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From: Jisheng Zhang <jszhang@marvell.com>
To: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: <linux@arm.linux.org.uk>, <lorenzo.pieralisi@arm.com>,
	<lina.iyer@linaro.org>, <linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] ARM: cpuidle: make arm_cpuidle_suspend() a bit more efficient
Date: Wed, 30 Mar 2016 16:05:04 +0800	[thread overview]
Message-ID: <20160330160504.50be1959@xhacker> (raw)
In-Reply-To: <56FB87FA.50405@linaro.org>

Dear Daniel,

On Wed, 30 Mar 2016 10:02:02 +0200 Daniel Lezcano wrote:

> 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.
> 

Here is the ARM64 part, you are also in the "To" list ;)

http://lists.infradead.org/pipermail/linux-arm-kernel/2016-March/417713.html

Thanks,
Jisheng

  reply	other threads:[~2016-03-30  8:09 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-30  7:47 [PATCH v2] ARM: cpuidle: make arm_cpuidle_suspend() a bit more efficient Jisheng Zhang
2016-03-30  8:02 ` Daniel Lezcano
2016-03-30  8:05   ` Jisheng Zhang [this message]
2016-03-30  8:14     ` Daniel Lezcano

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