calipso_doi_free_rcu(9)

✨ calipso_doi_free_rcu(9) ✨

okay so bestie, welcome to the Kernel API Manual entry for calipso_doi_free_rcu — yes that is a whole mouthful, yes we are gonna get through it together 💅

🎀 NAME 🎀

calipso_doi_free_rcu — frees a DOI definition via the RCU pointer, no cap 🫶

✨ SYNOPSIS ✨

void calipso_doi_free_rcu (struct rcu_head *entry );

🌸 ARGUMENTS 🌸

• entry — the entry's RCU field. that's literally it, that's the whole mood 🦋

💖 DESCRIPTION 💖

so this function is designed to be used as a callback to the call_rcu function — like, that's its whole personality ✨ the point is that the memory allocated to the DOI definition can be released safely. RCU said "not until the readers are done" and this function said "bet" 🫡

👑 SEE ALSO 👑

kernel file ./net/ipv6/calipso.c — and here's the whole friend group, bestie, every single one of them 🥰

• calipso_cache_entry_free(9)
• calipso_map_cache_hash(9)
• calipso_cache_init(9)
• calipso_cache_invalidate(9)
• calipso_cache_check(9)
• calipso_cache_add(9)
• calipso_doi_search(9)
• calipso_doi_add(9)
• calipso_doi_free(9)
• calipso_doi_remove(9)
• calipso_doi_getdef(9)
• calipso_doi_putdef(9)
• calipso_doi_walk(9)
• calipso_validate(9)
• calipso_map_cat_hton(9)
• calipso_map_cat_ntoh(9)
• calipso_pad_write(9)
• calipso_genopt(9)
• calipso_opt_update(9)
• calipso_tlv_len(9)
• calipso_opt_find(9)
• calipso_opt_insert(9)
• calipso_opt_del(9)
• calipso_opt_getattr(9)
• calipso_sock_getattr(9)
• calipso_sock_setattr(9)
• calipso_sock_delattr(9)
• calipso_req_setattr(9)
• calipso_req_delattr(9)
• calipso_skbuff_optptr(9)
• calipso_skbuff_setattr(9)
• calipso_skbuff_delattr(9)
• calipso_init(9)

and that's the page, bestie 💜 this iconic little number is from the ./net/ipv6 source, dated October 2026 — go forth, free your DOIs, stay safe out there 😭🎀