ixgbe_clear_tx_pending(9)

📦 version 7.3.1, in nixpkgs unstable

💅 ixgbe_clear_tx_pending 💅

okay so bestie, this is a page from the Kernel API Manual — section 9 of the manual pages, the kernel developer one — and it's about one tiny little function that saves your NIC from a truly tragic situation. buckle up 🎀

✨ NAME ✨

ixgbe_clear_tx_pending — clear pending TX work from the PCIe fifo 🧹

✨ SYNOPSIS ✨

void ixgbe_clear_tx_pending (struct ixgbe_hw *hw );

like, that's the whole call. no return value, no drama, she just goes and does the thing 😌

✨ ARGUMENTS ✨

  • hw — pointer to the hardware structure. yeah, the hardware struct, the main character of every ixgbe function ever 💅

✨ DESCRIPTION ✨

so here's the tea 🍵 — the 82599 and x540 MACs can literally experience issues if TX work is still pending when a reset occurs. like, not cute at all. 😭

this function prevents that whole mess by flushing the PCIe buffers on the system. so before the reset goes down, she clears out the pending TX work from the PCIe fifo. no leftovers, no awkwardness, no mystery bugs at 3am. slay. ✨

ngl this is one of those quiet little functions that prevents a catastrophic vibe check failure. respect her. 🫶

✨ SEE ALSO ✨

the friend group is huge, bestie. the kernel file itself lives at ./drivers/net/ethernet/intel/ixgbe/ixgbe_common.c, and here's literally everyone she hangs out with 💖

and that's the whole page, bestie 🌈✨

this cutie came out of the source path ./drivers/net/ethernet/intel/i... (yeah, the page truncates it right there, iykyk 💀) and she's dated October 2026, delivered to you under the Kernel API Manual banner, with ixgbe_clear_tx_pending(9) stamped on both ends of the page. go flush those buffers, queen 👑💖

📦 where this page comes from