cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

check-headers.sh (5252B)


      1#!/bin/sh
      2# SPDX-License-Identifier: GPL-2.0
      3
      4FILES='
      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/fscrypt.h
     12include/uapi/linux/kcmp.h
     13include/uapi/linux/kvm.h
     14include/uapi/linux/in.h
     15include/uapi/linux/mount.h
     16include/uapi/linux/openat2.h
     17include/uapi/linux/perf_event.h
     18include/uapi/linux/prctl.h
     19include/uapi/linux/sched.h
     20include/uapi/linux/stat.h
     21include/uapi/linux/usbdevice_fs.h
     22include/uapi/linux/vhost.h
     23include/uapi/sound/asound.h
     24include/linux/bits.h
     25include/vdso/bits.h
     26include/linux/const.h
     27include/vdso/const.h
     28include/linux/hash.h
     29include/linux/list-sort.h
     30include/uapi/linux/hw_breakpoint.h
     31arch/x86/include/asm/disabled-features.h
     32arch/x86/include/asm/required-features.h
     33arch/x86/include/asm/cpufeatures.h
     34arch/x86/include/asm/inat_types.h
     35arch/x86/include/asm/emulate_prefix.h
     36arch/x86/include/asm/irq_vectors.h
     37arch/x86/include/asm/msr-index.h
     38arch/x86/include/uapi/asm/prctl.h
     39arch/x86/lib/x86-opcode-map.txt
     40arch/x86/tools/gen-insn-attr-x86.awk
     41arch/arm/include/uapi/asm/perf_regs.h
     42arch/arm64/include/uapi/asm/perf_regs.h
     43arch/mips/include/uapi/asm/perf_regs.h
     44arch/powerpc/include/uapi/asm/perf_regs.h
     45arch/s390/include/uapi/asm/perf_regs.h
     46arch/x86/include/uapi/asm/perf_regs.h
     47arch/x86/include/uapi/asm/kvm.h
     48arch/x86/include/uapi/asm/kvm_perf.h
     49arch/x86/include/uapi/asm/svm.h
     50arch/x86/include/uapi/asm/unistd.h
     51arch/x86/include/uapi/asm/vmx.h
     52arch/powerpc/include/uapi/asm/kvm.h
     53arch/s390/include/uapi/asm/kvm.h
     54arch/s390/include/uapi/asm/kvm_perf.h
     55arch/s390/include/uapi/asm/ptrace.h
     56arch/s390/include/uapi/asm/sie.h
     57arch/arm/include/uapi/asm/kvm.h
     58arch/arm64/include/uapi/asm/kvm.h
     59arch/arm64/include/uapi/asm/unistd.h
     60arch/alpha/include/uapi/asm/errno.h
     61arch/mips/include/asm/errno.h
     62arch/mips/include/uapi/asm/errno.h
     63arch/parisc/include/uapi/asm/errno.h
     64arch/powerpc/include/uapi/asm/errno.h
     65arch/sparc/include/uapi/asm/errno.h
     66arch/x86/include/uapi/asm/errno.h
     67include/asm-generic/bitops/arch_hweight.h
     68include/asm-generic/bitops/const_hweight.h
     69include/asm-generic/bitops/__fls.h
     70include/asm-generic/bitops/fls.h
     71include/asm-generic/bitops/fls64.h
     72include/linux/coresight-pmu.h
     73include/uapi/asm-generic/errno.h
     74include/uapi/asm-generic/errno-base.h
     75include/uapi/asm-generic/ioctls.h
     76include/uapi/asm-generic/mman-common.h
     77include/uapi/asm-generic/unistd.h
     78'
     79
     80SYNC_CHECK_FILES='
     81arch/x86/include/asm/inat.h
     82arch/x86/include/asm/insn.h
     83arch/x86/lib/inat.c
     84arch/x86/lib/insn.c
     85'
     86
     87# These copies are under tools/perf/trace/beauty/ as they are not used to in
     88# building object files only by scripts in tools/perf/trace/beauty/ to generate
     89# tables that then gets included in .c files for things like id->string syscall
     90# tables (and the reverse lookup as well: string -> id)
     91
     92BEAUTY_FILES='
     93include/linux/socket.h
     94'
     95
     96check_2 () {
     97  file1=$1
     98  file2=$2
     99
    100  shift
    101  shift
    102
    103  cmd="diff $* $file1 $file2 > /dev/null"
    104
    105  test -f $file2 && {
    106    eval $cmd || {
    107      echo "Warning: Kernel ABI header at '$file1' differs from latest version at '$file2'" >&2
    108      echo diff -u $file1 $file2
    109    }
    110  }
    111}
    112
    113check () {
    114  file=$1
    115
    116  shift
    117
    118  check_2 tools/$file $file $*
    119}
    120
    121beauty_check () {
    122  file=$1
    123
    124  shift
    125
    126  check_2 tools/perf/trace/beauty/$file $file $*
    127}
    128
    129# Check if we have the kernel headers (tools/perf/../../include), else
    130# we're probably on a detached tarball, so no point in trying to check
    131# differences.
    132test -d ../../include || exit 0
    133
    134cd ../..
    135
    136# simple diff check
    137for i in $FILES; do
    138  check $i -B
    139done
    140
    141for i in $SYNC_CHECK_FILES; do
    142  check $i '-I "^.*\/\*.*__ignore_sync_check__.*\*\/.*$"'
    143done
    144
    145# diff with extra ignore lines
    146check arch/x86/lib/memcpy_64.S        '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" -I"^SYM_FUNC_START\(_LOCAL\)*(memcpy_\(erms\|orig\))"'
    147check arch/x86/lib/memset_64.S        '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" -I"^SYM_FUNC_START\(_LOCAL\)*(memset_\(erms\|orig\))"'
    148check arch/x86/include/asm/amd-ibs.h  '-I "^#include [<\"]\(asm/\)*msr-index.h"'
    149check arch/arm64/include/asm/cputype.h '-I "^#include [<\"]\(asm/\)*sysreg.h"'
    150check include/uapi/asm-generic/mman.h '-I "^#include <\(uapi/\)*asm-generic/mman-common\(-tools\)*.h>"'
    151check include/uapi/linux/mman.h       '-I "^#include <\(uapi/\)*asm/mman.h>"'
    152check include/linux/build_bug.h       '-I "^#\(ifndef\|endif\)\( \/\/\)* static_assert$"'
    153check include/linux/ctype.h	      '-I "isdigit("'
    154check lib/ctype.c		      '-I "^EXPORT_SYMBOL" -I "^#include <linux/export.h>" -B'
    155check lib/list_sort.c		      '-I "^#include <linux/bug.h>"'
    156
    157# diff non-symmetric files
    158check_2 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl arch/x86/entry/syscalls/syscall_64.tbl
    159check_2 tools/perf/arch/powerpc/entry/syscalls/syscall.tbl arch/powerpc/kernel/syscalls/syscall.tbl
    160check_2 tools/perf/arch/s390/entry/syscalls/syscall.tbl arch/s390/kernel/syscalls/syscall.tbl
    161check_2 tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl arch/mips/kernel/syscalls/syscall_n64.tbl
    162
    163for i in $BEAUTY_FILES; do
    164  beauty_check $i -B
    165done
    166
    167# check duplicated library files
    168check_2 tools/perf/util/hashmap.h tools/lib/bpf/hashmap.h
    169check_2 tools/perf/util/hashmap.c tools/lib/bpf/hashmap.c
    170
    171cd tools/perf