igb_obtain_mbx_lock_pf(9)

📦 version 7.3.1, in nixpkgs unstable

💅 igb_obtain_mbx_lock_pf 💅

okay so bestie, welcome to the Kernel API Manual (section 9, we're fancy here ✨) — this is the page for igb_obtain_mbx_lock_pf, and no cap, it's a whole little vibe.

🌸 NAME 🌸

igb_obtain_mbx_lock_pf — obtain mailbox lock 🎀

like... you want the lock? this is the function that goes and gets you the lock. that's the whole thing. iconic honestly.

✨ SYNOPSIS ✨

s32 igb_obtain_mbx_lock_pf (struct e1000_hw *hw , u16 vf_number );

that's the signature fr fr, copy it exactly, don't be out here renaming stuff 🙈

🦋 ARGUMENTS 🦋

  • hw — pointer to the HW structure 💖 (the hardware friend, you know her)
  • vf_number — the VF index 🌈 (which VF we're talking about, iykyk)

👑 DESCRIPTION 👑

return SUCCESS if we obtained the mailbox lock 💅

that's it. that's the description. lowkey obsessed with how confident this is. you call it, it tries to get the lock, and if you got it you get SUCCESS back. periodt. ✨

ngl this is a return value situation, bestie — the page tells you what it returns, so don't go inventing extra behaviour in your head 🫶

🎀 SEE ALSO 🎀

the whole friend group, ok, they all show up together:

like look at that list, it's giving squad goals 🔥 and yes, igb_release_mbx_lock_pf(9) is right there — she's the one who lets go. balance. 🧚

anyway mwah 💜 this page lives in ./drivers/net/ethernet/intel/igb, dated October 2026, from the Kernel API Manual — go be great with your mailbox lock, bestie. slay 🎀✨

📦 where this page comes from