Index of /sys/dev/char/4:68/device/driver/serial8250/tty/ttyS21/subsystem/ttyprintk/

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power/                                             18-Oct-2025 16:51                   -
subsystem/                                         08-Jul-2025 02:00                   -
dev                                                18-Oct-2025 16:48                4096
uevent                                             18-Oct-2025 16:48                4096