pipe_empty(9)

💖 pipe_empty(9) — Kernel API Manual 💖

Okay bestie, welcome to the tiny-but-iconic pipe_empty page. It’s short, it’s sweet, and it’s giving “small but mighty kernel helper” energy. Slay. 💅

✨ NAME ✨

pipe_empty — Return true if the pipe is empty. That’s the vibe check: empty pipe, true answer, no cap. 🫶

🎀 SYNOPSIS 🎀

bool pipe_empty (unsigned int head , unsigned int tail );

💅 ARGUMENTS 💅

• head — the pipe ring head pointer. Literally the head pointer of the pipe ring, bestie. 👑
• tail — the pipe ring tail pointer. The tail pointer of the pipe ring, fr fr. 🐾

🦋 SEE ALSO 🦋

Kernel file ./include/linux/pipe_fs_i.h, plus the whole bestie lineup:

• struct pipe_buffer(9)
• union pipe_index(9)
• struct anon_pipe_prealloc(9)
• struct pipe_inode_info(9)
• pipe_has_watch_queue(9)
• pipe_occupancy(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)

💌 Cute little sign-off: source/version ./include/linux, date October 2026, page pipe_empty(9). Signed with sparkle and a bow — mwah! 🎀✨