tools/perf/check-headers.sh

   1 #!/bin/sh
   2
   3 HEADERS='
   4 include/uapi/linux/perf_event.h
   5 include/linux/hash.h
   6 include/uapi/linux/hw_breakpoint.h
   7 arch/x86/include/asm/disabled-features.h
   8 arch/x86/include/asm/required-features.h
   9 arch/x86/include/asm/cpufeatures.h
  10 arch/arm/include/uapi/asm/perf_regs.h
  11 arch/arm64/include/uapi/asm/perf_regs.h
  12 arch/powerpc/include/uapi/asm/perf_regs.h
  13 arch/x86/include/uapi/asm/perf_regs.h
  14 arch/x86/include/uapi/asm/kvm.h
  15 arch/x86/include/uapi/asm/kvm_perf.h
  16 arch/x86/include/uapi/asm/svm.h
  17 arch/x86/include/uapi/asm/vmx.h
  18 arch/powerpc/include/uapi/asm/kvm.h
  19 arch/s390/include/uapi/asm/kvm.h
  20 arch/s390/include/uapi/asm/kvm_perf.h
  21 arch/s390/include/uapi/asm/sie.h
  22 arch/arm/include/uapi/asm/kvm.h
  23 arch/arm64/include/uapi/asm/kvm.h
  24 include/asm-generic/bitops/arch_hweight.h
  25 include/asm-generic/bitops/const_hweight.h
  26 include/asm-generic/bitops/__fls.h
  27 include/asm-generic/bitops/fls.h
  28 include/asm-generic/bitops/fls64.h
  29 include/linux/coresight-pmu.h
  30 include/uapi/asm-generic/mman-common.h
  31 '
  32
  33 check () {
  34   file=$1
  35   opts=
  36
  37   shift
  38   while [ -n "$*" ]; do
  39     opts="$opts \"$1\""
  40     shift
  41   done
  42
  43   cmd="diff $opts ../$file ../../$file > /dev/null"
  44
  45   test -f ../../$file &&
  46   eval $cmd || echo "Warning: $file differs from kernel" >&2
  47 }
  48
  49
  50 # simple diff check
  51 for i in $HEADERS; do
  52   check $i -B
  53 done
  54
  55 # diff with extra ignore lines
  56 check arch/x86/lib/memcpy_64.S        -B -I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>"
  57 check arch/x86/lib/memset_64.S        -B -I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>"
  58 check include/uapi/asm-generic/mman.h -B -I "^#include <\(uapi/\)*asm-generic/mman-common.h>"
  59 check include/uapi/linux/mman.h       -B -I "^#include <\(uapi/\)*asm/mman.h>"