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/x86/include/uapi/asm/perf_regs.h 25arch/x86/include/uapi/asm/kvm.h 26arch/x86/include/uapi/asm/kvm_perf.h 27arch/x86/include/uapi/asm/svm.h 28arch/x86/include/uapi/asm/unistd.h 29arch/x86/include/uapi/asm/vmx.h 30arch/powerpc/include/uapi/asm/kvm.h 31arch/s390/include/uapi/asm/kvm.h 32arch/s390/include/uapi/asm/kvm_perf.h 33arch/s390/include/uapi/asm/sie.h 34arch/arm/include/uapi/asm/kvm.h 35arch/arm64/include/uapi/asm/kvm.h 36include/asm-generic/bitops/arch_hweight.h 37include/asm-generic/bitops/const_hweight.h 38include/asm-generic/bitops/__fls.h 39include/asm-generic/bitops/fls.h 40include/asm-generic/bitops/fls64.h 41include/linux/coresight-pmu.h 42include/uapi/asm-generic/ioctls.h 43include/uapi/asm-generic/mman-common.h 44' 45 46check () { 47 file=$1 48 opts="--ignore-blank-lines --ignore-space-change" 49 50 shift 51 while [ -n "$*" ]; do 52 opts="$opts \"$1\"" 53 shift 54 done 55 56 cmd="diff $opts ../$file ../../$file > /dev/null" 57 58 test -f ../../$file && 59 eval $cmd || echo "Warning: Kernel ABI header at 'tools/$file' differs from latest version at '$file'" >&2 60} 61 62 63# Check if we have the kernel headers (tools/perf/../../include), else 64# we're probably on a detached tarball, so no point in trying to check 65# differences. 66test -d ../../include || exit 0 67 68# simple diff check 69for i in $HEADERS; do 70 check $i -B 71done 72 73# diff with extra ignore lines 74check arch/x86/lib/memcpy_64.S -I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" 75check arch/x86/lib/memset_64.S -I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" 76check include/uapi/asm-generic/mman.h -I "^#include <\(uapi/\)*asm-generic/mman-common.h>" 77check include/uapi/linux/mman.h -I "^#include <\(uapi/\)*asm/mman.h>" 78