Re: [Xen-devel] [PATCH v3 3/5] x86: Introduce struct cpu_policy to refer to a group of individual policies

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 05.11.18 at 12:16, <andrew.cooper3@xxxxxxxxxx> wrote:
> This is prep work for the following patch - please refer to it as well.
> 
> When auditing and manipulating policies, it is necessary to do so with a
> complete set of policies, due to the interdependences of the contents.  A
> containing structure like this will allow for clearer APIs and code.
> 
> As a first user, this structure is convenient for the mapping used by
> XEN_SYSCTL_get_cpu_policy (implemented in the next patch), and for auditing
> (later when XEN_DOMCTL_set_cpu_policy is implemented).
> 
> At this point, the distinction between *_max and *_default is introduced into
> the ABI.  For now, *_default is mapped to *_max, but future development work
> will result in *_default being a logical subset of *_max.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> Reviewed-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
> Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>

Acked-by: Jan Beulich <jbeulich@xxxxxxxx>


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