trace_io_uring_complete(9)

🌸 hey bestie, welcome to trace_io_uring_complete(9) 🌸

okay so this is the Kernel API Manual page for trace_io_uring_complete(9), and it's giving “the exact moment an SQE gets completed.” We are so back. 💅

✨ NAME ✨

trace_io_uring_complete — called when completing an SQE. no cap, that's the whole vibe. 💖

🦋 SYNOPSIS 🦋

void trace_io_uring_complete (struct io_ring_ctx *ctx , void *req ,
       struct io_uring_cqe *cqe );

Lowkey the signature is right there, bestie — copy it exactly, don't freestyle. ✨

🎀 ARGUMENTS 🎀

• ctx — pointer to a ring context structure. yes bestie, the ring context is the main character here. 👑
• req — (optional) pointer to a submitted request. optional! so if it's not there, don't panic. 🫶
• cqe — pointer to the filled in CQE being posted. this is the filled-in CQE getting posted, periodt. 💅

🔥 SEE ALSO 🔥

Kernel file ./include/trace/events/io_uring.h — and the whole tracepoint friend group is here, iykyk:

• trace_io_uring_create(9)
• trace_io_uring_register(9)
• trace_io_uring_file_get(9)
• trace_io_uring_queue_async_work(9)
• trace_io_uring_defer(9)
• trace_io_uring_link(9)
• trace_io_uring_cqring_wait(9)
• trace_io_uring_fail_link(9)
• trace_io_uring_submit_req(9)

go read those too, bestie — it's giving required reading for the io_uring girlies. 📚

okay that's the whole page, mwah 💋 — source/version ./include/trace/events, dated October 2026, and this has been trace_io_uring_complete(9). slay. 🎀✨