Thanks Guys !

We have a requirement to compile vppp with DPDK mellanox driver .

Right now issue what i understood is , when we compile vpp_2101  , using
make build-release , it builds mellanox , but when it is trying to install
vpp-ext-dep rpm , it got failed because glue library created of mellanox
has some undefined symbols ,
For your reference , i have set following in dpdk.mk file

-DPDK_MLX4_PMD                ?= n
-DPDK_MLX5_PMD                ?= n
+DPDK_MLX4_PMD                := y
+DPDK_MLX5_PMD                := y
-DPDK_MLX_IBV_LINK            ?= static
+DPDK_MLX_IBV_LINK            := shared

 please check below logs for reference-

FAILED: drivers/net/mlx4/librte_net_mlx4_glue.so.21.0
cc  -o drivers/net/mlx4/librte_net_mlx4_glue.so.21.0
'drivers/net/mlx4/8672f8e@@rte_net_mlx4_glue@sha/mlx4_glue.c.o'
-Wl,--as-needed -Wl,--no-undefined -Wl,-O1 -shared -fPIC -Wl,--start-group
-Wl,-soname,librte_net_mlx4_glue.so.21.0 -Wl,--no-as-needed -pthread -lm
-ldl -lnuma -Wl,-export-dynamic -Wl,-h,librte_net_mlx4_glue.so.21.0
/usr/lib/gcc/x86_64-redhat-linux/4.8.5/../../../../lib64/libmlx4.so
/usr/lib/gcc/x86_64-redhat-linux/4.8.5/../../../../lib64/libibverbs.so
-Wl,--end-group
drivers/net/mlx4/8672f8e@@rte_net_mlx4_glue@sha/mlx4_glue.c.o: In function
`mlx4_glue_reg_mr':
mlx4_glue.c:(.text+0x277): undefined reference to `ibv_reg_mr_iova2'
collect2: error: ld returned 1 exit status
[8/547] Compiling C object 'drivers/a715181@@tmp_rte_net_mlx4@sta
/net_mlx4_mlx4_flow.c.o'

ninja: build stopped: subcommand failed.

On Thu, Apr 1, 2021 at 4:33 PM Юрий Иванов <format_...@outlook.com> wrote:

