Re: 答复: [PATCH] sunrpc: queue work on system_power_efficient_wq

2016-09-26 Thread Anna Schumaker
er.kernel.org; Ke Wang (王科) > 主题: Re: [PATCH] sunrpc: queue work on system_power_efficient_wq > > On 09/01/2016 03:30 AM, Chunyan Zhang wrote: >> From: Ke Wang >> >> sunrpc uses workqueue to clean cache regulary. There is no real dependency >> of executing work on the

Re: 答复: [PATCH] sunrpc: queue work on system_power_efficient_wq

2016-09-19 Thread Chunyan Zhang
maker > 发送时间: 2016年9月2日 2:46 > 收件人: Chunyan Zhang; trond.mykleb...@primarydata.com; > anna.schuma...@netapp.com; da...@davemloft.net > 抄送: linux-...@vger.kernel.org; net...@vger.kernel.org; > linux-kernel@vger.kernel.org; Ke Wang (王科) > 主题: Re: [PATCH] sunrpc: queue work on syst

Re: [PATCH] sunrpc: queue work on system_power_efficient_wq

2016-09-01 Thread Anna Schumaker
On 09/01/2016 03:30 AM, Chunyan Zhang wrote: > From: Ke Wang > > sunrpc uses workqueue to clean cache regulary. There is no real dependency > of executing work on the cpu which queueing it. > > On a idle system, especially for a heterogeneous systems like big.LITTLE, > it is observed that the bi

[PATCH] sunrpc: queue work on system_power_efficient_wq

2016-09-01 Thread Chunyan Zhang
From: Ke Wang sunrpc uses workqueue to clean cache regulary. There is no real dependency of executing work on the cpu which queueing it. On a idle system, especially for a heterogeneous systems like big.LITTLE, it is observed that the big idle cpu was woke up many times just to service this work