STRUCT ACRN_MSI_ENTRY(9)

🦋 NAME 🦋

okay bestie, welcome to the struct acrn_msi_entry(9) page from the Kernel API Manual ✨ this struct is literally Info for injecting a MSI interrupt to a VM 🎀

✨ SYNOPSIS ✨

struct acrn_msi_entry {
    __u64 msi_addr;
    __u64 msi_data;
 };

🫶 Members 🫶

• msi_addr — MSI addr[19:12] with dest vCPU ID 💅
• msi_data — MSI data[7:0] with vector ⭐

🌈 SEE ALSO 🌈

Kernel file ./include/uapi/linux/acrn.h — and the whole struct squad is right here, no cap:

• struct acrn_mmio_request(9)
• struct acrn_pio_request(9)
• struct acrn_pci_request(9)
• struct acrn_io_request(9)
• struct acrn_ioreq_notify(9)
• struct acrn_vm_creation(9)
• struct acrn_gp_regs(9)
• struct acrn_descriptor_ptr(9)
• struct acrn_regs(9)
• struct acrn_vcpu_regs(9)
• struct acrn_vm_memmap(9)
• struct acrn_ptdev_irq(9)
• struct acrn_pcidev(9)
• struct acrn_mmio_dev_res(9)
• struct acrn_mmiodev(9)
• struct acrn_vdev(9)
• struct acrn_cstate_data(9)
• struct acrn_pstate_data(9)
• struct acrn_ioeventfd(9)
• struct acrn_irqfd(9)

mwah 💋 this little page came from ./include/uapi/linux, dated October 2026, and it’s literally called struct acrn_msi_entry(9) — periodt 🫶👑