t4_cfg_pfvf(9)

📦 version 7.3.1, in nixpkgs unstable

🎀 t4_cfg_pfvf(9) — Kernel API Manual 🎀

Hiii bestie!! okay so this is t4_cfg_pfvf(9) from the Kernel API Manual, and it's lowkey iconic — it's the page about setting PF/VF resource limits. Let's get into it 💖

🌸 NAME 🌸

t4_cfg_pfvf — configure PF/VF resource limits. Periodt. 💅

✨ SYNOPSIS ✨

int t4_cfg_pfvf (struct adapter *adap , unsigned int mbox , unsigned int
pf , unsigned int vf , unsigned int txq , unsigned int txq_eth_ctrl ,
unsigned int rxqi , unsigned int rxq , unsigned int tc , unsigned int vi
, unsigned int cmask , unsigned int pmask , unsigned int nexact ,
unsigned int rcaps , unsigned int wxcaps );

💅 ARGUMENTS 💅

  • adap — the adapter. Like, the whole NIC vibe you're working with 🫶
  • mbox — mailbox to use for the FW command. Yes bestie, the mailbox, not your DMs 📬
  • pf — the PF being configured.
  • vf — the VF being configured.
  • txq — the max number of egress queues. Queue math, but make it cute ✨
  • txq_eth_ctrl — the max number of egress Ethernet or control queues.
  • rxqi — the max number of interrupt-capable ingress queues.
  • rxq — the max number of interruptless ingress queues.
  • tc — the PCI traffic class.
  • vi — the max number of virtual interfaces.
  • cmask — the channel access rights mask for the PF/VF.
  • pmask — the port access rights mask for the PF/VF.
  • nexact — the maximum number of exact MPS filters.
  • rcaps — read capabilities.
  • wxcaps — write/execute capabilities.

🦋 DESCRIPTION 🦋

Configures resource limits and capabilities for a physical or virtual function. That's the whole assignment, bestie: resource limits + capabilities for a physical function or a virtual function. No extra lore, no side quests — just the config 🎀

👑 SEE ALSO 👑

Kernel file first, then the whole SEE ALSO squad — every single one, no cap:

💖 Cute sign-off time: source/version ./drivers/net/ethernet/chelsio..., date October 2026, page t4_cfg_pfvf(9). Mwah! 💋✨

📦 where this page comes from