cdns_wdt_reload(9)

💅 cdns_wdt_reload — like, the Kernel API Manual page, bestie ✨

okay so this is a page from the Kernel API Manual, and it's about cdns_wdt_reload(9) — the function that pets the watchdog so it doesn't freak out and reboot your whole machine. no cap, this is important stuff 🫶

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🌸 NAME 🌸

cdns_wdt_reload — literally just reload the watchdog timer (like, pat the watchdog, bestie 🐶).

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✨ SYNOPSIS ✨

int cdns_wdt_reload (struct watchdog_device *wdd );

yeah that's the whole signature, copy it exactly, don't get cute with it 💅

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🎀 ARGUMENTS 🎀

• wdd — the watchdog device, i.e. your lil watchdog bb 🐕

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🦋 DESCRIPTION 🦋

so what it does is write the restart key value 0x00001999 to the restart register. that's it. that's the whole vibe. write the magic number, watchdog is happy, everyone lives 🙈✨

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🌈 RETURN 🌈

always 0. like, always. it does not miss. it does not have a bad day. 0 every single time, periodt 👑

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💜 SEE ALSO 💜

• Kernel file ./drivers/watchdog/cadence_wdt.c struct cdns_wdt(9)
• cdns_wdt_stop(9)
• cdns_wdt_start(9)
• cdns_wdt_settimeout(9)
• cdns_wdt_irq_handler(9)
• cdns_wdt_probe(9)
• cdns_wdt_suspend(9)
• cdns_wdt_resume(9)

like the whole cdns_wdt friend group, honestly. go read them all, they're iconic 🔥

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ngl this one's short but it ate. go forth and pat your watchdog responsibly 💖

and that's a wrap!! this page lives in ./drivers/watchdog, dated October 2026, and it's cdns_wdt_reload(9) signing off 🎀✨💅 slay!!