From 3855430e665c09b8b36d177a39245d0a69453397 Mon Sep 17 00:00:00 2001
From: sbwml <admin@cooluc.com>
Date: Wed, 23 Aug 2023 20:10:30 +0800
Subject: [PATCH 1/2] mount cgroup v2 hierarchy to /sys/fs/cgroup/cgroup2

---
 cgroupfs-mount | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/cgroupfs-mount b/cgroupfs-mount
index 40810ba..114f7a1 100755
--- a/cgroupfs-mount
+++ b/cgroupfs-mount
@@ -41,6 +41,12 @@ for sys in $(awk '!/^#/ { if ($4 == 1) print $1 }' /proc/cgroups); do
 	fi
 done
 
+# mount cgroup v2 hierarchy to /sys/fs/cgroup/cgroup2 if kernel support cgroup2 filesystem
+if grep -q cgroup2 /proc/filesystems; then
+	mkdir -p /sys/fs/cgroup/cgroup2
+	mount -t cgroup2 -o rw,nosuid,nodev,noexec,relatime,nsdelegate cgroup2 /sys/fs/cgroup/cgroup2
+fi
+
 # example /proc/cgroups:
 #  #subsys_name	hierarchy	num_cgroups	enabled
 #  cpuset	2	3	1
-- 
2.34.8