linux-kernel - Re: [PATCH] perf sched: Move struct perf_sched definition out of cmd

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Message-ID: <20130408115643.GB7513@gmail.com>
Date:	Mon, 8 Apr 2013 13:56:43 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Namhyung Kim <namhyung.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf sched: Move struct perf_sched definition out of
 cmd_sched()


* Namhyung Kim <namhyung@...nel.org> wrote:

> From: Namhyung Kim <namhyung.kim@....com>
> 
> For some reason it consumed quite amount of compile time when declared
> as local variable, and it disappeared when moved out of the function.
> Moving other variables/tables didn't help.
> 
> On my system this single-file-change build time reduced from 11s to 3s.

Amazing effect!

Thanks,

	Ingo
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