| Server IP : 104.21.38.3 / Your IP : 104.23.176.7 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-143/arch/powerpc/tools/ |
Upload File : |
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright © 2015 IBM Corporation
# This script checks the relocations of a vmlinux for "suspicious"
# relocations.
# based on relocs_check.pl
# Copyright © 2009 IBM Corporation
if [ $# -lt 3 ]; then
echo "$0 [path to objdump] [path to nm] [path to vmlinux]" 1>&2
exit 1
fi
# Have Kbuild supply the path to objdump and nm so we handle cross compilation.
objdump="$1"
nm="$2"
vmlinux="$3"
# Remove from the bad relocations those that match an undefined weak symbol
# which will result in an absolute relocation to 0.
# Weak unresolved symbols are of that form in nm output:
# " w _binary__btf_vmlinux_bin_end"
undef_weak_symbols=$($nm "$vmlinux" | awk '$1 ~ /w/ { print $2 }')
bad_relocs=$(
$objdump -R "$vmlinux" |
# Only look at relocation lines.
grep -E '\<R_' |
# These relocations are okay
# On PPC64:
# R_PPC64_RELATIVE, R_PPC64_NONE
# On PPC:
# R_PPC_RELATIVE, R_PPC_ADDR16_HI,
# R_PPC_ADDR16_HA,R_PPC_ADDR16_LO,
# R_PPC_NONE
grep -F -w -v 'R_PPC64_RELATIVE
R_PPC64_NONE
R_PPC64_UADDR64
R_PPC_ADDR16_LO
R_PPC_ADDR16_HI
R_PPC_ADDR16_HA
R_PPC_RELATIVE
R_PPC_NONE' |
([ "$undef_weak_symbols" ] && grep -F -w -v "$undef_weak_symbols" || cat)
)
if [ -z "$bad_relocs" ]; then
exit 0
fi
num_bad=$(echo "$bad_relocs" | wc -l)
echo "WARNING: $num_bad bad relocations"
echo "$bad_relocs"