linux-kernel - Re: [PATCH] perf vendor events power10: Add metric events json file for power10 platform

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Message-ID: <20211007184337.GN10333@gate.crashing.org>
Date:   Thu, 7 Oct 2021 13:43:37 -0500
From:   Segher Boessenkool <segher@...nel.crashing.org>
To:     "Paul A. Clarke" <pc@...ibm.com>
Cc:     Kajol Jain <kjain@...ux.ibm.com>, maddy@...ux.vnet.ibm.com,
        rnsastry@...ux.ibm.com, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org, acme@...nel.org,
        linux-perf-users@...r.kernel.org, atrajeev@...ux.vnet.ibm.com,
        jolsa@...hat.com
Subject: Re: [PATCH] perf vendor events power10: Add metric events json file for power10 platform

On Thu, Oct 07, 2021 at 08:47:50AM -0500, Paul A. Clarke wrote:
> On Wed, Oct 06, 2021 at 12:32:48PM -0500, Paul A. Clarke wrote:
> > > +    {
> > > +        "BriefDescription": "Average cycles per instruction when the instruction finishes at dispatch",
> > 
> > I'm not sure what that means.
> 
> After doing a bit of research, I think it might be a bit more clear as:
> "Average cycles per instruction when the NTF instruction finishes at dispatch"

Is "next to finish" some defined and/or sensible term in this context?
Or do you mean NTC here?  Or what :-)

Instructions do not finish in order at all generally.


Segher