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I found the reason.=20 The third step should be "make O=3D x86_64-native-linuxapp-gcc", meaning co= mpiling based on configuration under output folder x86_64-native-linuxapp-g= cc.=20 Best Regards Xu Rongjie (Max) Mobile:18658176819 -----Original Message----- From: users [mailto:users-bounces@dpdk.org] On Behalf Of EXT Xu, Rongjie (N= okia - CN/Hangzhou) Sent: Wednesday, April 20, 2016 3:07 PM To: users@dpdk.org Subject: [dpdk-users] Cannot Remove Igb_uio module when compiling dpdk16.04 Hi, I try to compile dpdk 16.04 without generating igb_uio kernel module. But i= t does not work, anyone know which step is wrong? Thanks. 1. Comment IGB option in config/common_linuxapp # vim ./config/common_linuxapp CONFIG_RTE_EAL_IGB_UIO=3Dn 2. make config T=3Dx86_64-native-linuxapp-gcc O=3D x86_64-native-linux= app-gcc 3. make After that, I get following logs. I see it still try to compile igb_uio, er= ror is due to this linux system does not contain kernel source file. =3D=3D Build lib =3D=3D Build lib/librte_compat =3D=3D Build lib/librte_eal =3D=3D Build lib/librte_eal/common =3D=3D Build lib/librte_eal/linuxapp =3D=3D Build lib/librte_eal/linuxapp/eal =3D=3D Build lib/librte_eal/linuxapp/igb_uio make[6]: *** /lib/modules/4.1.18-pc64-distro.git-v2.6-sctpmh/build: No such= file or directory. Stop. Best Regards Xu Rongjie (Max) Mobile:18658176819