linux-kernel - Re: [PATCH 01/10] perf/x86/intel: Introduce a concept "domain" as the scope of counters

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Message-ID: <20190220111226.GG32494@hirez.programming.kicks-ass.net>
Date:   Wed, 20 Feb 2019 12:12:26 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     kan.liang@...ux.intel.com
Cc:     tglx@...utronix.de, acme@...nel.org, mingo@...hat.com,
        x86@...nel.org, linux-kernel@...r.kernel.org, len.brown@...el.com,
        jolsa@...hat.com, namhyung@...nel.org, eranian@...gle.com,
        ak@...ux.intel.com
Subject: Re: [PATCH 01/10] perf/x86/intel: Introduce a concept "domain" as
 the scope of counters

On Tue, Feb 19, 2019 at 12:00:02PM -0800, kan.liang@...ux.intel.com wrote:
> It's very useful to abstract several common topology related codes for
> these modules to reduce the code redundancy.

>  3 files changed, 96 insertions(+), 1 deletion(-)

So you add 100 lines, so we can remove lines when we start to use this.

Except all 3 follow up patches that employ this, all add more lines
still:

 1 file changed, 184 insertions(+), 157 deletions(-)
 3 files changed, 164 insertions(+), 80 deletions(-)
 1 file changed, 224 insertions(+), 82 deletions(-)