From: daniel.lezcano@linaro.org (Daniel Lezcano)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] ARM: cpuidle: make arm_cpuidle_suspend() a bit more efficient
Date: Wed, 30 Mar 2016 10:02:02 +0200 [thread overview]
Message-ID: <56FB87FA.50405@linaro.org> (raw)
In-Reply-To: <1459324077-7116-1-git-send-email-jszhang@marvell.com>
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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WARNING: multiple messages have this Message-ID (diff)
From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Jisheng Zhang <jszhang@marvell.com>,
linux@arm.linux.org.uk, lorenzo.pieralisi@arm.com
Cc: 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 10:02:02 +0200 [thread overview]
Message-ID: <56FB87FA.50405@linaro.org> (raw)
In-Reply-To: <1459324077-7116-1-git-send-email-jszhang@marvell.com>
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.
--
<http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog
next prev parent reply other threads:[~2016-03-30 8:02 UTC|newest]
Thread overview: 8+ 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 7:47 ` Jisheng Zhang
2016-03-30 8:02 ` Daniel Lezcano [this message]
2016-03-30 8:02 ` Daniel Lezcano
2016-03-30 8:05 ` Jisheng Zhang
2016-03-30 8:05 ` Jisheng Zhang
2016-03-30 8:14 ` Daniel Lezcano
2016-03-30 8:14 ` Daniel Lezcano
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