i40e_xmit_zc(9)

✨ i40e_xmit_zc(9) ✨

okay bestie, welcome to the Kernel API Manual 💖 this one's a lil function page and it's honestly kind of a baddie — let's get into it 🫶

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🌸 NAME 🌸

i40e_xmit_zc — literally performs zero-copy Tx AF_XDP 💅 no cap, that's the whole vibe

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🦋 SYNOPSIS 🦋

bool i40e_xmit_zc (struct i40e_ring *xdp_ring , unsigned int budget );

like… it returns a bool, it takes two things, she's compact, she's iconic 👑

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🎀 ARGUMENTS 🎀

• xdp_ring — the XDP Tx ring 🌀 that's the ring she's transmitting on, bestie
• budget — the NAPI budget 💸 the allowance, the lil spending limit for this round

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⭐ DESCRIPTION ⭐

Returns true if the work is finished ✨ that's it, that's the energy. mission complete, vibe check passed, go home 🌈

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💜 SEE ALSO 💜

the kernel file where all the magic lives, no seriously go look:

./drivers/net/ethernet/intel/i40e/i40e_xsk.c

and the whole friend group 🫶 (iykyk, this is a long group chat):

• i40e_realloc_rx_xdp_bi(9)
• i40e_realloc_rx_bi_zc(9)
• i40e_xsk_pool_enable(9)
• i40e_xsk_pool_disable(9)
• i40e_xsk_pool_setup(9)
• i40e_run_xdp_zc(9)
• i40e_construct_skb_zc(9)
• i40e_clean_rx_irq_zc(9)
• i40e_clean_xdp_tx_buffer(9)
• i40e_clean_xdp_tx_irq(9)
• i40e_xsk_wakeup(9)
• i40e_xsk_clean_tx_ring(9)
• i40e_xsk_any_rx_ring_enabled(9)

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💀 reminder bestie: the synopsis is written exactly as it ships — those spaces around the commas? not a typo, that's just how C man pages dress. don't come for her 💅

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and that's the page!! mwah 💋 this lil corner of the tree lives in ./drivers/net/ethernet/intel/i40e, dated October 2026 🌸 go forth and transmit, zero-copy queen 👑✨