1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3 4HEADERS=' 5include/uapi/drm/drm.h 6include/uapi/drm/i915_drm.h 7include/uapi/linux/fcntl.h 8include/uapi/linux/kcmp.h 9include/uapi/linux/kvm.h 10include/uapi/linux/perf_event.h 11include/uapi/linux/prctl.h 12include/uapi/linux/sched.h 13include/uapi/linux/stat.h 14include/uapi/linux/vhost.h 15include/uapi/sound/asound.h 16include/linux/hash.h 17include/uapi/linux/hw_breakpoint.h 18arch/x86/include/asm/disabled-features.h 19arch/x86/include/asm/required-features.h 20arch/x86/include/asm/cpufeatures.h 21arch/arm/include/uapi/asm/perf_regs.h 22arch/arm64/include/uapi/asm/perf_regs.h 23arch/powerpc/include/uapi/asm/perf_regs.h 24arch/s390/include/uapi/asm/perf_regs.h 25arch/x86/include/uapi/asm/perf_regs.h 26arch/x86/include/uapi/asm/kvm.h 27arch/x86/include/uapi/asm/kvm_perf.h 28arch/x86/include/uapi/asm/svm.h 29arch/x86/include/uapi/asm/unistd.h 30arch/x86/include/uapi/asm/vmx.h 31arch/powerpc/include/uapi/asm/kvm.h 32arch/s390/include/uapi/asm/kvm.h 33arch/s390/include/uapi/asm/kvm_perf.h 34arch/s390/include/uapi/asm/ptrace.h 35arch/s390/include/uapi/asm/sie.h 36arch/arm/include/uapi/asm/kvm.h 37arch/arm64/include/uapi/asm/kvm.h 38arch/alpha/include/uapi/asm/errno.h 39arch/mips/include/asm/errno.h 40arch/mips/include/uapi/asm/errno.h 41arch/parisc/include/uapi/asm/errno.h 42arch/powerpc/include/uapi/asm/errno.h 43arch/sparc/include/uapi/asm/errno.h 44arch/x86/include/uapi/asm/errno.h 45arch/powerpc/include/uapi/asm/unistd.h 46include/asm-generic/bitops/arch_hweight.h 47include/asm-generic/bitops/const_hweight.h 48include/asm-generic/bitops/__fls.h 49include/asm-generic/bitops/fls.h 50include/asm-generic/bitops/fls64.h 51include/linux/coresight-pmu.h 52include/uapi/asm-generic/errno.h 53include/uapi/asm-generic/errno-base.h 54include/uapi/asm-generic/ioctls.h 55include/uapi/asm-generic/mman-common.h 56' 57 58check_2 () { 59 file1=$1 60 file2=$2 61 62 shift 63 shift 64 65 cmd="diff $* $file1 $file2 > /dev/null" 66 67 test -f $file2 && 68 eval $cmd || echo "Warning: Kernel ABI header at 'tools/$file' differs from latest version at '$file'" >&2 69} 70 71check () { 72 file=$1 73 74 shift 75 76 check_2 ../$file ../../$file $* 77} 78 79# Check if we have the kernel headers (tools/perf/../../include), else 80# we're probably on a detached tarball, so no point in trying to check 81# differences. 82test -d ../../include || exit 0 83 84# simple diff check 85for i in $HEADERS; do 86 check $i -B 87done 88 89# diff with extra ignore lines 90check arch/x86/lib/memcpy_64.S '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>"' 91check arch/x86/lib/memset_64.S '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>"' 92check include/uapi/asm-generic/mman.h '-I "^#include <\(uapi/\)*asm-generic/mman-common.h>"' 93check include/uapi/linux/mman.h '-I "^#include <\(uapi/\)*asm/mman.h>"' 94