gserial_disconnect(9)

💅 gserial_disconnect(9) 💅

okay so bestie, this is the Kernel API Manual page for gserial_disconnect — literally the “we’re so done here” signal for a USB link, iykyk ✨

🌸 NAME 🌸

• gserial_disconnect — notify the TTY I/O glue that the USB link is inactive 🫶

✨ SYNOPSIS ✨

void gserial_disconnect (struct gserial *gser );

🎀 ARGUMENTS 🎀

• gser — the function, on which gserial_connect was called 👑

🦋 CONTEXT 🦋

any (usually from irq) — no cap, it can show up in irq land 🌀

🔥 DESCRIPTION 🔥

This is called to deactivate endpoints and let the TTY layer know that the connection went inactive ... not unlike "hangup". 💔

On return, the state is as if gserial_connect had never been called; there is no active USB I/O on these endpoints. periodt 💅

🌈 SEE ALSO 🌈

Kernel file ./drivers/usb/gadget/function/u_serial.c — plus gs_start_io(9) and gserial_connect(9). go read those too, bestie 📚

💖 gserial_disconnect(9) · source/version: ./drivers/usb/gadget/function · date: October 2026 — byeee, go touch grass or whatever 🌱🎀