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Message-ID: <faaf8b1c-9552-a0ae-3088-2f4255dff857@codeaurora.org> Date: Tue, 28 May 2019 14:27:25 +0530 From: Srinivas Ramana <sramana@...eaurora.org> To: Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, Martin KaFai Lau <kafai@...com>, Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>, netdev@...r.kernel.org, bpf@...r.kernel.org Subject: samples/bpf compilation failures - 5.2.0 Hello, I am trying to build samples/bpf in kernel(5.2.0-rc1) but unsuccessful with below errors. Can you help to point what i am missing or if there is some known issue? ==============================8<=================================== $ make samples/bpf/ LLC=/local/mnt/workspace/tools/clang_ubuntu/clang/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04/bin/llc CLANG=/local/mnt/workspace/tools/clang_ubuntu/clang/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04/bin/clang V=1 make -C /local/mnt/workspace/sramana/kdev_torvalds/kdev/kernel -f /local/mnt/workspace/sramana/kdev_torvalds/kdev/kernel/Makefile samples/bpf/ ................ ................ ................ make KBUILD_MODULES=1 -f ./scripts/Makefile.build obj=samples/bpf (cat /dev/null; ) > samples/bpf/modules.order make -C /local/mnt/workspace/sramana/kdev_torvalds/kdev/kernel/samples/bpf/../../tools/lib/bpf/ RM='rm -rf' LDFLAGS= srctree=/local/mnt/workspace/sramana/kdev_torvalds/kdev/kernel/samples/bpf/../../ O= Auto-detecting system features: ... libelf: [ on ] ... bpf: [ on ] make -C /local/mnt/workspace/sramana/kdev_torvalds/kdev/kernel/samples/bpf/../..//tools/build CFLAGS= LDFLAGS= fixdep make -f /local/mnt/workspace/sramana/kdev_torvalds/kdev/kernel/samples/bpf/../..//tools/build/Makefile.build dir=. obj=fixdep ld -r -o fixdep-in.o fixdep.o ld: fixdep.o: Relocations in generic ELF (EM: 183) ld: fixdep.o: Relocations in generic ELF (EM: 183) fixdep.o: error adding symbols: File in wrong format make[5]: *** [fixdep-in.o] Error 1 make[4]: *** [fixdep-in.o] Error 2 make[3]: *** [fixdep] Error 2 make[2]: *** [/local/mnt/workspace/sramana/kdev_torvalds/kdev/kernel/samples/bpf/../../tools/lib/bpf/libbpf.a] Error 2 make[1]: *** [samples/bpf/] Error 2 make: *** [sub-make] Error 2 ==============================>8======================================= I am using the below commands to build: ======================================================== export ARCH=arm64 export CROSS_COMPILE=<path>linaro-toolchain/5.1/bin/aarch64-linux-gnu- export CLANG_TRIPLE=arm64-linux-gnu- make CC=<path>/clang_ubuntu/clang/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04/bin/clang defconfig make CC=<path>/clang_ubuntu/clang/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04/bin/clang -j8 make CC=<path>/clang_ubuntu/clang/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04/bin/clang headers_install INSTALL_HDR_PATH=./usr make samples/bpf/ LLC=<path>/clang_ubuntu/clang/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04/bin/llc CLANG=<path>/clang_ubuntu/clang/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04/bin/clang V=1 CC=<path>/clang_ubuntu/clang/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04/bin/clang ======================================================== Thanks, -- Srinivas R -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc., is a member of Code Aurora Forum, a Linux Foundation Collaborative Project
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