[dpdk-dev] Question about ARM rte power intrinsics

Ruifeng Wang Ruifeng.Wang at arm.com
Mon Jul 26 16:29:18 CEST 2021


Hi Chengwen,

WFE partially support the power intrinsics APIs. It has support to monitor address, but doesn’t support timestamp based trigger.
Currently no plan on these APIs from our side.
Do you have any suggestions? 

Thanks,
Ruifeng

> -----Original Message-----
> From: fengchengwen <fengchengwen at huawei.com>
> Sent: Monday, July 26, 2021 5:40 PM
> To: viktorin at rehivetech.com; Ruifeng Wang <Ruifeng.Wang at arm.com>;
> dev at dpdk.org
> Subject: [dpdk-dev] Question about ARM rte power intrinsics
> 
> Hi, ARM guys
> 
>     I notice patch "Use WFE for spinlock and ring" was already accepted, and
> currently lib/eal/arm/rte_power_intrinsics.c still NULL implementation and it
> seem could use WFE to implement it, so do you have a plan for it ?
> 
> Thanks


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