linux-kernel - Re: [PATCH v5 02/29] x86,fs/resctrl: Replace architecture event enabled checks

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Message-ID: <9e114b7f-688d-4a9d-b817-967c76ce99ea@intel.com>
Date: Tue, 3 Jun 2025 20:26:34 -0700
From: Reinette Chatre <reinette.chatre@...el.com>
To: Tony Luck <tony.luck@...el.com>, Fenghua Yu <fenghuay@...dia.com>, "Maciej
 Wieczor-Retman" <maciej.wieczor-retman@...el.com>, Peter Newman
	<peternewman@...gle.com>, James Morse <james.morse@....com>, Babu Moger
	<babu.moger@....com>, Drew Fustini <dfustini@...libre.com>, Dave Martin
	<Dave.Martin@....com>, Anil Keshavamurthy <anil.s.keshavamurthy@...el.com>,
	Chen Yu <yu.c.chen@...el.com>
CC: <x86@...nel.org>, <linux-kernel@...r.kernel.org>,
	<patches@...ts.linux.dev>
Subject: Re: [PATCH v5 02/29] x86,fs/resctrl: Replace architecture event
 enabled checks

Hi Tony,

On 5/21/25 3:50 PM, Tony Luck wrote:
>  
> @@ -877,6 +877,11 @@ void resctrl_enable_mon_event(enum resctrl_event_id evtid)
>  	mon_event_all[evtid].enabled = true;
>  }
>  
> +bool resctrl_is_mon_event_enabled(enum resctrl_event_id evtid)
> +{
> +	return evtid < QOS_NUM_EVENTS && mon_event_all[evtid].enabled;
> +}
> +

Similar to previous patch the range check here looks to also benefit
from a new "QOS_FIRST_EVENT" or equivalent.


Reinette