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/ptrace.h 34arch/s390/include/uapi/asm/sie.h 35arch/arm/include/uapi/asm/kvm.h 36arch/arm64/include/uapi/asm/kvm.h 37include/asm-generic/bitops/arch_hweight.h 38include/asm-generic/bitops/const_hweight.h 39include/asm-generic/bitops/__fls.h 40include/asm-generic/bitops/fls.h 41include/asm-generic/bitops/fls64.h 42include/linux/coresight-pmu.h 43include/uapi/asm-generic/ioctls.h 44include/uapi/asm-generic/mman-common.h 45' 46 47check () { 48 file=$1 49 opts="--ignore-blank-lines --ignore-space-change" 50 51 shift 52 while [ -n "$*" ]; do 53 opts="$opts \"$1\"" 54 shift 55 done 56 57 cmd="diff $opts ../$file ../../$file > /dev/null" 58 59 test -f ../../$file && 60 eval $cmd || echo "Warning: Kernel ABI header at 'tools/$file' differs from latest version at '$file'" >&2 61} 62 63 64# Check if we have the kernel headers (tools/perf/../../include), else 65# we're probably on a detached tarball, so no point in trying to check 66# differences. 67test -d ../../include || exit 0 68 69# simple diff check 70for i in $HEADERS; do 71 check $i -B 72done 73 74# diff with extra ignore lines 75check arch/x86/lib/memcpy_64.S -I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" 76check arch/x86/lib/memset_64.S -I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" 77check include/uapi/asm-generic/mman.h -I "^#include <\(uapi/\)*asm-generic/mman-common.h>" 78check include/uapi/linux/mman.h -I "^#include <\(uapi/\)*asm/mman.h>" 79