LIBETH_XSK_DEFINE_FLUSH_TX(9)

💅 LIBETH_XSK_DEFINE_FLUSH_TX 💅

okay so bestie, welcome to the Kernel API Manual, section 9 — yes this is a real kernel macro page and yes it's iconic 🎀

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✨ NAME ✨

LIBETH_XSK_DEFINE_FLUSH_TX — the macro that defines a driver function for flushing XDP_TX on an XSk, no cap 🦋

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🌸 SYNOPSIS 🌸

LIBETH_XSK_DEFINE_FLUSH_TX (name , prep , xmit );

literally that's the whole vibe, three args and you're done 💅

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🎀 ARGUMENTS 🎀

• name — the name of the function you're defining. like, you get to pick it, main character energy 👑
• prep — the driver callback that cleans an XDPSQ 🧹✨
• xmit — the driver callback that writes a HW Tx descriptor 🖊️🔥

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💖 SEE ALSO 💖

bestie there is a whole friend group here, go say hi 🫶

Kernel file ./include/net/libeth/xsk.h, plus:

• libeth_xsk_tx_queue_head(9)
• libeth_xsk_tx_queue_frag(9)
• libeth_xsk_tx_queue_bulk(9)
• libeth_xsk_tx_fill_buf(9)
• libeth_xsk_tx_flush_bulk(9)
• libeth_xsktmo_req_csum(9)
• __libeth_xsk_xmit_fill_buf_md(9)
• __libeth_xsk_xmit_fill_buf(9)
• libeth_xsk_xmit_fill_buf(9)
• libeth_xsk_xmit_do_bulk(9)
• libeth_xsk_tx_init_bulk(9)
• libeth_xsk_process_buff(9)
• __libeth_xsk_run_prog(9)
• libeth_xsk_run_prog(9)
• __libeth_xsk_run_pass(9)
• libeth_xsk_run_pass(9)
• libeth_xsk_finalize_rx(9)
• LIBETH_XSK_DEFINE_RUN_PROG(9)
• LIBETH_XSK_DEFINE_RUN_PASS(9)
• LIBETH_XSK_DEFINE_RUN(9)
• LIBETH_XSK_DEFINE_FINALIZE(9)
• struct libeth_xskfq(9)
• libeth_xsk_buff_xdp_get_dma(9)
• libeth_xskfqe_alloc(9)

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ngl, this page lives in ./include/net/libeth, dropped October 2026, and the whole thing is filed under LIBETH_XSK_DEFINE_FLUSH_TX(9) — slay, go write that flush function bestie 💜🌈⭐