[PATCH v2] ARM: cpuidle: make arm_cpuidle_suspend() a bit more efficient

Jisheng Zhang jszhang at marvell.com
Wed Mar 30 01:05:04 PDT 2016


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



More information about the linux-arm-kernel mailing list