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From: Ali Alnubani <alialnu@nvidia.com>
To: Leyi Rong <leyi.rong@intel.com>,
	"qi.z.zhang@intel.com" <qi.z.zhang@intel.com>,
	"wenzhuo.lu@intel.com" <wenzhuo.lu@intel.com>,
	"burce.richardson@intel.com" <burce.richardson@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	Bruce Richardson <bruce.richardson@intel.com>
Subject: Re: [dpdk-dev] [PATCH v4 1/3] net/ice: add AVX512 vector path
Date: Tue, 27 Oct 2020 08:42:22 +0000
Message-ID: <DM6PR12MB461871DFAA1D279933F9356BDA160@DM6PR12MB4618.namprd12.prod.outlook.com> (raw)
In-Reply-To: <DM6PR12MB4618D96B5E5201C6A56CE6ECDA160@DM6PR12MB4618.namprd12.prod.outlook.com>

> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Ali Alnubani
> Sent: Tuesday, October 27, 2020 10:33 AM
> To: Leyi Rong <leyi.rong@intel.com>; qi.z.zhang@intel.com;
> wenzhuo.lu@intel.com; burce.richardson@intel.com
> Cc: dev@dpdk.org; Bruce Richardson <bruce.richardson@intel.com>
> Subject: Re: [dpdk-dev] [PATCH v4 1/3] net/ice: add AVX512 vector path
> 
> Hi,
> 
> > -----Original Message-----
> > From: dev <dev-bounces@dpdk.org> On Behalf Of Leyi Rong
> > Sent: Friday, October 23, 2020 7:14 AM
> > To: qi.z.zhang@intel.com; wenzhuo.lu@intel.com;
> > burce.richardson@intel.com
> > Cc: dev@dpdk.org; Leyi Rong <leyi.rong@intel.com>; Bruce Richardson
> > <bruce.richardson@intel.com>
> > Subject: [dpdk-dev] [PATCH v4 1/3] net/ice: add AVX512 vector path
> >
> > Add AVX512 support for ice PMD. This patch adds ice_rxtx_vec_avx512.c
> > to support ice AVX512 vPMD.
> >
> > This patch aims to enable AVX512 on ice vPMD. Main changes are focus
> > on Rx path compared with AVX2 vPMD.
> >
> > Signed-off-by: Leyi Rong <leyi.rong@intel.com>
> > Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
> > ---
> 
> This patch is causing the following build failure on CentOS 7 with gcc 4.8.5:
> 
> """
> drivers/librte_net_ice.a(net_ice_ice_rxtx.c.o): In function
> `ice_set_rx_function':
> drivers/net/ice/ice_rxtx.c:3034: undefined reference to
> `ice_recv_scattered_pkts_vec_avx512'
> drivers/net/ice/ice_rxtx.c:3050: undefined reference to
> `ice_recv_pkts_vec_avx512'
> drivers/librte_net_ice.a(net_ice_ice_rxtx.c.o): In function
> `ice_set_tx_function':
> drivers/net/ice/ice_rxtx.c:3243: undefined reference to
> `ice_xmit_pkts_vec_avx512'
> """
> 
> It reproduces when building with "meson --werror --buildtype=debug build
> && ninja -C build".
> 

It's also causing the following build failure on Ubuntu 18.04 (gcc 7.5.0) and on OpenSUSE Leap 15.2 (gcc 7.5.0):

"""
drivers/net/ice/ice_rxtx_vec_avx512.c: In function '_ice_recv_raw_pkts_vec_avx512':
/usr/lib/gcc/x86_64-linux-gnu/7/include/avx512bwintrin.h:1831:1: error: inlining failed in call to always_inline '_mm512_shuffle_epi8': target specific option mismatch
 _mm512_shuffle_epi8 (__m512i __A, __m512i __B)
 ^~~~~~~~~~~~~~~~~~~
drivers/net/ice/ice_rxtx_vec_avx512.c:350:11: note: called from here
   __m512i mb0_3 = _mm512_shuffle_epi8(raw_desc0_3, shuf_msk);
           ^~~~~
"""

Regards,
Ali

  reply	other threads:[~2020-10-27  8:42 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-10  6:55 [dpdk-dev] [PATCH v1 0/2] AVX512 vPMD on ice Leyi Rong
2020-09-10  6:55 ` [dpdk-dev] [PATCH v1 1/2] net/ice: add AVX512 vector path Leyi Rong
2020-09-10  9:32   ` Bruce Richardson
2020-09-10  6:55 ` [dpdk-dev] [PATCH v1 2/2] net/ice: optimize Tx path on AVX512 vPMD Leyi Rong
2020-09-15  1:17   ` Wang, Haiyue
2020-09-18  3:35 ` [dpdk-dev] [PATCH v2 0/3] AVX512 vPMD on ice Leyi Rong
2020-09-18  3:35   ` [dpdk-dev] [PATCH v2 1/3] net/ice: add AVX512 vector path Leyi Rong
2020-09-18  3:35   ` [dpdk-dev] [PATCH v2 2/3] net/ice: add RSS hash parsing in AVX512 path Leyi Rong
2020-09-18  3:35   ` [dpdk-dev] [PATCH v2 3/3] net/ice: optimize Tx path on AVX512 vPMD Leyi Rong
2020-10-20 10:51 ` [dpdk-dev] [PATCH v3 0/3] AVX512 vPMD on ice Leyi Rong
2020-10-20 10:51   ` [dpdk-dev] [PATCH v3 1/3] net/ice: add AVX512 vector path Leyi Rong
2020-10-20 10:51   ` [dpdk-dev] [PATCH v3 2/3] net/ice: add RSS hash parsing in AVX512 path Leyi Rong
2020-10-20 10:51   ` [dpdk-dev] [PATCH v3 3/3] net/ice: optimize Tx path on AVX512 vPMD Leyi Rong
2020-10-23  4:14 ` [dpdk-dev] [PATCH v4 0/3] AVX512 vPMD on ice Leyi Rong
2020-10-23  4:14   ` [dpdk-dev] [PATCH v4 1/3] net/ice: add AVX512 vector path Leyi Rong
2020-10-25 16:23     ` David Marchand
2020-10-26  7:12       ` Rong, Leyi
2020-10-26  8:09         ` David Marchand
2020-10-27 10:19           ` Bruce Richardson
2020-10-27 10:22         ` Ferruh Yigit
2020-10-27  8:32     ` Ali Alnubani
2020-10-27  8:42       ` Ali Alnubani [this message]
2020-10-23  4:14   ` [dpdk-dev] [PATCH v4 2/3] net/ice: add RSS hash parsing in AVX512 path Leyi Rong
2020-10-23  4:14   ` [dpdk-dev] [PATCH v4 3/3] net/ice: optimize Tx path on AVX512 vPMD Leyi Rong
2020-10-23  9:39   ` [dpdk-dev] [PATCH v4 0/3] AVX512 vPMD on ice Zhang, Qi Z

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