#!/bin/sh HEADERS=' include/uapi/linux/fcntl.h include/uapi/linux/perf_event.h include/uapi/linux/sched.h include/uapi/linux/stat.h include/linux/hash.h include/uapi/linux/hw_breakpoint.h arch/x86/include/asm/disabled-features.h arch/x86/include/asm/required-features.h arch/x86/include/asm/cpufeatures.h arch/arm/include/uapi/asm/perf_regs.h arch/arm64/include/uapi/asm/perf_regs.h arch/powerpc/include/uapi/asm/perf_regs.h arch/x86/include/uapi/asm/perf_regs.h arch/x86/include/uapi/asm/kvm.h arch/x86/include/uapi/asm/kvm_perf.h arch/x86/include/uapi/asm/svm.h arch/x86/include/uapi/asm/unistd.h arch/x86/include/uapi/asm/vmx.h arch/powerpc/include/uapi/asm/kvm.h arch/s390/include/uapi/asm/kvm.h arch/s390/include/uapi/asm/kvm_perf.h arch/s390/include/uapi/asm/sie.h arch/arm/include/uapi/asm/kvm.h arch/arm64/include/uapi/asm/kvm.h include/asm-generic/bitops/arch_hweight.h include/asm-generic/bitops/const_hweight.h include/asm-generic/bitops/__fls.h include/asm-generic/bitops/fls.h include/asm-generic/bitops/fls64.h include/linux/coresight-pmu.h include/uapi/asm-generic/ioctls.h include/uapi/asm-generic/mman-common.h ' check () { file=$1 opts= shift while [ -n "$*" ]; do opts="$opts \"$1\"" shift done cmd="diff $opts ../$file ../../$file > /dev/null" test -f ../../$file && eval $cmd || echo "Warning: Kernel ABI header at 'tools/$file' differs from latest version at '$file'" >&2 } # simple diff check for i in $HEADERS; do check $i -B done # diff with extra ignore lines check arch/x86/lib/memcpy_64.S -B -I "^EXPORT_SYMBOL" -I "^#include " check arch/x86/lib/memset_64.S -B -I "^EXPORT_SYMBOL" -I "^#include " check include/uapi/asm-generic/mman.h -B -I "^#include <\(uapi/\)*asm-generic/mman-common.h>" check include/uapi/linux/mman.h -B -I "^#include <\(uapi/\)*asm/mman.h>"