pr)
> return pr->prlar.reg.en;
> }
>
> -#endif /* __ASSEMBLER__ */
> +static inline register_t generate_vsctlr(uint16_t vmid)
> +{
> + return ((register_t)vmid << VSCTLR_VMID_SHIFT);
> +}
> +
> +#endif /* __ASSEMBLY__ */
>
> #endif /* __ARM_MPU_H__ */
>
You've got a rebasing error here. __ASSEMBLY__ doesn't exist any more.
~Andrew
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