arc_emac_tx(9)

📦 version 7.3.1, in nixpkgs unstable

💅 arc_emac_tx(9) — like, the Kernel API Manual page, bestie

okay so welcome to arc_emac_tx(9), straight out of the Kernel API Manual ✨ this is the little function that gets your data out the door on ARC EMAC ethernet, and honestly? she's iconic for it 🎀

🌸 NAME 🌸

arc_emac_tx — starts the data transmission 💌 aka the moment your packet leaves the group chat and enters the world 🌈

✨ SYNOPSIS ✨

netdev_tx_t arc_emac_tx (struct sk_buff *skb , struct net_device *ndev );

that's it, that's the whole vibe check 🫶 two args, one job, no cap 💅

🦋 ARGUMENTS 🦋

  • skb — a sk_buff pointer that contains the data to be Transmitted 👑 like, this is the actual payload, the main character of the whole operation, the thing everybody's been waiting for 🍓
  • ndev — Pointer to the net_device structure 🌸 your network device's whole identity, her paperwork, her lore, everything iykyk 💜

🔥 RETURN 🔥

  • NETDEV_TX_OK — on success 🎉 slay, packet sent, we ate 💅
  • NETDEV_TX_BUSY — if any of the descriptors are not free 😭 like, the queue is full bestie, no room, try again later 🙈

💖 DESCRIPTION 💖

This function is invoked from upper layers to initiate transmission ⭐ literally the upper layers knock on her door like "hey can you send this" and she's like "say less" and gets to work 🧚 the way that she's the entry point for TX is so highkey important fr fr 🔥

🌈 SEE ALSO 🌈

Kernel file ./drivers/net/ethernet/arc/emac_main.c — go read the source, it's giving lore drop 📖✨

the whole friend group honestly 😌🫶 go say hi to all of them 💜

ok that's the whole page bestie, mwah 💋

source path: ./drivers/net/ethernet/arc • dated: October 2026 • and yeah she's still arc_emac_tx(9) at the end, queen behavior 👑💅 bye pookie 🎀

📦 where this page comes from