aer_irq(9)

🌈 aer_irq(9) 🌈

okay bestie, welcome to the Kernel API Manual page for aer_irq — literally the Root Port's ISR, and it's giving main character energy. vibe check: passed. 🎀✨

💖 NAME 💖

aer_irq — Root Port's ISR. periodt. 💅

✨ SYNOPSIS ✨

irqreturn_t aer_irq (int irq , void *context );

🫶 ARGUMENTS 🫶

• irq — the IRQ assigned to Root Port. slay. ✨
• context — a pointer to the Root Port data structure. iconic. 🦋

🌸 DESCRIPTION 🌸

Lowkey the whole vibe: this function is invoked when the Root Port detects AER messages. That's it. no cap. 😭💖

the way that this page is tiny but still iconic? obsessed. not me being emotional over a manpage, but here we are. fr fr. 🫶

🦋 SEE ALSO 🦋

okay so the Kernel file ./drivers/pci/pcie/aer.c is the home base, and the whole squad is:

• enable_ecrc_checking(9)
• disable_ecrc_checking(9)
• pcie_set_ecrc_checking(9)
• pcie_ecrc_get_policy(9)
• pci_aer_raw_clear_status(9)
• add_error_device(9)
• is_error_source(9)
• find_source_device(9)
• pci_aer_unmask_internal_errors(9)
• pci_aer_handle_error(9)
• aer_get_device_error_info(9)
• aer_isr_one_error_type(9)
• aer_isr_one_error(9)
• aer_isr(9)
• aer_enable_rootport(9)
• aer_disable_rootport(9)
• aer_remove(9)
• aer_probe(9)
• aer_root_reset(9)
• pcie_aer_init(9)

go off, besties 🔥👑

ngl, this page is short but it ate. mwah 💋 — source/version vibes from ./drivers/pci/pcie, dated October 2026, and yes bestie, it's aer_irq(9). bye 🫶✨