tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0-or-later
3
4# Copyright © 2015 IBM Corporation
5
6
7# This script checks the relocations of a vmlinux for "suspicious"
8# relocations.
9
10# based on relocs_check.pl
11# Copyright © 2009 IBM Corporation
12
13if [ $# -lt 3 ]; then
14 echo "$0 [path to objdump] [path to nm] [path to vmlinux]" 1>&2
15 exit 1
16fi
17
18bad_relocs=$(
19${srctree}/scripts/relocs_check.sh "$@" |
20 # These relocations are okay
21 # On PPC64:
22 # R_PPC64_RELATIVE, R_PPC64_NONE
23 # On PPC:
24 # R_PPC_RELATIVE, R_PPC_ADDR16_HI,
25 # R_PPC_ADDR16_HA,R_PPC_ADDR16_LO,
26 # R_PPC_NONE
27 grep -F -w -v 'R_PPC64_RELATIVE
28R_PPC64_NONE
29R_PPC64_UADDR64
30R_PPC_ADDR16_LO
31R_PPC_ADDR16_HI
32R_PPC_ADDR16_HA
33R_PPC_RELATIVE
34R_PPC_NONE'
35)
36
37if [ -z "$bad_relocs" ]; then
38 exit 0
39fi
40
41num_bad=$(echo "$bad_relocs" | wc -l)
42echo "WARNING: $num_bad bad relocations"
43echo "$bad_relocs"