Re: [dpdk-dev] [PATCH v6 1/3] eal: introduce integer divide through reciprocal

2017-09-20 Thread Pavan Nikhilesh Bhagavatula
t; > Sent: Wednesday, September 6, 2017 11:22 AM > > To: Dumitrescu, Cristian ; > > step...@networkplumber.org > > Cc: dev@dpdk.org; Pavan Bhagavatula > > > > Subject: [dpdk-dev] [PATCH v6 1/3] eal: introduce integer divide through > > reciprocal > > > > From:

Re: [dpdk-dev] [PATCH v6 1/3] eal: introduce integer divide through reciprocal

2017-09-20 Thread Dumitrescu, Cristian
@caviumnetworks.com] > Sent: Wednesday, September 6, 2017 11:22 AM > To: Dumitrescu, Cristian ; > step...@networkplumber.org > Cc: dev@dpdk.org; Pavan Bhagavatula > > Subject: [dpdk-dev] [PATCH v6 1/3] eal: introduce integer divide through > reciprocal > > From: Pavan

[dpdk-dev] [PATCH v6 1/3] eal: introduce integer divide through reciprocal

2017-09-06 Thread Pavan Nikhilesh
From: Pavan Bhagavatula In some use cases of integer division, denominator remains constant and numerator varies. It is possible to optimize division for such specific scenarios. The librte_sched uses rte_reciprocal to optimize division so, moving it to eal/common would allow other libraries and