pipe_occupancy(9)

🎀 NAME 🎀

okay so bestie, this page is pipe_occupancy(9) from the Kernel API Manual — and it’s literally right there in the name: we’re checking the number of slots used in the pipe. no cap, that’s the whole assignment. 💅

pipe_occupancy — Return number of slots used in the pipe ✨

🌸 SYNOPSIS 🌸

unsigned int pipe_occupancy (unsigned int head , unsigned int tail );

🦋 ARGUMENTS 🦋

• head — The pipe ring head pointer. 👑
• tail — The pipe ring tail pointer. 🎀

🔥 SEE ALSO 🔥

Kernel file ./include/linux/pipe_fs_i.h — this is the source-file bestie, and the whole squad is linked below:

• struct pipe_buffer(9)
• union pipe_index(9)
• struct anon_pipe_prealloc(9)
• struct pipe_inode_info(9)
• pipe_has_watch_queue(9)
• pipe_empty(9)
• pipe_full(9)
• pipe_is_full(9)
• pipe_is_empty(9)
• pipe_buf_usage(9)
• pipe_buf(9)
• pipe_head_buf(9)
• pipe_buf_get(9)
• pipe_buf_release(9)
• pipe_buf_confirm(9)
• pipe_buf_try_steal(9)

mwah 💋 — this one is filed under ./include/linux, dated October 2026, and signed pipe_occupancy(9). that’s the whole page, bestie; go be iconic with your pipe slots 🫶✨