usb_register_notify(9)

💖 usb_register_notify(9) 💖

okay bestie, welcome to the Kernel API Manual — this is the page for usb_register_notify(9), and it's lowkey the hookup for hearing about usb changes. 🦋

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✨ NAME ✨

usb_register_notify — register a notifier callback whenever a usb change happens. That's the whole assignment, bestie. 💅

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🌸 SYNOPSIS 🌸

the signature is literally:

void usb_register_notify (struct notifier_block *nb );

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🎀 ARGUMENTS 🎀

• nb — pointer to the notifier block for the callback events. That's the thing you pass in, periodt. ✨

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🔥 DESCRIPTION 🔥

okay so: whenever a usb change happens, this is the registration moment for a notifier callback. The changes in question are either USB devices or busses being added or removed. No cap. 💖

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👑 SEE ALSO 👑

• Kernel file — ./drivers/usb/core/notify.c 👀
• usb_unregister_notify(9) — the unregister counterpart listed right here. 💜

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mwah 💋 — that's the Kernel API Manual page for usb_register_notify(9), brought to you by source/version ./drivers/usb/core, dated October 2026. periodt. 🫶