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#!/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 "$0 [path to objdump] [path to nm] [path to vmlinux]" 1>&2
exit 1
fi
bad_relocs=$(
${srctree}/scripts/relocs_check.sh "$@" |
# 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'
)
if [ -z "$bad_relocs" ]; then
exit 0
fi
num_bad=$(echo "$bad_relocs" | wc -l)
echo "WARNING: $num_bad bad relocations"
echo "$bad_relocs"
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