watchdog_cdev_unregister(9)

✨ NAME ✨

okay so bestie, meet watchdog_cdev_unregister — the function that unregisters the watchdog character device. This page is watchdog_cdev_unregister(9) from the Kernel API Manual, and it is literally giving cleanup-era main character energy 🧹💅

watchdog_cdev_unregister — unregister watchdog character device

🛠️ SYNOPSIS 🛠️

void watchdog_cdev_unregister (struct watchdog_device *wdd );

🎀 ARGUMENTS 🎀

• wdd — Watchdog device. That is the whole argument, bestie fr fr 🫶

💅 DESCRIPTION 💅

Unregister the watchdog character device, and if needed the legacy /dev/watchdog device. So it is the unregister moment for the watchdog character device, and it also handles the legacy /dev/watchdog device when that is needed 🔥

No cap, this is the cleanup slay part of the watchdog device lifecycle — the character device gets unregistered, and the legacy /dev/watchdog device is included if needed ✨

🌈 SEE ALSO 🌈

Kernel file: ./drivers/watchdog/watchdog_dev.c — plus the whole linked-up squad: watchdog_ping(9), watchdog_start(9), watchdog_stop(9), watchdog_get_status(9), watchdog_set_timeout(9), watchdog_set_pretimeout(9), watchdog_get_timeleft(9), watchdog_ioctl_op(9), watchdog_write(9), watchdog_ioctl(9), watchdog_open(9), watchdog_release(9), watchdog_cdev_register(9), watchdog_dev_register(9), watchdog_dev_unregister(9), watchdog_set_last_hw_keepalive(9), watchdog_dev_init(9), watchdog_dev_exit(9).

mwah 💋 this little page came from ./drivers/watchdog, dated October 2026, and its title is watchdog_cdev_unregister(9) — bye bestie, go unregister responsibly 🫶🌸