linux-kernel - Re: [PATCH 0/6] support "dataplane" mode for nohz

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Message-ID: <1432697281.3271.39.camel@gmail.com>
Date:	Wed, 27 May 2015 05:28:01 +0200
From:	Mike Galbraith <umgwanakikbuti@...il.com>
To:	Chris Metcalf <cmetcalf@...hip.com>
Cc:	Frederic Weisbecker <fweisbec@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Gilad Ben Yossef <giladb@...hip.com>,
	Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Rik van Riel <riel@...hat.com>, Tejun Heo <tj@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Christoph Lameter <cl@...ux.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/6] support "dataplane" mode for nohz_full

On Tue, 2015-05-26 at 15:51 -0400, Chris Metcalf wrote:

> On balance I suspect it's still better to make command line arguments
> handle the common cases most succinctly.

I prefer user specifies precisely, but yeah, that entails more typing.  

Idle curiosity: can SGI monster from hell boot a NO_HZ_FULL_ALL kernel,
w/wo it implying isolcpus?  Readers having same and a reactor to power
it in their basement, please test.

	-Mike

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