pci_iov_init(9)

💅 pci_iov_init(9) — a Kernel API Manual moment ✨

okay so bestie, welcome to the Kernel API Manual, and today's main character is pci_iov_init. she's short, she's sweet, and she literally just gets the IOV capability ready to go. no cap. 🎀

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✨ NAME ✨

pci_iov_init — initialize the IOV capability 🦋

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🌸 SYNOPSIS 🌸

int pci_iov_init (struct pci_dev *dev );

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💖 ARGUMENTS 💖

• dev — the PCI device, periodt. that's the whole vibe. 🫶

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⭐ DESCRIPTION ⭐

so what does she return? okay so:

• returns 0 on success 👑
• or a negative value on failure 😭

that's it. that's the whole description. she's lowkey iconic for keeping it brief fr fr. 💅

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🌈 SEE ALSO 🌈

bestie, the kernel file for this one lives at ./drivers/pci/iov.c — and here's the whole friend group, no cap:

• pci_iov_get_pf_drvdata(9)
• pci_iov_release(9)
• pci_iov_remove(9)
• pci_iov_update_resource(9)
• pci_sriov_resource_alignment(9)
• pci_restore_iov_state(9)
• pci_vf_drivers_autoprobe(9)
• pci_iov_bus_range(9)
• pci_enable_sriov(9)
• pci_disable_sriov(9)
• pci_num_vf(9)
• pci_vfs_assigned(9)
• pci_sriov_set_totalvfs(9)
• pci_sriov_get_totalvfs(9)
• pci_sriov_configure_simple(9)
• pci_iov_vf_bar_set_size(9)
• pci_iov_vf_bar_get_sizes(9)

like, go read them, iykyk 💜

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and that's the whole page, bestie! 🧚 this one comes from ./drivers/pci, dated October 2026, and it's filed under pci_iov_init(9) — slay 💅✨