Bug 49 - Compile error kni_net.c unknown field ‘ndo_change_mtu’
Summary: Compile error kni_net.c unknown field ‘ndo_change_mtu’
Status: RESOLVED FIXED
Alias: None
Product: DPDK
Classification: Unclassified
Component: mk (show other bugs)
Version: 18.02
Hardware: All All
: Normal major
Target Milestone: ---
Assignee: dev
URL:
Depends on:
Blocks:
 
Reported: 2018-05-18 18:17 CEST by Jingshao Chen
Modified: 2018-05-31 06:53 CEST (History)
1 user (show)


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Description Jingshao Chen 2018-05-18 18:17:15 CEST 
Try to build DPDK in CentOS 7. Both 18.02.1 and 17.11.2 have the same error.

uname -a
Linux cse-kvm 3.10.0-862.2.3.el7.x86_64 #1 SMP Wed May 9 18:05:47 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux

make config T=i686-native-linuxapp-gcc

make
== Build lib
== Build lib/librte_compat
== Build lib/librte_eal
== Build lib/librte_eal/common
== Build lib/librte_eal/linuxapp
== Build lib/librte_eal/linuxapp/eal
== Build lib/librte_eal/linuxapp/igb_uio
  Building modules, stage 2.
  MODPOST 1 modules
== Build lib/librte_eal/linuxapp/kni
  CC [M]  /root/dpdk-stable-18.02.1/build/build/lib/librte_eal/linuxapp/kni/kni_net.o
/root/dpdk-stable-18.02.1/build/build/lib/librte_eal/linuxapp/kni/kni_net.c:714:2: error: unknown field ‘ndo_change_mtu’ specified in initializer
  .ndo_change_mtu = kni_net_change_mtu,
  ^
/root/dpdk-stable-18.02.1/build/build/lib/librte_eal/linuxapp/kni/kni_net.c:714:2: error: missing braces around initializer [-Werror=missing-braces]
/root/dpdk-stable-18.02.1/build/build/lib/librte_eal/linuxapp/kni/kni_net.c:714:2: error: (near initialization for ‘kni_net_netdev_ops.<anonymous>’) [-Werror=missing-braces]
/root/dpdk-stable-18.02.1/build/build/lib/librte_eal/linuxapp/kni/kni_net.c:714:2: error: initialization from incompatible pointer type [-Werror]
/root/dpdk-stable-18.02.1/build/build/lib/librte_eal/linuxapp/kni/kni_net.c:714:2: error: (near initialization for ‘kni_net_netdev_ops.<anonymous>.ndo_select_queue’) [-Werror]
cc1: all warnings being treated as errors
make[8]: *** [/root/dpdk-stable-18.02.1/build/build/lib/librte_eal/linuxapp/kni/kni_net.o] Error 1
make[7]: *** [_module_/root/dpdk-stable-18.02.1/build/build/lib/librte_eal/linuxapp/kni] Error 2
make[6]: *** [sub-make] Error 2
make[5]: *** [rte_kni.ko] Error 2
make[4]: *** [kni] Error 2
make[3]: *** [linuxapp] Error 2
make[2]: *** [librte_eal] Error 2
make[1]: *** [lib] Error 2
make: *** [all] Error 2
Comment 1 balaji shankaran 2018-05-31 06:53:45 CEST 
Hi Chen,

I faced same issue in 17.11 and 18.02 versions. Moving to 18.05 I do not see this issue.
 
P.S: I haven't spend time in root causing it and moved ahead with 18.05 version. Hope this information helps.

Thanks
Balaji S
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