tools/perf/check-headers.sh

0001 #!/bin/sh
0002 # SPDX-License-Identifier: GPL-2.0
0003
0004 FILES='
0005 include/uapi/linux/const.h
0006 include/uapi/drm/drm.h
0007 include/uapi/drm/i915_drm.h
0008 include/uapi/linux/fadvise.h
0009 include/uapi/linux/fcntl.h
0010 include/uapi/linux/fs.h
0011 include/uapi/linux/fscrypt.h
0012 include/uapi/linux/kcmp.h
0013 include/uapi/linux/kvm.h
0014 include/uapi/linux/in.h
0015 include/uapi/linux/mount.h
0016 include/uapi/linux/openat2.h
0017 include/uapi/linux/perf_event.h
0018 include/uapi/linux/prctl.h
0019 include/uapi/linux/sched.h
0020 include/uapi/linux/stat.h
0021 include/uapi/linux/usbdevice_fs.h
0022 include/uapi/linux/vhost.h
0023 include/uapi/sound/asound.h
0024 include/linux/bits.h
0025 include/vdso/bits.h
0026 include/linux/const.h
0027 include/vdso/const.h
0028 include/linux/hash.h
0029 include/linux/list-sort.h
0030 include/uapi/linux/hw_breakpoint.h
0031 arch/x86/include/asm/disabled-features.h
0032 arch/x86/include/asm/required-features.h
0033 arch/x86/include/asm/cpufeatures.h
0034 arch/x86/include/asm/inat_types.h
0035 arch/x86/include/asm/emulate_prefix.h
0036 arch/x86/include/asm/irq_vectors.h
0037 arch/x86/include/asm/msr-index.h
0038 arch/x86/include/uapi/asm/prctl.h
0039 arch/x86/lib/x86-opcode-map.txt
0040 arch/x86/tools/gen-insn-attr-x86.awk
0041 arch/arm/include/uapi/asm/perf_regs.h
0042 arch/arm64/include/uapi/asm/perf_regs.h
0043 arch/mips/include/uapi/asm/perf_regs.h
0044 arch/powerpc/include/uapi/asm/perf_regs.h
0045 arch/s390/include/uapi/asm/perf_regs.h
0046 arch/x86/include/uapi/asm/perf_regs.h
0047 arch/x86/include/uapi/asm/kvm.h
0048 arch/x86/include/uapi/asm/kvm_perf.h
0049 arch/x86/include/uapi/asm/svm.h
0050 arch/x86/include/uapi/asm/unistd.h
0051 arch/x86/include/uapi/asm/vmx.h
0052 arch/powerpc/include/uapi/asm/kvm.h
0053 arch/s390/include/uapi/asm/kvm.h
0054 arch/s390/include/uapi/asm/kvm_perf.h
0055 arch/s390/include/uapi/asm/ptrace.h
0056 arch/s390/include/uapi/asm/sie.h
0057 arch/arm/include/uapi/asm/kvm.h
0058 arch/arm64/include/uapi/asm/kvm.h
0059 arch/arm64/include/uapi/asm/unistd.h
0060 arch/alpha/include/uapi/asm/errno.h
0061 arch/mips/include/asm/errno.h
0062 arch/mips/include/uapi/asm/errno.h
0063 arch/parisc/include/uapi/asm/errno.h
0064 arch/powerpc/include/uapi/asm/errno.h
0065 arch/sparc/include/uapi/asm/errno.h
0066 arch/x86/include/uapi/asm/errno.h
0067 include/asm-generic/bitops/arch_hweight.h
0068 include/asm-generic/bitops/const_hweight.h
0069 include/asm-generic/bitops/__fls.h
0070 include/asm-generic/bitops/fls.h
0071 include/asm-generic/bitops/fls64.h
0072 include/linux/coresight-pmu.h
0073 include/uapi/asm-generic/errno.h
0074 include/uapi/asm-generic/errno-base.h
0075 include/uapi/asm-generic/ioctls.h
0076 include/uapi/asm-generic/mman-common.h
0077 include/uapi/asm-generic/unistd.h
0078 '
0079
0080 SYNC_CHECK_FILES='
0081 arch/x86/include/asm/inat.h
0082 arch/x86/include/asm/insn.h
0083 arch/x86/lib/inat.c
0084 arch/x86/lib/insn.c
0085 '
0086
0087 # These copies are under tools/perf/trace/beauty/ as they are not used to in
