linux-kernel - Re: Add top down metrics to perf stat

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Date:	Fri, 20 May 2016 12:24:56 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	acme@...nel.org, peterz@...radead.org, jolsa@...nel.org,
	mingo@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: Add top down metrics to perf stat

On Fri, May 13, 2016 at 06:44:49PM -0700, Andi Kleen wrote:
> Note to reviewers: includes both tools and kernel patches.
> The kernel patches are at the beginning.
> 
> [v2: Address review feedback.
> Metrics are now always printed, but colored when crossing threshold.
> --topdown implies --metric-only.
> Various smaller fixes, see individual patches]
> [v3: Add --single-thread option and support it with HT off.
> Clean up old HT workaround.
> Improve documentation.
> Various smaller fixes, see individual patches.]
> [v4: Rebased on latest tree]
> [v5: Rebased on latest tree. Move debug messages to -vv]
> [v6: Rebased. Remove .aggr-per-core and --single-thread to not
> break old perf binaries. Put SMT enumeration into 
> generic topology API.]
> [v7: Address review comments. Change patch title headers.]

other than the missing headers and unnneeded initialization
of have_frontend_stalled I'm ok with the perf tools part

thanks,
jirka