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Re: [Xen-devel] [PATCH v11 09/23] x86: refactor psr: L3 CAT: set value: assemble features value array.

>>> On 03.05.17 at 10:44, <yi.y.sun@xxxxxxxxxxxxxxx> wrote:
> Only can one COS ID be used by one domain at one time. That means all enabled
> features' COS registers at this COS ID are valid for this domain at that 
> time.
> When user updates a feature's value, we need make sure all other features'
> values are not affected. So, we firstly need gather an array which contains
> all features current values and replace the setting feature's value in array
> to new value.
> Then, we can try to find if there is a COS ID on which all features' COS
> registers values are same as the array. If we can find, we just use this COS
> ID. If fail to find, we need pick a new COS ID.
> This patch implements value array assembling flow.
> Signed-off-by: Yi Sun <yi.y.sun@xxxxxxxxxxxxxxx>

No specific comments on this one, but comments given on earlier
ones also apply here or - afaict - make changes necessary.


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