irq_set_handler_locked(9)

✨ irq_set_handler_locked(9) ✨

okay so bestie, this is the Kernel API Manual page for irq_set_handler_locked(9) — lowkey a little lock-context moment, and yes we’re gonna get into it. 💅

🌸 NAME 🌸

irq_set_handler_locked — Set irq handler from a locked region

🦋 SYNOPSIS 🦋

void irq_set_handler_locked (struct irq_data *data , irq_flow_handler_t
       handler );

🎀 ARGUMENTS 🎀

• data — Pointer to the irq_data structure which identifies the irq
• handler — Flow control handler function for this interrupt

💜 DESCRIPTION 💜

Sets the handler in the irq descriptor associated to data. ✨

Must be called with irq_desc locked and valid parameters. Typical call site is the irq_set_type callback.

🚨 lock check, bestie: Must be called with irq_desc locked and valid parameters. That’s the whole vibe. Typical call site is the irq_set_type callback. 💀

🔥 SEE ALSO 🔥

• Kernel file ./include/linux/irqdesc.h
• struct irqstat(9)
• struct irq_redirect(9)
• struct irq_desc(9)
• irq_set_chip_handler_name_locked(9)

signed off from ./include/linux 💖 October 2026 💖 all for irq_set_handler_locked(9). periodt. 🫶