irq_domain_create_sim(9)

🎀 NAME 🎀

Okay bestie, welcome to the irq_domain_create_sim(9) page from the Kernel API Manual 🌈✨ This one is literally about creating a new interrupt simulator irq_domain and allocating a range of dummy interrupts 💅🦋

✨ SYNOPSIS ✨

       struct irq_domain * irq_domain_create_sim (struct fwnode_handle *fwnode
       , unsigned int num_irqs );

🫶 ARGUMENTS 🫶

• fwnode — the struct fwnode_handle to be associated with this domain 💖
• num_irqs — the number of interrupts to allocate, periodt ✨

💫 DESCRIPTION 💫

Here’s the vibe check: on success, it returns a new irq_domain object 🫶👑. On failure, it’s a negative errno wrapped with ERR_PTR 😭💀.

🔥 SEE ALSO 🔥

• Kernel file ./kernel/irq/irq_sim.c 🌸
• irq_domain_remove_sim(9) 💜
• devm_irq_domain_create_sim(9) 🎀

xoxo, source/version ./kernel/irq, dated October 2026 💅🎀🦋