wait_for_owner_exiting(9)

wait_for_owner_exiting(9)

okay bestie, welcome to the Kernel API Manual page for wait_for_owner_exiting — yes, the one literally about Block until the owner has exited. It's giving futex-exit main character energy, and we are keeping every single detail. 💅

🌸 NAME 🌸

wait_for_owner_exiting — Block until the owner has exited.

✨ SYNOPSIS ✨

void wait_for_owner_exiting (int ret , struct task_struct *exiting );

🎀 ARGUMENTS 🎀

• ret — owner's current futex lock status.
• exiting — Pointer to the exiting task.

💖 DESCRIPTION 💖

Caller must hold a refcount on exiting.

fr fr, that's the rule. The caller must hold a refcount on exiting — no cap, no skipping it. 🫶

🦋 SEE ALSO 🦋

Kernel file ./kernel/futex/core.c:

• __futex_hash(9)
• futex_setup_timer(9)
• get_futex_key(9)
• fault_in_user_writeable(9)
• futex_top_waiter(9)
• __futex_unqueue(9)
• futex_unqueue(9)
• futex_exit_recursive(9)

Big kisses from the ./kernel/futex source, dated October 2026 — stay refcounted, bestie. 💖✨