From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/tools/testing/selftests/ftrace/ftracetest | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/kernel/tools/testing/selftests/ftrace/ftracetest b/kernel/tools/testing/selftests/ftrace/ftracetest
index 8ec1922..55314cd 100755
--- a/kernel/tools/testing/selftests/ftrace/ftracetest
+++ b/kernel/tools/testing/selftests/ftrace/ftracetest
@@ -30,6 +30,9 @@
# kselftest skip code is 4
err_skip=4
+# umount required
+UMOUNT_DIR=""
+
# cgroup RT scheduling prevents chrt commands from succeeding, which
# induces failures in test wakeup tests. Disable for the duration of
# the tests.
@@ -44,6 +47,9 @@
cleanup() {
echo $sched_rt_runtime_orig > $sched_rt_runtime
+ if [ -n "${UMOUNT_DIR}" ]; then
+ umount ${UMOUNT_DIR} ||:
+ fi
}
errexit() { # message
@@ -155,11 +161,13 @@
mount -t tracefs nodev /sys/kernel/tracing ||
errexit "Failed to mount /sys/kernel/tracing"
TRACING_DIR="/sys/kernel/tracing"
+ UMOUNT_DIR=${TRACING_DIR}
# If debugfs exists, then so does /sys/kernel/debug
elif [ -d "/sys/kernel/debug" ]; then
mount -t debugfs nodev /sys/kernel/debug ||
errexit "Failed to mount /sys/kernel/debug"
TRACING_DIR="/sys/kernel/debug/tracing"
+ UMOUNT_DIR=${TRACING_DIR}
else
err_ret=$err_skip
errexit "debugfs and tracefs are not configured in this kernel"
--
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