From mboxrd@z Thu Jan 1 00:00:00 1970 From: daniel.lezcano@linaro.org (Daniel Lezcano) Date: Wed, 30 Mar 2016 10:14:05 +0200 Subject: [PATCH v2] ARM: cpuidle: make arm_cpuidle_suspend() a bit more efficient In-Reply-To: <20160330160504.50be1959@xhacker> References: <1459324077-7116-1-git-send-email-jszhang@marvell.com> <56FB87FA.50405@linaro.org> <20160330160504.50be1959@xhacker> Message-ID: <56FB8ACD.6050503@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 03/30/2016 10:05 AM, Jisheng Zhang wrote: > 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 Ah, yes. That happens when we read the email sequentially :) -- Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog