1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3 4HEADERS=' 5include/uapi/linux/const.h 6include/uapi/drm/drm.h 7include/uapi/drm/i915_drm.h 8include/uapi/linux/fadvise.h 9include/uapi/linux/fcntl.h 10include/uapi/linux/fs.h 11include/uapi/linux/kcmp.h 12include/uapi/linux/kvm.h 13include/uapi/linux/in.h 14include/uapi/linux/mount.h 15include/uapi/linux/perf_event.h 16include/uapi/linux/prctl.h 17include/uapi/linux/sched.h 18include/uapi/linux/stat.h 19include/uapi/linux/usbdevice_fs.h 20include/uapi/linux/vhost.h 21include/uapi/sound/asound.h 22include/linux/bits.h 23include/linux/const.h 24include/linux/hash.h 25include/uapi/linux/hw_breakpoint.h 26arch/x86/include/asm/disabled-features.h 27arch/x86/include/asm/required-features.h 28arch/x86/include/asm/cpufeatures.h 29arch/x86/include/uapi/asm/prctl.h 30arch/arm/include/uapi/asm/perf_regs.h 31arch/arm64/include/uapi/asm/perf_regs.h 32arch/powerpc/include/uapi/asm/perf_regs.h 33arch/s390/include/uapi/asm/perf_regs.h 34arch/x86/include/uapi/asm/perf_regs.h 35arch/x86/include/uapi/asm/kvm.h 36arch/x86/include/uapi/asm/kvm_perf.h 37arch/x86/include/uapi/asm/svm.h 38arch/x86/include/uapi/asm/unistd.h 39arch/x86/include/uapi/asm/vmx.h 40arch/powerpc/include/uapi/asm/kvm.h 41arch/s390/include/uapi/asm/kvm.h 42arch/s390/include/uapi/asm/kvm_perf.h 43arch/s390/include/uapi/asm/ptrace.h 44arch/s390/include/uapi/asm/sie.h 45arch/arm/include/uapi/asm/kvm.h 46arch/arm64/include/uapi/asm/kvm.h 47arch/arm64/include/uapi/asm/unistd.h 48arch/alpha/include/uapi/asm/errno.h 49arch/mips/include/asm/errno.h 50arch/mips/include/uapi/asm/errno.h 51arch/parisc/include/uapi/asm/errno.h 52arch/powerpc/include/uapi/asm/errno.h 53arch/sparc/include/uapi/asm/errno.h 54arch/x86/include/uapi/asm/errno.h 55include/asm-generic/bitops/arch_hweight.h 56include/asm-generic/bitops/const_hweight.h 57include/asm-generic/bitops/__fls.h 58include/asm-generic/bitops/fls.h 59include/asm-generic/bitops/fls64.h 60include/linux/coresight-pmu.h 61include/uapi/asm-generic/errno.h 62include/uapi/asm-generic/errno-base.h 63include/uapi/asm-generic/ioctls.h 64include/uapi/asm-generic/mman-common.h 65include/uapi/asm-generic/unistd.h 66' 67 68check_2 () { 69 file1=$1 70 file2=$2 71 72 shift 73 shift 74 75 cmd="diff $* $file1 $file2 > /dev/null" 76 77 test -f $file2 && { 78 eval $cmd || { 79 echo "Warning: Kernel ABI header at '$file1' differs from latest version at '$file2'" >&2 80 echo diff -u $file1 $file2 81 } 82 } 83} 84 85check () { 86 file=$1 87 88 shift 89 90 check_2 tools/$file $file $* 91} 92 93# Check if we have the kernel headers (tools/perf/../../include), else 94# we're probably on a detached tarball, so no point in trying to check 95# differences. 96test -d ../../include || exit 0 97 98cd ../.. 99 100# simple diff check 101for i in $HEADERS; do 102 check $i -B 103done 104 105# diff with extra ignore lines 106check arch/x86/lib/memcpy_64.S '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>"' 107check arch/x86/lib/memset_64.S '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>"' 108check include/uapi/asm-generic/mman.h '-I "^#include <\(uapi/\)*asm-generic/mman-common\(-tools\)*.h>"' 109check include/uapi/linux/mman.h '-I "^#include <\(uapi/\)*asm/mman.h>"' 110check include/linux/ctype.h '-I "isdigit("' 111check lib/ctype.c '-I "^EXPORT_SYMBOL" -I "^#include <linux/export.h>" -B' 112 113# diff non-symmetric files 114check_2 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl arch/x86/entry/syscalls/syscall_64.tbl 115 116cd tools/perf 117