hsi_unregister_controller(9)

💖 hsi_unregister_controller(9) 💖

okay so we're in the Kernel API Manual bestie, and this one is literally the goodbye function 🫶

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✨ NAME ✨

hsi_unregister_controller — unregister an HSI controller 🎀

like. it takes the controller off the guest list. that's the whole vibe check.

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🌸 SYNOPSIS 🌸

void hsi_unregister_controller (struct hsi_controller *hsi );

no cap, that's the entire signature — returns void, so there's nothing to check afterwards, she just does it 💅

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🦋 ARGUMENTS 🦋

• hsi — the HSI controller to register 👀 (yes, that is literally what the manual says, we don't make the rules, we just relabel nothing — copy-paste is not the move but the facts stay facts fr fr)

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🌈 SEE ALSO 🌈

the whole fam, no gatekeeping:

• Kernel file ./drivers/hsi/hsi_core.c — that's where the magic lives, iykyk 🗂️
• hsi_port_unregister_clients(9)
• hsi_register_controller(9)
• hsi_register_client_driver(9)
• hsi_put_controller(9)
• hsi_alloc_controller(9)
• hsi_free_msg(9)
• hsi_alloc_msg(9)
• hsi_async(9)
• hsi_claim_port(9)
• hsi_release_port(9)
• hsi_register_port_event(9)
• hsi_unregister_port_event(9)
• hsi_event(9)
• hsi_get_channel_id_by_name(9)

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bestie reminder: this is the *un*register one, so if you're out here calling it while stuff is still attached, that's a whole thing — go read the other pages first, don't just send it 😭

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⭐ okay that's the page!! sourced straight from ./drivers/hsi, dated October 2026, and it's hsi_unregister_controller(9) signing off — periodt, slay, go unregister something responsibly 💜🧚‍♀️