0088 # building object files only by scripts in tools/perf/trace/beauty/ to generate
0089 # tables that then gets included in .c files for things like id->string syscall
0090 # tables (and the reverse lookup as well: string -> id)
0091
0092 BEAUTY_FILES='
0093 include/linux/socket.h
0094 '
0095
0096 check_2 () {
0097   file1=$1
0098   file2=$2
0099
0100   shift
0101   shift
0102
0103   cmd="diff $* $file1 $file2 > /dev/null"
0104
0105   test -f $file2 && {
0106     eval $cmd || {
0107       echo "Warning: Kernel ABI header at '$file1' differs from latest version at '$file2'" >&2
0108       echo diff -u $file1 $file2
0109     }
0110   }
0111 }
0112
0113 check () {
0114   file=$1
0115
0116   shift
0117
0118   check_2 tools/$file $file $*
0119 }
0120
0121 beauty_check () {
0122   file=$1
0123
0124   shift
0125
0126   check_2 tools/perf/trace/beauty/$file $file $*
0127 }
0128
0129 # Check if we have the kernel headers (tools/perf/../../include), else
0130 # we're probably on a detached tarball, so no point in trying to check
0131 # differences.
0132 test -d ../../include || exit 0
0133
0134 cd ../..
0135
0136 # simple diff check
0137 for i in $FILES; do
0138   check $i -B
0139 done
0140
0141 for i in $SYNC_CHECK_FILES; do
0142   check $i '-I "^.*\/\*.*__ignore_sync_check__.*\*\/.*$"'
0143 done
0144
0145 # diff with extra ignore lines
0146 check arch/x86/lib/memcpy_64.S        '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" -I"^SYM_FUNC_START\(_LOCAL\)*(memcpy_\(erms\|orig\))"'
0147 check arch/x86/lib/memset_64.S        '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" -I"^SYM_FUNC_START\(_LOCAL\)*(memset_\(erms\|orig\))"'
0148 check arch/x86/include/asm/amd-ibs.h  '-I "^#include [<\"]\(asm/\)*msr-index.h"'
0149 check arch/arm64/include/asm/cputype.h '-I "^#include [<\"]\(asm/\)*sysreg.h"'
0150 check include/uapi/asm-generic/mman.h '-I "^#include <\(uapi/\)*asm-generic/mman-common\(-tools\)*.h>"'
0151 check include/uapi/linux/mman.h       '-I "^#include <\(uapi/\)*asm/mman.h>"'
0152 check include/linux/build_bug.h       '-I "^#\(ifndef\|endif\)\( \/\/\)* static_assert$"'
0153 check include/linux/ctype.h           '-I "isdigit("'
0154 check lib/ctype.c                     '-I "^EXPORT_SYMBOL" -I "^#include <linux/export.h>" -B'
0155 check lib/list_sort.c                 '-I "^#include <linux/bug.h>"'
0156
0157 # diff non-symmetric files
0158 check_2 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl arch/x86/entry/syscalls/syscall_64.tbl
0159 check_2 tools/perf/arch/powerpc/entry/syscalls/syscall.tbl arch/powerpc/kernel/syscalls/syscall.tbl
0160 check_2 tools/perf/arch/s390/entry/syscalls/syscall.tbl arch/s390/kernel/syscalls/syscall.tbl
0161 check_2 tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl arch/mips/kernel/syscalls/syscall_n64.tbl
0162
0163 for i in $BEAUTY_FILES; do
0164   beauty_check $i -B
0165 done
0166
0167 # check duplicated library files
0168 check_2 tools/perf/util/hashmap.h tools/lib/bpf/hashmap.h
0169 check_2 tools/perf/util/hashmap.c tools/lib/bpf/hashmap.c
0170
0171 cd tools/perf