octep_oq_drop_rx(9)

💅 octep_oq_drop_rx(9) — Kernel API Manual, but make it cute 🎀

okay so bestie, we're in the Kernel API Manual today and the function we're stanning is octep_oq_drop_rx. no cap, it's a little cleanup queen — its whole job is freeing the resources tied to a packet. it's giving janitor energy but make it iconic. ✨

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🌸 NAME 🌸

octep_oq_drop_rx — free the resources associated with a packet. that's it, that's the vibe. 🧹💖

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🦋 SYNOPSIS 🦋

void octep_oq_drop_rx (struct octep_oq *oq , struct octep_rx_buffer
*buff_info , u32 *read_idx , u32 *desc_used );

literally just call it like that, bestie. returns nothing (void), takes four things, does the freeing. slay. 💅

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⭐ ARGUMENTS ⭐

• oq — the Octeon Rx queue data structure. this is the main character of the whole operation, lowkey. 👑
• buff_info — the current packet buffer info. like, the packet we're currently looking at. 🍓
• read_idx — the current packet index in the ring. keeping track of where we are, iykyk. 🌈
• desc_used — the current packet descriptor number. also a tracker, also important. ⭐

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🌸 SEE ALSO 🌸

the kernel file in question, for when you wanna go straight to the source:

./drivers/net/ethernet/marvell/octeon_ep/octep_rx.c

and the whole friend group of related functions (they all ate, fr fr):

• octep_oq_fill_ring_buffers(9)
• octep_oq_refill(9)
• octep_setup_oq(9)
• octep_oq_free_ring_buffers(9)
• octep_free_oq(9)
• octep_setup_oqs(9)
• octep_oq_dbell_init(9)
• octep_free_oqs(9)
• octep_oq_check_hw_for_pkts(9)
• octep_oq_next_pkt(9)
• __octep_oq_process_rx(9)
• octep_oq_process_rx(9)

bestie please go read those too, this page is like one (1) function out of a whole squad 💀

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and that's the page!! 🫶 this little writeup traces back to ./drivers/net/ethernet/marvell... and it's dated October 2026, so it's basically fresh out the group chat. mwah 💋 — go free those packet resources, you absolute icon 🎀✨