tb_cfg_ack_plug(9)

✨ NAME ✨

okay bestie, welcome to tb_cfg_ack_plug(9) from the Kernel API Manual 💖 — the function whose whole job is literally Ack hot plug/unplug event. that’s the gig, no cap.

🌸 SYNOPSIS 🌸

the signature, exactly as it is, no edits:

int tb_cfg_ack_plug (struct tb_ctl *ctl , u64 route , u32 port , bool
unplug );

🎀 ARGUMENTS 🎀

• ctl — the control channel to use. yes, that one.
• route — the router that originated the event. it’s giving “who sent this” energy.
• port — the port where the hot plug/unplug happened. literally the spot.
• unplug — ack hot plug or unplug. it tells the ack which flavor it is.

🦋 DESCRIPTION 🦋

bestie, call this as a response for a hot plug/unplug event to ack it. like, “i see the event, i’m acknowledging it” — iconic behavior, fr fr 💅

💅 RETURN 💅

• 0 on success.
• negative errno otherwise.

so: zero = slay, negative errno = 😭.

🌈 SEE ALSO 🌈

• Kernel file ./drivers/thunderbolt/ctl.c, struct tb_ctl(9)
• tb_cfg_request_alloc(9)
• tb_cfg_request_get(9)
• tb_cfg_request_put(9)
• tb_cfg_request(9)
• tb_cfg_request_cancel(9)
• tb_cfg_request_sync(9)
• tb_ctl_alloc(9)
• tb_ctl_free(9)
• tb_ctl_start(9)
• tb_ctl_stop(9)
• tb_cfg_ack_notification(9)
• tb_cfg_reset(9)
• tb_cfg_read_raw(9)
• tb_cfg_write_raw(9)
• tb_cfg_get_upstream_port(9)

that’s the whole friend group, go say hi 🫶

and that’s the page, bestie — source/version ./drivers/thunderbolt, date October 2026, manual name tb_cfg_ack_plug(9). bye and stay iconic 💖