linux-kernel - Re: [PATCH v2] ARM: cpuidle: make arm_cpuidle

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Date:	Wed, 30 Mar 2016 10:02:02 +0200
From:	Daniel Lezcano <daniel.lezcano@...aro.org>
To:	Jisheng Zhang <jszhang@...vell.com>, linux@....linux.org.uk,
	lorenzo.pieralisi@....com
Cc:	lina.iyer@...aro.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] ARM: cpuidle: make arm_cpuidle_suspend() a bit more
 efficient

On 03/30/2016 09:47 AM, Jisheng Zhang wrote:
> Currently, we check cpuidle_ops.suspend every time when entering a
> low-power idle state. But this check could be avoided in this hot path
> by moving it into arm_cpuidle_read_ops() to reduce arm_cpuidle_suspend
> overhead a bit.

This patch makes sense but the ARM64 part is missing.

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