Re: [dpdk-dev] [PATCH v2] net/i40e: remove VF interrupt handler

2018-06-26 Thread Ferruh Yigit
kplumber.org] >>>> Sent: Friday, June 22, 2018 11:44 PM >>>> To: Zhang, Qi Z >>>> Cc: Xing, Beilei ; Wu, Jingjing >>>> ; Yu, De ; dev@dpdk.org >>>> Subject: Re: [dpdk-dev] [PATCH v2] net/i40e: remove VF interrupt >>>> handler >&g

Re: [dpdk-dev] [PATCH v2] net/i40e: remove VF interrupt handler

2018-06-26 Thread Zhang, Qi Z
> -Original Message- > From: Yigit, Ferruh > Sent: Tuesday, June 26, 2018 5:15 PM > To: Zhang, Qi Z ; Stephen Hemminger > > Cc: Xing, Beilei ; Wu, Jingjing > ; > Yu, De ; dev@dpdk.org > Subject: Re: [dpdk-dev] [PATCH v2] net/i40e: remove VF interrupt handler

Re: [dpdk-dev] [PATCH v2] net/i40e: remove VF interrupt handler

2018-06-26 Thread Ferruh Yigit
; >> Yu, De ; dev@dpdk.org >> Subject: Re: [dpdk-dev] [PATCH v2] net/i40e: remove VF interrupt handler >> >> On Fri, 22 Jun 2018 08:44:14 +0800 >> Qi Zhang wrote: >> >>> For i40evf, internal rx interrupt and adminq interrupt share the same >>> sourc

Re: [dpdk-dev] [PATCH v2] net/i40e: remove VF interrupt handler

2018-06-24 Thread Zhang, Qi Z
Hi Stephen: > -Original Message- > From: Stephen Hemminger [mailto:step...@networkplumber.org] > Sent: Friday, June 22, 2018 11:44 PM > To: Zhang, Qi Z > Cc: Xing, Beilei ; Wu, Jingjing > ; > Yu, De ; dev@dpdk.org > Subject: Re: [dpdk-dev] [PATCH v2] net/i

Re: [dpdk-dev] [PATCH v2] net/i40e: remove VF interrupt handler

2018-06-23 Thread Stephen Hemminger
On Fri, 22 Jun 2018 08:44:14 +0800 Qi Zhang wrote: > For i40evf, internal rx interrupt and adminq interrupt share the same > source, that cause a lot cpu cycles be wasted on interrupt handler > on rx path. This is complained by customers which require low latency > (when set I40E_ITR_INTERVAL to