atomic_notif...n_unregister(9)

💖 atomic_notifier_chain_unregister(9) 💖

Okay so this is the Kernel API Manual page for atomic_notifier_chain_unregister 🫶 It’s literally the “remove a notifier from an atomic notifier chain” moment, and honestly? cleanup core 💅.

🌸 NAME 🌸

atomic_notifier_chain_unregister — remove notifier from an atomic notifier chain. That’s the whole name vibe, bestie ✨.

✨ SYNOPSIS ✨

int atomic_notifier_chain_unregister (struct atomic_notifier_head *nh ,
struct notifier_block *n );

🎀 ARGUMENTS 🎀

• nh — pointer to the head of the atomic notifier chain, bestie. It’s the chain’s main-character pointer 👑.
• n — the entry to remove from the notifier chain. Yep, that’s the one getting unregistered 💅.

🦋 DESCRIPTION 🦋

It removes a notifier from an atomic notifier chain. Lowkey straightforward, highkey important ✨.

Returns zero on success or -ENOENT on failure. Those are the exact return values, fr fr 💖.

👀 SEE ALSO 👀

Kernel file ./kernel/notifier.c is the source-tree spot for this whole friend group 🫶

• notifier_call_chain(9)
• notifier_call_chain_robust(9)
• atomic_notifier_chain_register(9)
• atomic_notifier_chain_register_unique_prio(9)
• atomic_notifier_call_chain(9)
• atomic_notifier_call_chain_is_empty(9)
• blocking_notifier_chain_register(9)
• blocking_notifier_chain_register_unique_prio(9)
• blocking_notifier_chain_unregister(9)
• blocking_notifier_call_chain(9)
• raw_notifier_chain_register(9)
• raw_notifier_chain_unregister(9)
• raw_notifier_call_chain(9)
• srcu_notifier_chain_register(9)
• srcu_notifier_chain_unregister(9)
• srcu_notifier_call_chain(9)
• srcu_init_notifier_head(9)

xoxo 💖 from the ./kernel source tree, October 2026 — atomic_notif...n_unregister(9) edition 💅✨