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Message-Id: <20211202004634.3130489-3-paulmck@kernel.org>
Date: Wed, 1 Dec 2021 16:46:29 -0800
From: "Paul E. McKenney" <paulmck@...nel.org>
To: rcu@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, kernel-team@...com, mingo@...nel.org,
jiangshanlai@...il.com, akpm@...ux-foundation.org,
mathieu.desnoyers@...icios.com, josh@...htriplett.org,
tglx@...utronix.de, peterz@...radead.org, rostedt@...dmis.org,
dhowells@...hat.com, edumazet@...gle.com, fweisbec@...il.com,
oleg@...hat.com, joel@...lfernandes.org,
"Paul E. McKenney" <paulmck@...nel.org>
Subject: [PATCH rcu 3/8] torture: Make kvm-find-errors.sh report link-time undefined symbols
This commit makes kvm-find-errors.sh check for and report undefined
symbols that are detected at link time.
Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh | 4 ++--
tools/testing/selftests/rcutorture/bin/parse-build.sh | 3 ++-
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh b/tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh
index daf64b5070387..2e9e9e2eedb69 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh
@@ -30,9 +30,9 @@ editor=${EDITOR-vi}
files=
for i in ${rundir}/*/Make.out
do
- if egrep -q "error:|warning:" < $i
+ if egrep -q "error:|warning:|^ld: .*undefined reference to" < $i
then
- egrep "error:|warning:" < $i > $i.diags
+ egrep "error:|warning:|^ld: .*undefined reference to" < $i > $i.diags
files="$files $i.diags $i"
fi
done
diff --git a/tools/testing/selftests/rcutorture/bin/parse-build.sh b/tools/testing/selftests/rcutorture/bin/parse-build.sh
index 9313e5065ae92..2dbfca3589b17 100755
--- a/tools/testing/selftests/rcutorture/bin/parse-build.sh
+++ b/tools/testing/selftests/rcutorture/bin/parse-build.sh
@@ -39,7 +39,8 @@ fi
grep warning: < $F > $T/warnings
grep "include/linux/*rcu*\.h:" $T/warnings > $T/hwarnings
grep "kernel/rcu/[^/]*:" $T/warnings > $T/cwarnings
-cat $T/hwarnings $T/cwarnings > $T/rcuwarnings
+grep "^ld: .*undefined reference to" $T/warnings | head -1 > $T/ldwarnings
+cat $T/hwarnings $T/cwarnings $T/ldwarnings > $T/rcuwarnings
if test -s $T/rcuwarnings
then
print_warning $title build errors:
--
2.31.1.189.g2e36527f23
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