From a41a2e2e34a907bd8979a53c58f44287630616e8 Mon Sep 17 00:00:00 2001 From: Josh Poimboeuf Date: Thu, 21 Jul 2022 11:01:24 -0700 Subject: scripts/faddr2line: Add CONFIG_DEBUG_INFO check Otherwise without DWARF it spits out gibberish and gives no indication of what the problem is. Suggested-by: John Garry Signed-off-by: Josh Poimboeuf Signed-off-by: Ingo Molnar Tested-by: John Garry Link: https://lore.kernel.org/r/ffa7734c929445caa374bf9e68078300174f09b4.1658426357.git.jpoimboe@kernel.org --- scripts/faddr2line | 3 +++ 1 file changed, 3 insertions(+) (limited to 'scripts') diff --git a/scripts/faddr2line b/scripts/faddr2line index 57099687e5e1..5514c23f45c2 100755 --- a/scripts/faddr2line +++ b/scripts/faddr2line @@ -61,6 +61,7 @@ die() { READELF="${CROSS_COMPILE:-}readelf" ADDR2LINE="${CROSS_COMPILE:-}addr2line" AWK="awk" +GREP="grep" command -v ${AWK} >/dev/null 2>&1 || die "${AWK} isn't installed" command -v ${READELF} >/dev/null 2>&1 || die "${READELF} isn't installed" @@ -271,6 +272,8 @@ LIST=0 [[ ! -f $objfile ]] && die "can't find objfile $objfile" shift +${READELF} --section-headers --wide $objfile | ${GREP} -q '\.debug_info' || die "CONFIG_DEBUG_INFO not enabled" + DIR_PREFIX=supercalifragilisticexpialidocious find_dir_prefix $objfile -- cgit v1.2.3-58-ga151