Hi Laura, [auto build test ERROR on linus/master] [also build test ERROR on next-20170303] [cannot apply to tip/x86/core drm/drm-next v4.10] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Laura-Abbott/set_memory_-functions-header-refactor/20170305-062939 config: arm-allmodconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm All errors (new ones prefixed by >>): arch/arm/net/bpf_jit_32.c: In function 'bpf_jit_compile': >> arch/arm/net/bpf_jit_32.c:1051:2: error: implicit declaration of function 'flush_icache_range' [-Werror=implicit-function-declaration] flush_icache_range((u32)header, (u32)(ctx.target + ctx.idx)); ^~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/flush_icache_range +1051 arch/arm/net/bpf_jit_32.c ddecdfce Mircea Gherzan 2012-03-16 1035 goto out; ddecdfce Mircea Gherzan 2012-03-16 1036 55309dd3 Daniel Borkmann 2014-09-08 1037 ctx.target = (u32 *) target_ptr; ddecdfce Mircea Gherzan 2012-03-16 1038 ctx.idx = 0; 55309dd3 Daniel Borkmann 2014-09-08 1039 ddecdfce Mircea Gherzan 2012-03-16 1040 build_prologue(&ctx); 0b59d880 Nicolas Schichan 2015-05-07 1041 if (build_body(&ctx) < 0) { 0b59d880 Nicolas Schichan 2015-05-07 1042 #if __LINUX_ARM_ARCH__ < 7 0b59d880 Nicolas Schichan 2015-05-07 1043 if (ctx.imm_count) 0b59d880 Nicolas Schichan 2015-05-07 1044 kfree(ctx.imms); 0b59d880 Nicolas Schichan 2015-05-07 1045 #endif 0b59d880 Nicolas Schichan 2015-05-07 1046 bpf_jit_binary_free(header); 0b59d880 Nicolas Schichan 2015-05-07 1047 goto out; 0b59d880 Nicolas Schichan 2015-05-07 1048 } ddecdfce Mircea Gherzan 2012-03-16 1049 build_epilogue(&ctx); ddecdfce Mircea Gherzan 2012-03-16 1050 ebaef649 Daniel Borkmann 2015-11-14 @1051 flush_icache_range((u32)header, (u32)(ctx.target + ctx.idx)); ddecdfce Mircea Gherzan 2012-03-16 1052 ddecdfce Mircea Gherzan 2012-03-16 1053 #if __LINUX_ARM_ARCH__ < 7 ddecdfce Mircea Gherzan 2012-03-16 1054 if (ctx.imm_count) ddecdfce Mircea Gherzan 2012-03-16 1055 kfree(ctx.imms); ddecdfce Mircea Gherzan 2012-03-16 1056 #endif ddecdfce Mircea Gherzan 2012-03-16 1057 ddecdfce Mircea Gherzan 2012-03-16 1058 if (bpf_jit_enable > 1) 79617801 Daniel Borkmann 2013-03-21 1059 /* there are 2 passes here */ :::::: The code at line 1051 was first introduced by commit :::::: ebaef649c26b44ff28114b452fd067a270ca7f02 bpf, arm: start flushing icache range from header :::::: TO: Daniel Borkmann <daniel@xxxxxxxxxxxxx> :::::: CC: David S. Miller <davem@xxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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