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Message-ID: <1453775123.3642.15.camel@gmail.com>
Subject: Re: fast path cycle muncher (vmstat: make vmstat_updater deferrable
 again and shut down on idle)
From: Mike Galbraith <umgwanakikbuti@gmail.com>
To: Christoph Lameter <cl@linux.com>, Michal Hocko <mhocko@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>, LKML <linux-kernel@vger.kernel.org>
Date: Tue, 26 Jan 2016 03:25:23 +0100
In-Reply-To: <1453774465.3642.13.camel@gmail.com>
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On Tue, 2016-01-26 at 03:14 +0100, Mike Galbraith wrote:

> Perf and RT say we don't want quiet_vmstat() in the idle loop either.

BTW, the perf numbers were not from an RT kernel, they were from my
PREEMPT_VOLUNTARY desktop kernel.

	-Mike