Re: [PATCH v6 10/24] x86/resctrl: Allocate the cleanest CLOSID by searching closid_num_dirty_rmid

Maciej Wieczór-Retman
2023-10-24T12:06:56Z

On 2023-09-14 at 17:21:24 +0000, James Morse wrote:
>MPAM's PMG bits extend its PARTID space, meaning the same PMG value can be
>used for different control groups.
>
>This means once a CLOSID is allocated, all its monitoring ids may still be
>dirty, and held in limbo.
>
>Instead of allocating the first free CLOSID, on architectures where
>CONFIG_RESCTRL_RMID_DEPENDS_ON_COSID is enabled, search

"CONFIG_RESCTRL_RMID_DEPENDS_ON_COSID" >
"CONFIG_RESCTRL_RMID_DEPENDS_ON_CLOSID"?

>closid_num_dirty_rmid[] to find the cleanest CLOSID.
>
>The CLOSID found is returned to closid_alloc() for the free list
>to be updated.

--
Kind regards
Maciej Wieczór-Retman