linux-kernel - Re: [PATCH v8 20/25] x86/resctrl: Report "Unassigned" for MBM events in mbm_cntr

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Message-ID: <ZwlfENV_ijDKjUqW@agluck-desk3.sc.intel.com>
Date: Fri, 11 Oct 2024 10:23:28 -0700
From: Tony Luck <tony.luck@...el.com>
To: Babu Moger <babu.moger@....com>
Cc: corbet@....net, fenghua.yu@...el.com, reinette.chatre@...el.com,
	tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
	dave.hansen@...ux.intel.com, x86@...nel.org, hpa@...or.com,
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	peterz@...radead.org, yanjiewtw@...il.com, kim.phillips@....com,
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	eranian@...gle.com, james.morse@....com
Subject: Re: [PATCH v8 20/25] x86/resctrl: Report "Unassigned" for MBM events
 in mbm_cntr_assign mode

On Wed, Oct 09, 2024 at 12:39:45PM -0500, Babu Moger wrote:
> @@ -576,6 +576,15 @@ int rdtgroup_mondata_show(struct seq_file *m, void *arg)
>  	evtid = md.u.evtid;
>  	r = &rdt_resources_all[resid].r_resctrl;
>  
> +	if (resctrl_arch_mbm_cntr_assign_enabled(r) && evtid != QOS_L3_OCCUP_EVENT_ID) {

Better to write this as:

	if (resctrl_arch_mbm_cntr_assign_enabled(r) && is_mbm_event(evtid)) {

-Tony