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