linux-kernel - Re: [PATCH 4/4 v4] perf stat: Add transaction flag (-T) support for s390

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Message-ID: <20180716204023.GA13669@kernel.org>
Date:   Mon, 16 Jul 2018 16:40:23 -0400
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Thomas Richter <tmricht@...ux.ibm.com>
Cc:     linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        brueckner@...ux.vnet.ibm.com, schwidefsky@...ibm.com,
        heiko.carstens@...ibm.com, ak@...ux.intel.com, jolsa@...hat.com
Subject: Re: [PATCH 4/4 v4] perf stat: Add transaction flag (-T) support for
 s390

Em Tue, Jun 26, 2018 at 09:17:01AM +0200, Thomas Richter escreveu:
> perf stat command line flag -T to display transaction counters is
> currently supported for x86 only.
> Add support for s390. It is based on the metrics flag -M transaction
> using the architecture dependend json files. This requires a metric
> named "transaction" in the json files for the platform.
> 
> Introduce new function metricgroup__has_metric() to check for
> the existance of a metric_name transaction.
> 
> As suggested by Andi Kleen, this is the new approach to support
> transactions counters. Other architectures will follow.

Applied the 4-part patch series,

- Arnaldo