> Hi,
>
> Or you can use nativa rdma driver as written in this post and build vpp as
> usual. 😉
>
> Regards.
> ------------------------------
> *От:* vpp-dev@lists.fd.io <vpp-dev@lists.fd.io> от имени Mohammed Hawari <
> moham...@hawari.fr>
> *Отправлено:* 1 апреля 2021 г. 13:16
> *Кому:* chetan bhasin <chetan.bhasin...@gmail.com>
> *Копия:* vpp-dev <vpp-dev@lists.fd.io>
> *Тема:* Re: [vpp-dev] How to enable Mellanox compilation in VPP 21.01
>
>
> Hi Chetan,
>
> If you are using CentOS, I’d suggest to cherry-pick
> https://gerrit.fd.io/r/c/vpp/+/31876. Also please change the dpdk.mk to
> also set DPDK_MLX5_COMMON_PMD = y. I hope this solves your issue.
> Otherwise, please consider using the rdma native driver that does not rely
> on DPDK.
>
> Regards
>
> Mohammed
>
> On 30 Mar 2021, at 12:41, chetan bhasin <chetan.bhasin...@gmail.com>
> wrote:
>
> Hello Everyone,
>
> I am upgrading to vpp 2101 . I am facing a compilation issue after
> enabling Mellanox compilation in dpdk.mk .
>
> --- a/build/external/packages/dpdk.mk
> +++ b/build/external/packages/dpdk.mk
> @@ -14,8 +14,8 @@
>  DPDK_PKTMBUF_HEADROOM        ?= 128
>  DPDK_USE_LIBBSD              ?= n
>  DPDK_DEBUG                   ?= n
> *-DPDK_MLX4_PMD                ?= n*
> *-DPDK_MLX5_PMD                ?= n*
> *+DPDK_MLX4_PMD                ?= y*
> *+DPDK_MLX5_PMD                ?= y*
>  DPDK_MLX5_COMMON_PMD         ?= n
>
>
> Getting below errors . Anybody please help here ?
>
> [1344/1846] Compiling C object 'drivers/a715181@@tmp_rte_net_nfp@sta
> /net_nfp_nfpcore_nfp_nsp_cmds.c.o'
> [1345/1846] Linking target drivers/librte_net_mlx4.so.21.0
> FAILED: drivers/librte_net_mlx4.so.21.0
> cc  -o drivers/librte_net_mlx4.so.21.0 
> 'drivers/a715181@@rte_net_mlx4@sha/meson-generated_.._rte_net_mlx4.pmd.c.o'
> 'drivers/a715181@@tmp_r
> te_net_mlx4@sta/net_mlx4_mlx4.c.o' 
> 'drivers/a715181@@tmp_rte_net_mlx4@sta/net_mlx4_mlx4_ethdev.c.o'
> 'drivers/a715181@@tmp_rte_net_mlx4@sta
> /net_mlx4_mlx4_flow.c.o' 
> 'drivers/a715181@@tmp_rte_net_mlx4@sta/net_mlx4_mlx4_intr.c.o'
> 'drivers/a715181@@tmp_rte_net_mlx4@sta/net_mlx4_ml
> x4_mp.c.o' 'drivers/a715181@@tmp_rte_net_mlx4@sta/net_mlx4_mlx4_mr.c.o'
> 'drivers/a715181@@tmp_rte_net_mlx4@sta/net_mlx4_mlx4_rxq.c.o' 'dri
> vers/a715181@@tmp_rte_net_mlx4@sta/net_mlx4_mlx4_rxtx.c.o'
> 'drivers/a715181@@tmp_rte_net_mlx4@sta/net_mlx4_mlx4_txq.c.o'
> 'drivers/a715181@
> @tmp_rte_net_mlx4@sta/net_mlx4_mlx4_utils.c.o' 'drivers/a715181@
> @tmp_rte_net_mlx4@sta/net_mlx4_mlx4_glue.c.o' -Wl,--as-needed -Wl,--no-und
> efined -Wl,-O1 -shared -fPIC -Wl,--start-group
> -Wl,-soname,librte_net_mlx4.so.21 -Wl,--no-as-needed -pthread -lm -ldl
> -lnuma lib/librte_et
> hdev.so.21.0 lib/librte_eal.so.21.0 lib/librte_kvargs.so.21.0
> lib/librte_telemetry.so.21.0 lib/librte_net.so.21.0 lib/librte_mbuf.so.21.0
> lib/librte_mempool.so.21.0 lib/librte_ring.so.21.0
> lib/librte_meter.so.21.0 drivers/librte_bus_pci.so.21.0
> lib/librte_pci.so.21.0 drivers/
> librte_bus_vdev.so.21.0
> -Wl,--version-script=/root/tmp/vpp/build-root/build-vpp-native/external/src-dpdk/drivers/net/mlx4/version.map
> -lpt
> hread -L/root/tmp/vpp/build-root/install-vpp-native/external/lib64
> -l:libbnxt_re-rdmav25.a -l:libcxgb4-rdmav25.a -l:libefa.a -l:libhns-rdm
> av25.a -l:libi40iw-rdmav25.a -l:libmlx4.a -l:libmlx5.a
> -l:libmthca-rdmav25.a -l:libocrdma-rdmav25.a -l:libqedr-rdmav25.a
> -l:libvmw_pvrdma-rdmav25.a -l:libhfi1verbs-rdmav25.a
> -l:libipathverbs-rdmav25.a -l:librxe-rdmav25.a -l:libsiw-rdmav25.a
> -l:libibverbs.a -l:librdma_util.a -l:libccan.a -Wl,--end-group
> '-Wl,-rpath,$ORIGIN/../lib:$ORIGIN/'
> -Wl,-rpath-link,/root/tmp/vpp/build-root/build-vpp-native/external/build-dpdk/lib
> -Wl,-rpath-link,/root/tmp/vpp/build-root/build-vpp-native/external/build-dpdk/drivers
> /bin/ld: cannot find -l:libbnxt_re-rdmav25.a
> /bin/ld: cannot find -l:libcxgb4-rdmav25.a
> /bin/ld: cannot find -l:libefa.a
> /bin/ld: cannot find -l:libhns-rdmav25.a
> /bin/ld: cannot find -l:libi40iw-rdmav25.a
> /bin/ld: cannot find -l:libmlx4.a
> /bin/ld: cannot find -l:libmlx5.a
> /bin/ld: cannot find -l:libmthca-rdmav25.a
> /bin/ld: cannot find -l:libocrdma-rdmav25.a
> /bin/ld: cannot find -l:libqedr-rdmav25.a
> /bin/ld: cannot find -l:libvmw_pvrdma-rdmav25.a
> /bin/ld: cannot find -l:libhfi1verbs-rdmav25.a
> /bin/ld: cannot find -l:libipathverbs-rdmav25.a
> /bin/ld: cannot find -l:librxe-rdmav25.a
> /bin/ld: cannot find -l:libsiw-rdmav25.a
> /bin/ld: cannot find -l:libibverbs.a
> /bin/ld: cannot find -l:librdma_util.a
> /bin/ld: cannot find -l:libccan.a
> collect2: error: ld returned 1 exit status
>
>
>
>
>
>
>
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