Re: [PATCH v3] xen/dom0less: support for vcpu affinity

[Roger Pau Monné <roger.pau@xxxxxxxxxx>]

On Tue, Feb 18, 2025 at 12:29:24PM -0800, Stefano Stabellini wrote:
> Add vcpu affinity to the dom0less bindings. Example:
> 
>     dom1 {
>             ...
>             cpus = <4>;
>             vcpu0 {
>                    compatible = "xen,vcpu-affinity";
>                    id = <0>;
>                    hard-affinity = "4-7";
>             };
>             vcpu1 {
>                    compatible = "xen,vcpu-affinity";
>                    id = <1>;
>                    hard-affinity = "0-3";
>             };
>             vcpu2 {
>                    compatible = "xen,vcpu-affinity";
>                    id = <2>;
>                    hard-affinity = "1,6";
>             };
>             ...
> 
> Note that the property hard-affinity is optional. It is possible to add
> other properties in the future not only to specify soft affinity, but
> also to provide more precise methods for configuring affinity. For
> instance, on ARM the MPIDR could be use to specify the pCPU. For now, it
> is left to the future.
> 
> Signed-off-by: Xenia Ragiadakou <xenia.ragiadakou@xxxxxxx>
> Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxx>

Sorry to be picky, just an unrelated nit, but usually the first SoB
matches the "From:" field in the patch, or a commit body "From:" tag,
for example:

https://lore.kernel.org/xen-devel/20250124120112.56678-2-roger.pau@xxxxxxxxxx/

Thanks, Roger.