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/in.h 11include/uapi/linux/perf_event.h 12include/uapi/linux/prctl.h 13include/uapi/linux/sched.h 14include/uapi/linux/stat.h 15include/uapi/linux/vhost.h 16include/uapi/sound/asound.h 17include/linux/hash.h 18include/uapi/linux/hw_breakpoint.h 19arch/x86/include/asm/disabled-features.h 20arch/x86/include/asm/required-features.h 21arch/x86/include/asm/cpufeatures.h 22arch/arm/include/uapi/asm/perf_regs.h 23arch/arm64/include/uapi/asm/perf_regs.h 24arch/powerpc/include/uapi/asm/perf_regs.h 25arch/s390/include/uapi/asm/perf_regs.h 26arch/x86/include/uapi/asm/perf_regs.h 27arch/x86/include/uapi/asm/kvm.h 28arch/x86/include/uapi/asm/kvm_perf.h 29arch/x86/include/uapi/asm/svm.h 30arch/x86/include/uapi/asm/unistd.h 31arch/x86/include/uapi/asm/vmx.h 32arch/powerpc/include/uapi/asm/kvm.h 33arch/s390/include/uapi/asm/kvm.h 34arch/s390/include/uapi/asm/kvm_perf.h 35arch/s390/include/uapi/asm/ptrace.h 36arch/s390/include/uapi/asm/sie.h 37arch/arm/include/uapi/asm/kvm.h 38arch/arm64/include/uapi/asm/kvm.h 39arch/arm64/include/uapi/asm/unistd.h 40arch/alpha/include/uapi/asm/errno.h 41arch/mips/include/asm/errno.h 42arch/mips/include/uapi/asm/errno.h 43arch/parisc/include/uapi/asm/errno.h 44arch/powerpc/include/uapi/asm/errno.h 45arch/sparc/include/uapi/asm/errno.h 46arch/x86/include/uapi/asm/errno.h 47arch/powerpc/include/uapi/asm/unistd.h 48include/asm-generic/bitops/arch_hweight.h 49include/asm-generic/bitops/const_hweight.h 50include/asm-generic/bitops/__fls.h 51include/asm-generic/bitops/fls.h 52include/asm-generic/bitops/fls64.h 53include/linux/coresight-pmu.h 54include/uapi/asm-generic/errno.h 55include/uapi/asm-generic/errno-base.h 56include/uapi/asm-generic/ioctls.h 57include/uapi/asm-generic/mman-common.h 58include/uapi/asm-generic/unistd.h 59' 60 61check_2 () { 62 file1=$1 63 file2=$2 64 65 shift 66 shift 67 68 cmd="diff $* $file1 $file2 > /dev/null" 69 70 test -f $file2 && { 71 eval $cmd || { 72 echo "Warning: Kernel ABI header at '$file1' differs from latest version at '$file2'" >&2 73 echo diff -u $file1 $file2 74 } 75 } 76} 77 78check () { 79 file=$1 80 81 shift 82 83 check_2 tools/$file $file $* 84} 85 86# Check if we have the kernel headers (tools/perf/../../include), else 87# we're probably on a detached tarball, so no point in trying to check 88# differences. 89test -d ../../include || exit 0 90 91cd ../.. 92 93# simple diff check 94for i in $HEADERS; do 95 check $i -B 96done 97 98# diff with extra ignore lines 99check arch/x86/lib/memcpy_64.S '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>"' 100check arch/x86/lib/memset_64.S '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>"' 101check include/uapi/asm-generic/mman.h '-I "^#include <\(uapi/\)*asm-generic/mman-common.h>"' 102check include/uapi/linux/mman.h '-I "^#include <\(uapi/\)*asm/mman.h>"' 103 104# diff non-symmetric files 105check_2 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl arch/x86/entry/syscalls/syscall_64.tbl 106 107cd tools/perf 108