dpll_pin_put(9)

💅 dpll_pin_put(9) — a Kernel API Manual moment

okay so this is dpll_pin_put(9) from the Kernel API Manual, and honestly? it's giving "one tiny function, huge main character energy" ✨ bestie, let's get into it.

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🌸 NAME 🌸

dpll_pin_put — decrease the refcount and free memory if possible 🫶

like, it's the polite way to let go of a pin. no cap.

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✨ SYNOPSIS ✨

void dpll_pin_put (struct dpll_pin *pin , dpll_tracker *tracker );

look at her. two args, no return value, vibes immaculate 💅

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🎀 ARGUMENTS 🎀

• pin — pointer to a pin to be put. yeah, that's the one you're releasing, bestie 🦋
• tracker — the tracking object for the acquired reference. she's literally keeping receipts for you 🌸

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💖 DESCRIPTION 💖

Drop reference for a pin — and if all references are gone, delete pin object. periodt. 🗑️✨

that's it, that's the whole function. lowkey iconic for how much cleanup fits in one sentence.

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🔥 CONTEXT 🔥

Acquires a lock (dpll_lock). so like, mind your business and don't deadlock yourself, iykyk 😭🔒

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🌈 SEE ALSO 🌈

Kernel file ./drivers/dpll/dpll_core.c, plus the whole friend group:

• dpll_device_get(9)
• dpll_device_put(9)
• dpll_device_register(9)
• dpll_device_unregister(9)
• dpll_pin_get(9)
• dpll_pin_fwnode_set(9)
• fwnode_dpll_pin_find(9)
• dpll_pin_register(9)
• dpll_pin_unregister(9)
• dpll_pin_on_pin_register(9)
• dpll_pin_on_pin_unregister(9)
• dpll_pin_ref_sync_pair_add(9)
• dpll_pin_own_dpll_ref_first(9)

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ok that's the whole page!! go put a pin, bestie, you got this 💜

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and that's a wrap, babe 🎀 this one came to you from ./drivers/dpll, dated October 2026, and yeah — your girl dpll_pin_put(9) is out here serving kernel docs. slay 💅✨