qeth_vm_request_mac(9)

🎀 NAME 🎀

okay bestie, welcome to the qeth_vm_request_mac(9) page in the Kernel API Manual 💅 — this one is all about requesting a hypervisor-managed MAC address, and the function name is literally qeth_vm_request_mac ✨.

qeth_vm_request_mac — Request a hypervisor-managed MAC address 🦋

✨ SYNOPSIS ✨

int qeth_vm_request_mac (struct qeth_card *card );

🌸 ARGUMENTS 🌸

• card — a pointer to a qeth_card 👑. That's the whole argument list, no cap.

💖 DESCRIPTION 💖

So here's the vibe check: it returns 0 if a MAC address has been set for the card's netdevice 🎀. It also gives you a return code for various error conditions 💀 — that's the "things did not go perfectly" lane, iykyk.

🦋 SEE ALSO 🦋

Kernel file ./drivers/s390/net/qeth_core_main.c — plus these besties: qeth_irq(9), qeth_send_control_data(9), qeth_prep_flush_pack_buffer(9), qeth_get_elements_for_frags(9), qeth_count_elements(9), qeth_add_hw_header(9), qeth_fill_buffer(9), qeth_enable_hw_features(9) 🌈.

xoxo, your kernel bestie 💜 — source/version: ./drivers/s390/net, date: October 2026 🫶