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Re: [PATCH v7 6/9] xen/arm: introduce CDF_staticmem
- To: Penny Zheng <Penny.Zheng@xxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Wed, 22 Jun 2022 11:12:33 +0200
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- Cc: wei.chen@xxxxxxx, Stefano Stabellini <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: Wed, 22 Jun 2022 09:12:37 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 20.06.2022 04:44, Penny Zheng wrote:
> --- a/xen/include/xen/domain.h
> +++ b/xen/include/xen/domain.h
> @@ -35,6 +35,18 @@ void arch_get_domain_info(const struct domain *d,
> /* Should domain memory be directly mapped? */
> #define CDF_directmap (1U << 1)
> #endif
> +/* Is domain memory on static allocation? */
> +#ifdef CONFIG_STATIC_MEMORY
> +#define CDF_staticmem (1U << 2)
> +#else
> +#define CDF_staticmem 0
> +#endif
With this do you really need ...
> +#ifdef CONFIG_STATIC_MEMORY
> +#define is_domain_using_staticmem(d) ((d)->cdf & CDF_staticmem)
> +#else
> +#define is_domain_using_staticmem(d) ((void)(d), false)
> +#endif
... the #ifdef-ary here anymore?
Jan
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