linux-kernel - Re: [PATCH 4/4] perf stat: Add transaction flag (-T) support for s390

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Date:   Fri, 22 Jun 2018 07:31:08 -0700
From:   Andi Kleen <ak@...ux.intel.com>
To:     Thomas-Mich Richter <tmricht@...ux.ibm.com>
Cc:     linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        acme@...nel.org, brueckner@...ux.vnet.ibm.com,
        schwidefsky@...ibm.com, heiko.carstens@...ibm.com
Subject: Re: [PATCH 4/4] perf stat: Add transaction flag (-T) support for s390

> > 
> > You may need to add support for wildcard pmus to it.
> > 
> > -Andi
> > 
> 
> Currently only one PMU on s390 does support transactions, its the PMU with counters
> named cpum_cf.

Right, but you don't want to hard code that pmu into builtin-stat.

-Andi