linux-kernel - RE: [PATCH v8 07/13] x86/resctrl: Introduce data structure to support monitor configuration

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Date:   Wed, 23 Nov 2022 21:46:12 +0000
From:   "Moger, Babu" <Babu.Moger@....com>
To:     Reinette Chatre <reinette.chatre@...el.com>,
        "corbet@....net" <corbet@....net>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "bp@...en8.de" <bp@...en8.de>
CC:     "fenghua.yu@...el.com" <fenghua.yu@...el.com>,
        "dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>,
        "x86@...nel.org" <x86@...nel.org>, "hpa@...or.com" <hpa@...or.com>,
        "paulmck@...nel.org" <paulmck@...nel.org>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "quic_neeraju@...cinc.com" <quic_neeraju@...cinc.com>,
        "rdunlap@...radead.org" <rdunlap@...radead.org>,
        "damien.lemoal@...nsource.wdc.com" <damien.lemoal@...nsource.wdc.com>,
        "songmuchun@...edance.com" <songmuchun@...edance.com>,
        "peterz@...radead.org" <peterz@...radead.org>,
        "jpoimboe@...nel.org" <jpoimboe@...nel.org>,
        "pbonzini@...hat.com" <pbonzini@...hat.com>,
        "chang.seok.bae@...el.com" <chang.seok.bae@...el.com>,
        "pawan.kumar.gupta@...ux.intel.com" 
        <pawan.kumar.gupta@...ux.intel.com>,
        "jmattson@...gle.com" <jmattson@...gle.com>,
        "daniel.sneddon@...ux.intel.com" <daniel.sneddon@...ux.intel.com>,
        "Das1, Sandipan" <Sandipan.Das@....com>,
        "tony.luck@...el.com" <tony.luck@...el.com>,
        "james.morse@....com" <james.morse@....com>,
        "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "bagasdotme@...il.com" <bagasdotme@...il.com>,
        "eranian@...gle.com" <eranian@...gle.com>
Subject: RE: [PATCH v8 07/13] x86/resctrl: Introduce data structure to support
 monitor configuration

[AMD Official Use Only - General]



> -----Original Message-----
> From: Reinette Chatre <reinette.chatre@...el.com>
> Sent: Wednesday, November 23, 2022 1:06 PM
> To: Moger, Babu <Babu.Moger@....com>; corbet@....net;
> tglx@...utronix.de; mingo@...hat.com; bp@...en8.de
> Cc: fenghua.yu@...el.com; dave.hansen@...ux.intel.com; x86@...nel.org;
> hpa@...or.com; paulmck@...nel.org; akpm@...ux-foundation.org;
> quic_neeraju@...cinc.com; rdunlap@...radead.org;
> damien.lemoal@...nsource.wdc.com; songmuchun@...edance.com;
> peterz@...radead.org; jpoimboe@...nel.org; pbonzini@...hat.com;
> chang.seok.bae@...el.com; pawan.kumar.gupta@...ux.intel.com;
> jmattson@...gle.com; daniel.sneddon@...ux.intel.com; Das1, Sandipan
> <Sandipan.Das@....com>; tony.luck@...el.com; james.morse@....com;
> linux-doc@...r.kernel.org; linux-kernel@...r.kernel.org;
> bagasdotme@...il.com; eranian@...gle.com
> Subject: Re: [PATCH v8 07/13] x86/resctrl: Introduce data structure to support
> monitor configuration
> 
> Hi Babu,
> 
> On 11/23/2022 10:23 AM, Moger, Babu wrote:
> > Hi Reinette,
> >
> > On 11/22/22 18:14, Reinette Chatre wrote:
> >> Hi Babu,
> >>
> >> On 11/4/2022 1:00 PM, Babu Moger wrote:
> >>> Add a new field in mon_evt to support Bandwidth Monitoring Event
> >>> Configuration(BMEC) and also update the "mon_features" display.
> >>>
> >>> The sysfs file "mon_features" will display the monitor configuration
> >> sysfs -> resctrl ?
> > Sure.
> >>
> >>> if supported.
> >> This is not clear. "mon_features" does not display the monitor
> >> configuration, it displays the name of the file that can be used to
> >> see the monitor configuration.
> >
> > Will change it to:
> >
> > The sysfs -> resctrl file "mon_features" will display the supported
> > events and files that can be used to configure those events if monitor
> > configuration is supported.
> >
> 
> I meant that "sysfs" should be replaced by "resctrl".

Ok. Got it.
Thanks
Babu

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