diff options
Diffstat (limited to 'arch/powerpc/tools/relocs_check.sh')
| -rwxr-xr-x | arch/powerpc/tools/relocs_check.sh | 30 |
1 files changed, 6 insertions, 24 deletions
diff --git a/arch/powerpc/tools/relocs_check.sh b/arch/powerpc/tools/relocs_check.sh index ec2d5c835170..6b350e75014c 100755 --- a/arch/powerpc/tools/relocs_check.sh +++ b/arch/powerpc/tools/relocs_check.sh @@ -1,11 +1,8 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0-or-later # Copyright © 2015 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. @@ -13,37 +10,28 @@ # based on relocs_check.pl # Copyright © 2009 IBM Corporation -if [ $# -lt 2 ]; then - echo "$0 [path to objdump] [path to vmlinux]" 1>&2 +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 so we handle cross compilation. -objdump="$1" -vmlinux="$2" - bad_relocs=$( -"$objdump" -R "$vmlinux" | - # Only look at relocation lines. - grep -E '\<R_' | +${srctree}/scripts/relocs_check.sh "$@" | # These relocations are okay # On PPC64: # R_PPC64_RELATIVE, R_PPC64_NONE - # R_PPC64_ADDR64 mach_<name> - # R_PPC64_ADDR64 __crc_<name> # 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' | - grep -E -v '\<R_PPC64_ADDR64[[:space:]]+mach_' | - grep -E -v '\<R_PPC64_ADDR64[[:space:]]+__crc_' +R_PPC_NONE' ) if [ -z "$bad_relocs" ]; then @@ -53,9 +41,3 @@ fi num_bad=$(echo "$bad_relocs" | wc -l) echo "WARNING: $num_bad bad relocations" echo "$bad_relocs" - -# If we see this type of relocation it's an idication that -# we /may/ be using an old version of binutils. -if echo "$bad_relocs" | grep -q -F -w R_PPC64_UADDR64; then - echo "WARNING: You need at least binutils >= 2.19 to build a CONFIG_RELOCATABLE kernel" -fi |