[tip: core/rcu] torture: Simplify exit-code plumbing for kvm-recheck.sh and kvm-find-errors.sh

[tip-bot2 for Paul E. McKenney]

The following commit has been merged into the core/rcu branch of tip:

Commit-ID:     365dc5cb62c8714e27554e44464f6e0e9c1fdbdf
Gitweb:        https://git.kernel.org/tip/365dc5cb62c8714e27554e44464f6e0e9c1fdbdf
Author:        Paul E. McKenney <paulmck@xxxxxxxxxx>
AuthorDate:    Sun, 20 Dec 2020 16:52:29 -08:00
Committer:     Paul E. McKenney <paulmck@xxxxxxxxxx>
CommitterDate: Mon, 04 Jan 2021 14:01:24 -08:00

torture: Simplify exit-code plumbing for kvm-recheck.sh and kvm-find-errors.sh

This commit simplifies exit-code plumbing.  It makes kvm-recheck.sh return
the value 1 for a build error and 2 for a runtime error.  It also makes
kvm-find-errors.sh avoid checking runtime files for --build-only runs.

Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
---
 tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh | 1 +
 tools/testing/selftests/rcutorture/bin/kvm-recheck.sh     | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh b/tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh
index be26598..0670841 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-find-errors.sh
@@ -46,6 +46,7 @@ fi
 if grep -q -e "--buildonly" < ${rundir}/log
 then
 	echo Build-only run, no console logs to check.
+	exit $editorret
 fi
 
 # Find console logs with errors
diff --git a/tools/testing/selftests/rcutorture/bin/kvm-recheck.sh b/tools/testing/selftests/rcutorture/bin/kvm-recheck.sh
index 840a467..47cf4db 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-recheck.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-recheck.sh
@@ -87,15 +87,16 @@ do
 	fi
 done
 EDITOR=echo kvm-find-errors.sh "${@: -1}" > $T 2>&1
-ret=$?
 builderrors="`tr ' ' '\012' < $T | grep -c '/Make.out.diags'`"
 if test "$builderrors" -gt 0
 then
 	echo $builderrors runs with build errors.
+	ret=1
 fi
 runerrors="`tr ' ' '\012' < $T | grep -c '/console.log.diags'`"
 if test "$runerrors" -gt 0
 then
 	echo $runerrors runs with runtime errors.
+	ret=2
 fi
 exit $ret