list_first_e...null_acquire(9)

📦 version 7.3.1, in nixpkgs unstable

💖 NAME 💖

okay bestie, this is the Kernel API Manual page for list_first_e...null_acquire(9), and it's literally here to get the first element from a list with barrier. ✨

✨ SYNOPSIS ✨

list_first_entry_or_null_acquire (ptr , type , member );

🎀 ARGUMENTS 🎀

  • ptr — the list head to take the element from. 🫶
  • type — the type of the struct this is embedded in. 💅
  • member — the name of the list_head within the struct. 🎀

🦋 DESCRIPTION 🦋

Major vibe check, bestie: if the list is empty, it returns NULL. That's the note, no cap. 🫶

🌸 SEE ALSO 🌸

The whole extended fam is in Kernel file ./include/linux/list.h: LIST_HEAD_INIT(9), LIST_HEAD(9), LIST_HEAD_GUARDED(9), INIT_LIST_HEAD(9), list_add(9), list_add_tail(9), list_add_tail_release(9), list_del(9), list_replace(9), list_replace_init(9), list_swap(9), list_del_init(9), list_move(9), list_move_tail(9), list_bulk_move_tail(9), list_is_first(9), list_is_last(9), list_is_head(9), list_empty(9), list_del_init_careful(9), list_empty_careful(9), list_rotate_left(9), list_rotate_to_front(9), list_is_singular(9), list_cut_position(9), list_cut_before(9), list_splice(9), list_splice_tail(9), list_splice_init(9), list_splice_tail_init(9), list_entry(9), list_first_entry(9), list_last_entry(9), list_first_entry_or_null(9), list_last_entry_or_null(9), list_next_entry(9), list_next_entry_circular(9), list_prev_entry(9), list_prev_entry_circular(9), list_for_each(9), list_for_each_continue(9), list_for_each_prev(9), list_for_each_safe(9), list_for_each_prev_safe(9), list_count_nodes(9), list_entry_is_head(9), list_for_each_entry(9), list_for_each_entry_reverse(9), list_prepare_entry(9), list_for_each_entry_continue(9), list_for_each_entry_continue_reverse(9), list_for_each_entry_from(9), list_for_each_entry_from_reverse(9), list_for_each_entry_safe(9), list_for_each_entry_safe_continue(9), list_for_each_entry_safe_from(9), list_for_each_entry_safe_reverse(9), list_safe_reset_next(9), hlist_unhashed(9), hlist_unhashed_lockless(9), hlist_empty(9), hlist_del(9), hlist_del_init(9), hlist_add_head(9), hlist_add_before(9), hlist_add_behind(9), hlist_add_fake(9), hlist_fake(9), hlist_is_singular_node(9), hlist_move_list(9), hlist_splice_init(9), hlist_for_each_entry(9), hlist_for_each_entry_continue(9), hlist_for_each_entry_from(9), hlist_for_each_entry_safe(9), hlist_count_nodes(9). 🫶

mwah 💋 this cutie came from ./include/linux, October 2026, and it's the list_first_e...null_acquire(9) page — periodt. 💖

📦 where this page comes from