Index of /sys/dev/char/4:70/device/driver/serial8250/tty/ttyS21/subsystem/ptmx/

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power/                                             20-Oct-2025 04:42                   -
subsystem/                                         20-Oct-2025 04:36                   -
dev                                                20-Oct-2025 04:41                4096
uevent                                             20-Oct-2025 04:41                4096