parport_release(9)

🦋 NAME: parport_release(9) 🦋

Okay so bestie, this page is from the Kernel API Manual, and parport_release is literally the function where you give up access to a parallel port device. Main-character energy: she releases, she exits, she lets the port breathe. 💅✨

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✨ SYNOPSIS ✨

The whole flex is one line, no cap:

void parport_release (struct pardevice *dev );

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🎀 ARGUMENTS 🎀

• dev — pointer to the structure representing the parallel port device. That’s your device’s little passport, bestie. 🫶

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🔥 DESCRIPTION 🔥

This function cannot fail — like, at all — but that does not mean you can just call it whenever. It should not be called without the port claimed. And similarly? If the port is already claimed, you should not try claiming it again. It’s giving “read the room before you touch the parallel port.” 😭✨

⚠️ So yeah: cannot fail ≠ call it with reckless abandon. Port claimed first, bestie. And if it’s already claimed, do not try claiming it again. Periodt. 💀

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🌈 SEE ALSO 🌈

Kernel file: ./drivers/parport/share.c

The whole squad, in order:

• __parport_register_driver(9)
• parport_unregister_driver(9)
• parport_get_port(9)
• parport_put_port(9)
• parport_register_port(9)
• parport_announce_port(9)
• parport_remove_port(9)
• parport_register_dev_model(9)
• parport_unregister_device(9)
• parport_find_number(9)
• parport_find_base(9)
• parport_claim(9)
• parport_claim_or_block(9)

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That’s the whole page, bestie! Source/version: ./drivers/parport 🩷 dated October 2026 🎀✨