From mboxrd@z Thu Jan 1 00:00:00 1970 From: jszhang@marvell.com (Jisheng Zhang) Date: Wed, 30 Mar 2016 16:05:04 +0800 Subject: [PATCH v2] ARM: cpuidle: make arm_cpuidle_suspend() a bit more efficient In-Reply-To: <56FB87FA.50405@linaro.org> References: <1459324077-7116-1-git-send-email-jszhang@marvell.com> <56FB87FA.50405@linaro.org> Message-ID: <20160330160504.50be1959@xhacker> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.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