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-rw-r--r--tools/testing/selftests/ftrace/test.d/00basic/test_ownership.tc40
1 files changed, 24 insertions, 16 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/00basic/test_ownership.tc b/tools/testing/selftests/ftrace/test.d/00basic/test_ownership.tc
index c45094d1e1d2..e71cc3ad0bdf 100644
--- a/tools/testing/selftests/ftrace/test.d/00basic/test_ownership.tc
+++ b/tools/testing/selftests/ftrace/test.d/00basic/test_ownership.tc
@@ -1,12 +1,14 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Test file and directory ownership changes for eventfs
+# requires: "[gid=<gid>]":README
original_group=`stat -c "%g" .`
original_owner=`stat -c "%u" .`
-mount_point=`stat -c '%m' .`
-mount_options=`mount | grep "$mount_point" | sed -e 's/.*(\(.*\)).*/\1/'`
+local mount_point=$(get_mount_point)
+
+mount_options=$(get_mnt_options "$mount_point")
# find another owner and group that is not the original
other_group=`tac /etc/group | grep -v ":$original_group:" | head -1 | cut -d: -f3`
@@ -83,32 +85,38 @@ run_tests() {
done
}
-mount -o remount,"$new_options" .
+# Run the tests twice as leftovers can cause issues
+for loop in 1 2 ; do
-run_tests
+ echo "Running iteration $loop"
-mount -o remount,"$mount_options" .
+ mount -o remount,"$new_options" .
-for d in "." "events" "events/sched" "events/sched/sched_switch" "events/sched/sched_switch/enable" $canary; do
- test "$d" $original_group
-done
+ run_tests
+
+ mount -o remount,"$mount_options" .
+
+ for d in "." "events" "events/sched" "events/sched/sched_switch" "events/sched/sched_switch/enable" $canary; do
+ test "$d" $original_group
+ done
# check instances as well
-chgrp $other_group instances
+ chgrp $other_group instances
-instance="$(mktemp -u test-XXXXXX)"
+ instance="$(mktemp -u test-XXXXXX)"
-mkdir instances/$instance
+ mkdir instances/$instance
-cd instances/$instance
+ cd instances/$instance
-run_tests
+ run_tests
-cd ../..
+ cd ../..
-rmdir instances/$instance
+ rmdir instances/$instance
-chgrp $original_group instances
+ chgrp $original_group instances
+done
exit 0