Re: [PATCH v5 01/11] xen: introduce internal CDF_xxx flags for domain creation

[Julien Grall <julien@xxxxxxx>]

Hi,

On 27/01/2022 07:49, Penny Zheng wrote:
> From: Stefano Stabellini <sstabellini@xxxxxxxxxx>
>
> We are passing an internal-only boolean flag at domain creation to
> specify whether we want the domain to be privileged (i.e. dom0) or
> not. Another flag will be introduced later in this series.
>
> This commit extends original "boolean" to an "unsigned int" covering both
> the existing "is_priv" and our new "directmap", which will be introduced later.
>
> To make visible the relationship, we name the respective constants CDF_xxx
> (with no XEN_DOMCTL_ prefix) to represent the difference with the public
> constants XEN_DOMCTL_CDF_xxx.
>
> Allocate bit 0 as CDF_privileged: whether a domain is privileged or not.
>
> Signed-off-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
> Signed-off-by: Penny Zheng <penny.zheng@xxxxxxx>
> Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
> Tested-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
Reviewed-by: Julien Grall <jgrall@xxxxxxxxxx>

Cheers,

--
Julien Grall