统信桌面操作系统专业版V20（1070）
Linux uos 5.10.97-arm64-desktop
uos基础 sys-kernel-debug.mount 查看mount文件
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root@uos:/usr/lib/systemd/system# ls | grep mount
clean-mount-point@.service
dev-hugepages.mount
dev-mqueue.mount
mountall-bootclean.service
mountall.service
mountdevsubfs.service
mountkernfs.service
mountnfs-bootclean.service
mountnfs.service
proc-sys-fs-binfmt_misc.automount
proc-sys-fs-binfmt_misc.mount
sys-fs-fuse-connections.mount
sys-kernel-config.mount
sys-kernel-debug.mount
systemd-remount-fs.service
umountfs.service
umountnfs.service
umountroot.service
umount.target
root@uos:/usr/lib/systemd/system# cat sys-kernel-debug.mount
# SPDX-License-Identifier: LGPL-2.1+
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
Description=Kernel Debug File System
Documentation=https://www.kernel.org/doc/Documentation/filesystems/debugfs.txt
Documentation=https://www.freedesktop.org/wiki/Software/systemd/APIFileSystems
DefaultDependencies=no
ConditionPathExists=/sys/kernel/debug
ConditionCapability=CAP_SYS_RAWIO
Before=sysinit.target
[Mount]
What=debugfs
Where=/sys/kernel/debug
Type=debugfs
root@uos:/usr/lib/systemd/system#