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authorJosh Poimboeuf <jpoimboe@kernel.org>2022-07-21 11:01:24 -0700
committerIngo Molnar <mingo@kernel.org>2022-08-02 22:08:17 +0200
commita41a2e2e34a907bd8979a53c58f44287630616e8 (patch)
tree3fe061ff11a6d1fede6e5d5818d9d8e9a6ed5b1d /scripts
parentb6a5068854cfe372da7dee3224dcf023ed5b00cb (diff)
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 <john.garry@huawei.com> Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Tested-by: John Garry <john.garry@huawei.com> Link: https://lore.kernel.org/r/ffa7734c929445caa374bf9e68078300174f09b4.1658426357.git.jpoimboe@kernel.org
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/faddr2line3
1 files changed, 3 insertions, 0 deletions
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