Re: [PATCH v12 13/26] x86/resctrl: Implement resctrl_arch_config_cntr() to assign a counter with ABMC

Reinette Chatre
2025-04-15T16:39:46Z

Hi Babu,

On 4/14/25 1:51 PM, Moger, Babu wrote:
> Hi Reinette,
>
> On 4/11/25 16:02, Reinette Chatre wrote:
>> Hi Babu,
>>
>> On 4/3/25 5:18 PM, Babu Moger wrote:

>>> @@ -394,6 +394,21 @@ void resctrl_arch_mon_event_config_set(void *config_info);
>>> u32 resctrl_arch_mon_event_config_get(struct rdt_mon_domain *d,
>>> enum resctrl_event_id eventid);
>>>
>>> +/**
>>> + * resctrl_arch_config_cntr() - Configure the counter on the domain
>>> + * @r: resource that the counter should be read from.
>>> + * @d: domain that the counter should be read from.
>>> + * @evtid: event type to assign
>>> + * @rmid: rmid of the counter to read.
>>> + * @closid: closid that matches the rmid.
>>> + * @cntr_id: Counter ID to configure
>>> + * @evt_cfg: event configuration
>>
>> "event configuration" is simply an expansion of member name and does not help to
>> understand what the value represents.
>
> How about?
>
> "MBM Event configuration value representing reads, writes etc.."

This is more helpful (note Event -> event). When data structures are decided it
will also be helpful to include reference of where this data is maintained and
how it is formatted.

Reinette