Re: [dpdk-dev] incorrect vlan_tci in rte mbuf

2020-05-23 Thread Yan, Xiaoping (NSB - CN/Hangzhou)
@dpdk.org; Olivier Matz Subject: RE: [dpdk-dev] incorrect vlan_tci in rte mbuf Hi Xiaoping: According to i40e datasheet, for packet with multiple buffer, the L2TAG should only be valid on last Rx descriptor. So it is identical with what you observed and it looks like a bug in the

Re: [dpdk-dev] incorrect vlan_tci in rte mbuf

2020-05-20 Thread Zhang, Qi Z
> -Original Message- > From: Yan, Xiaoping (NSB - CN/Hangzhou) > Sent: Wednesday, May 20, 2020 3:42 PM > To: Zhang, Qi Z ; Guo, Jia ; Xing, > Beilei > Cc: dev@dpdk.org; Olivier Matz > Subject: RE: [dpdk-dev] incorrect vlan_tci in rte mbuf > > Hi, >

Re: [dpdk-dev] incorrect vlan_tci in rte mbuf

2020-05-19 Thread Zhang, Qi Z
a sw patch, > because I'm not familiar with this vec avx code. > > Best regards > Yan Xiaoping > > -Original Message- > From: Jeff Guo > Sent: 2020年5月19日 15:00 > To: Yan, Xiaoping (NSB - CN/Hangzhou) ; > beilei.x...@intel.com > Cc: dev@dpdk.org; Olivi

Re: [dpdk-dev] incorrect vlan_tci in rte mbuf

2020-05-19 Thread Jeff Guo
issue, described in my previous mail? Thank you. Best regards Yan Xiaoping -Original Message- From: Olivier Matz Sent: 2020年5月18日 15:24 To: Yan, Xiaoping (NSB - CN/Hangzhou) Cc: dev@dpdk.org Subject: Re: [dpdk-dev] incorrect vlan_tci in rte mbuf Hi, On Fri, May 15, 2020 at 11:12:27AM +,

Re: [dpdk-dev] incorrect vlan_tci in rte mbuf

2020-05-19 Thread Yan, Xiaoping (NSB - CN/Hangzhou)
iliar with this vec avx code. Best regards Yan Xiaoping -Original Message- From: Jeff Guo Sent: 2020年5月19日 15:00 To: Yan, Xiaoping (NSB - CN/Hangzhou) ; beilei.x...@intel.com Cc: dev@dpdk.org; Olivier Matz Subject: Re: [dpdk-dev] incorrect vlan_tci in rte mbuf hi, xiaoping On 5/18/20

Re: [dpdk-dev] incorrect vlan_tci in rte mbuf

2020-05-19 Thread Jeff Guo
From: Olivier Matz Sent: 2020年5月18日 15:24 To: Yan, Xiaoping (NSB - CN/Hangzhou) Cc: dev@dpdk.org Subject: Re: [dpdk-dev] incorrect vlan_tci in rte mbuf Hi, On Fri, May 15, 2020 at 11:12:27AM +, Yan, Xiaoping (NSB - CN/Hangzhou) wrote: Hi, I'm using i40e vf, dpdk 18.11, x86_64 CPU (rx

Re: [dpdk-dev] incorrect vlan_tci in rte mbuf

2020-05-18 Thread Yan, Xiaoping (NSB - CN/Hangzhou)
zhou) Cc: dev@dpdk.org Subject: Re: [dpdk-dev] incorrect vlan_tci in rte mbuf Hi, On Fri, May 15, 2020 at 11:12:27AM +, Yan, Xiaoping (NSB - CN/Hangzhou) wrote: > Hi, > > I'm using i40e vf, dpdk 18.11, x86_64 CPU (rx function in use is > i40e_recv_scattered_pkts_vec_avx2)

Re: [dpdk-dev] incorrect vlan_tci in rte mbuf

2020-05-18 Thread Olivier Matz
Hi, On Fri, May 15, 2020 at 11:12:27AM +, Yan, Xiaoping (NSB - CN/Hangzhou) wrote: > Hi, > > I'm using i40e vf, dpdk 18.11, x86_64 CPU (rx function in use is > i40e_recv_scattered_pkts_vec_avx2) > When enable hw vlan strip: > > * If packet fit in one mbuf segment, the vlan_tci field is

[dpdk-dev] incorrect vlan_tci in rte mbuf

2020-05-16 Thread Yan, Xiaoping (NSB - CN/Hangzhou)
Hi, I'm using i40e vf, dpdk 18.11, x86_64 CPU (rx function in use is i40e_recv_scattered_pkts_vec_avx2) When enable hw vlan strip: * If packet fit in one mbuf segment, the vlan_tci field is correct * If packets are stored in several mbuf segment, the vlan_tci of last segment is correct,