linux-kernel - Re: [RFC PATCH v1 03/11] cpuidle: introduce cpuidle governor for idle prediction

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Date:   Wed, 12 Jul 2017 14:16:42 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Aubrey Li <aubrey.li@...el.com>
Cc:     tglx@...utronix.de, len.brown@...el.com, rjw@...ysocki.net,
        ak@...ux.intel.com, tim.c.chen@...ux.intel.com,
        arjan@...ux.intel.com, paulmck@...ux.vnet.ibm.com,
        yang.zhang.wz@...il.com, x86@...nel.org,
        linux-kernel@...r.kernel.org, Aubrey Li <aubrey.li@...ux.intel.com>
Subject: Re: [RFC PATCH v1 03/11] cpuidle: introduce cpuidle governor for
 idle prediction

On Mon, Jul 10, 2017 at 09:38:33AM +0800, Aubrey Li wrote:
> +	get_iowait_load(&nr_iowaiters, &cpu_load);

NAK, see commit e33a9bba85a86, that's just drug induced voodoo
programming.