distribute_page_over_waitq(9)

💅 distribute_page_over_waitq(9) 💅

okay so welcome to the Kernel API Manual, bestie — this is the page for distribute_page_over_waitq(9), and it's giving "complete a waitq of VDO page completions with a page result" energy. no cap. 🫶

✨ NAME ✨

distribute_page_over_waitq — complete a waitq of VDO page completions with a page result. 💖

🌸 SYNOPSIS 🌸

the signature is literally:

unsigned int distribute_page_over_waitq (struct page_info *info , struct vdo_wait_queue *waitq );

🎀 ARGUMENTS 🎀

• info — the loaded page info, aka the page info that's already loaded. 💅
• waitq — the list of waiting data_vios. yes, that's the whole vibe. 🦋

🦋 DESCRIPTION 🦋

so when this completes, the waitq will be empty. like, empty empty. that's the whole description, and honestly? iconic. ✨

🔥 RETURN 🔥

it returns the number of pages distributed. that's the number, bestie — no mystery. 💅

🌈 SEE ALSO 🌈

Kernel file ./drivers/md/dm-vdo/block-map.c — Block map eras(9).

• initialize_info(9)
• allocate_cache_components(9)
• assert_on_cache_thread(9)
• get_page_state_name(9)
• update_counter(9)
• set_info_state(9)
• find_free_page(9)
• find_page(9)
• select_lru_page(9)
• complete_with_page(9)
• complete_waiter_with_error(9)
• complete_waiter_with_page(9)
• set_persistent_error(9)
• validate_completed_page(9)
• handle_load_error(9)
• page_is_loaded(9)
• handle_rebuild_read_error(9)
• launch_page_load(9)
• schedule_page_save(9)
• launch_page_save(9)
• completion_needs_page(9)
• allocate_free_page(9)
• discard_a_page(9)
• discard_page_if_needed(9)
• write_has_finished(9)
• handle_page_write_error(9)
• page_is_written_out(9)
• write_pages(9)
• vdo_release_page_completion(9)
• vdo_get_page(9)
• vdo_request_page_write(9)
• vdo_get_cached_page(9)
• vdo_invalidate_page_cache(9)
• get_tree_page_by_index(9)
• in_cyclic_range(9)
• is_not_older(9)
• add_to_dirty_lists(9)
• vdo_find_block_map_slot(9)
• make_forest(9)
• replace_forest(9)
• finish_cursor(9)
• continue_traversal(9)
• finish_traversal_load(9)
• traverse(9)
• launch_cursor(9)
• compute_boundary(9)
• vdo_traverse_forest(9)
• initialize_block_map_zone(9)
• clear_mapped_location(9)
• set_mapped_location(9)

mwah 💋 — source/version: ./drivers/md/dm-vdo, date: October 2026. catch you in the kernel, bestie 🧚💜