hv_pci_start_relations_work(9)

okay so bestie, welcome to the hv_pci_start_relations_work(9) page from the Kernel API Manual — this one is highkey about queueing work to start device discovery ✨💅

✨ NAME ✨

hv_pci_start_relations_work — Queue work to start device discovery 🫶

🎀 SYNOPSIS 🎀

int hv_pci_start_relations_work (struct hv_pcibus_device *hbus , struct
       hv_dr_state *dr );

💅 ARGUMENTS 💅

• hbus — the Root PCI bus, as understood by this driver 💖
• dr — the list of children returned from host 🌸

🦋 RETURN 🦋

0 on success, -errno on failure 😭

🌈 SEE ALSO 🌈

Kernel file ./drivers/pci/controller/pci-hyperv.c — plus all these iconic references, no cap:

• struct hv_msi_desc(9)
• struct hv_msi_desc2(9)
• struct tran_int_desc(9)
• hv_irq_retarget_interrupt(9)
• hv_pci_generic_compl(9)
• devfn_to_wslot(9)
• wslot_to_devfn(9)
• _hv_pcifront_read_config(9)
• _hv_pcifront_write_config(9)
• hv_pcifront_read_config(9)
• hv_pcifront_write_config(9)
• hv_pci_read_config_compl(9)
• hv_read_config_block(9)
• hv_pci_write_config_compl(9)
• hv_write_config_block(9)
• hv_register_block_invalidate(9)
• hv_msi_free(9)
• hv_compose_msi_msg(9)
• hv_pcie_init_irq_domain(9)
• get_bar_size(9)
• survey_child_resources(9)
• prepopulate_bars(9)
• create_root_hv_pci_bus(9)
• q_resource_requirements(9)
• new_pcichild_device(9)
• get_pcichild_wslot(9)
• pci_devices_present_work(9)
• hv_pci_devices_present(9)
• hv_pci_devices_present2(9)
• hv_eject_device_work(9)
• hv_pci_eject_device(9)
• hv_pci_onchannelcallback(9)
• hv_pci_protocol_negotiation(9)
• hv_pci_free_bridge_windows(9)
• hv_pci_allocate_bridge_windows(9)
• hv_allocate_config_window(9)
• hv_pci_enter_d0(9)
• hv_pci_query_relations(9)
• hv_send_resources_allocated(9)
• hv_send_resources_released(9)
• hv_pci_probe(9)
• hv_pci_remove(9)

okay that’s the whole page, bestie — cute little sign-off: source/version situation is ./drivers/pci/controller, and the date is October 2026 💖✨🫶