llist_add(9)

llist_add(9) 💅

okay bestie, this one’s from the Kernel API Manual, and it’s lowkey iconic: we’re adding a new entry to a lock-less list. Let’s get into it ✨

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✨ NAME ✨

llist_add — add a new entry 🎀

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✨ SYNOPSIS ✨

bool llist_add (struct llist_node *new , struct llist_head *head );

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✨ ARGUMENTS ✨

• new — the new entry to be added, periodt 💅
• head — the head for your lock-less list 🫶

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✨ DESCRIPTION ✨

Returns true if the list was empty prior to adding this entry. Not me checking whether the list was empty before the glow-up 😭✨

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✨ SEE ALSO ✨

Kernel file ./include/linux/llist.h plus these besties:

• init_llist_head(9)
• init_llist_node(9)
• llist_on_list(9)
• llist_entry(9)
• member_address_is_nonnull(9)
• llist_for_each(9)
• llist_for_each_safe(9)
• llist_for_each_entry(9)
• llist_for_each_entry_safe(9)
• llist_empty(9)
• llist_add_batch(9)
• llist_del_all(9)
• llist_del_first_init(9)

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source/version: ./include/linux, date: October 2026 — bye bestie, mwah 💋💖