Re: [PATCH V2 06/10] x86/resctrl: Introduce utility to return pseudo-locked cache portion

Borislav Petkov
2019-08-05T16:07:27Z

On Tue, Jul 30, 2019 at 10:29:40AM -0700, Reinette Chatre wrote:
> To prevent eviction of pseudo-locked memory it is required that no
> other resource group uses any portion of a cache that is in use by
> a cache pseudo-locked region.
>
> Introduce a utility that will return a Capacity BitMask (CBM) indicating
> all portions of a provided cache instance being used for cache
> pseudo-locking. This CBM can be used in overlap checking as well as
> cache usage reporting.
>
> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
> ---
> arch/x86/kernel/cpu/resctrl/internal.h | 1 +
> arch/x86/kernel/cpu/resctrl/pseudo_lock.c | 23 +++++++++++++++++++++++
> 2 files changed, 24 insertions(+)

s/utility/utility function/g

so that there's no ambiguity...

Thx.

--
Regards/Gruss,
Boris.

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