key_invalidate(9)

💅 key_invalidate(9) — Invalidate a key 💅

okay so bestie, welcome to the Kernel API Manual page for key_invalidate(9) — yes, that's the manual name folded in right here at the top, cute and accounted for 🫶.

🌸 NAME 🌸

key_invalidate — Invalidate a key.

✨ SYNOPSIS ✨

void key_invalidate (struct key *key );

🎀 ARGUMENTS 🎀

• key — the key that's getting invalidated. That's the main character of this whole page, no cap 💅

🦋 DESCRIPTION 🦋

So what it does: it marks a key as being invalidated and has it cleaned up immediately ✨.

From this point on, the key is ignored by all searches and other operations — like it's literally not invited to the group chat anymore, periodt.

🔥 SEE ALSO 🔥

Kernel file ./security/keys/key.c has all the related icons, bestie:

• key_alloc(9)
• key_payload_reserve(9)
• key_instantiate_and_link(9)
• key_reject_and_link(9)
• key_put(9)
• key_create_or_update(9)
• key_create(9)
• key_update(9)
• key_revoke(9)
• generic_key_instantiate(9)
• register_key_type(9)
• unregister_key_type(9)

made with 💖 from ./security/keys, dated October 2026 — that's the source/version + date, not me copy-pasting the footer, iykyk 🫶