Re: fast path cycle muncher (vmstat: make vmstat_updater deferrable again and shut down on idle)

From: Mike Galbraith
Date: Mon Jan 25 2016 - 21:25:33 EST

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.