| Server IP : 79.136.114.73 / Your IP : 216.73.216.191 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,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, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /lib/modules/3.13.0-35-generic/build/arch/powerpc/ |
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#!/usr/bin/perl
# Copyright © 2009 IBM Corporation
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version
# 2 of the License, or (at your option) any later version.
# This script checks the relocations of a vmlinux for "suspicious"
# relocations.
use strict;
use warnings;
if ($#ARGV != 1) {
die "$0 [path to objdump] [path to vmlinux]\n";
}
# Have Kbuild supply the path to objdump so we handle cross compilation.
my $objdump = shift;
my $vmlinux = shift;
my $bad_relocs_count = 0;
my $bad_relocs = "";
my $old_binutils = 0;
open(FD, "$objdump -R $vmlinux|") or die;
while (<FD>) {
study $_;
# Only look at relocation lines.
next if (!/\s+R_/);
# These relocations are okay
# On PPC64:
# R_PPC64_RELATIVE, R_PPC64_NONE, R_PPC64_ADDR64
# On PPC:
# R_PPC_RELATIVE, R_PPC_ADDR16_HI,
# R_PPC_ADDR16_HA,R_PPC_ADDR16_LO,
# R_PPC_NONE
next if (/\bR_PPC64_RELATIVE\b/ or /\bR_PPC64_NONE\b/ or
/\bR_PPC64_ADDR64\s+mach_/);
next if (/\bR_PPC_ADDR16_LO\b/ or /\bR_PPC_ADDR16_HI\b/ or
/\bR_PPC_ADDR16_HA\b/ or /\bR_PPC_RELATIVE\b/ or
/\bR_PPC_NONE\b/);
# If we see this type of relocation it's an idication that
# we /may/ be using an old version of binutils.
if (/R_PPC64_UADDR64/) {
$old_binutils++;
}
$bad_relocs_count++;
$bad_relocs .= $_;
}
if ($bad_relocs_count) {
print "WARNING: $bad_relocs_count bad relocations\n";
print $bad_relocs;
}
if ($old_binutils) {
print "WARNING: You need at least binutils >= 2.19 to build a ".
"CONFIG_RELOCATABLE kernel\n";
}