hfi1_need_drop(9)

💅 hfi1_need_drop(9) — Kernel API Manual 🫶

okay bestie, welcome to the hfi1_need_drop(9) page — yes, it's a whole Kernel API moment, and we're gonna get through it together ✨

🌸 NAME 🌸

hfi1_need_drop — detect need for drop

🎀 SYNOPSIS 🎀

bool hfi1_need_drop (struct hfi1_devdata *dd );

🦋 ARGUMENTS 🦋

• dd — the device 🫶

🔥 DESCRIPTION 🔥

In some cases, the first packet needs to be dropped. no cap, that's just how it is sometimes 💅

It returns true if the current packet needs to be dropped, and false otherwise. literally that's the vibe check for the packet 👑

🌈 SEE ALSO 🌈

Kernel file ./drivers/infiniband/hw/hfi1/hfi.h — and the whole squad:

• rcvhdrq_size(9)
• hfi1_get_rc_ohdr(9)
• hfi1_rcd_head(9)
• hfi1_set_rcd_head(9)
• hfi1_seq_incr_wrap(9)
• hfi1_seq_cnt(9)
• hfi1_set_seq_cnt(9)
• last_rcv_seq(9)
• get_hdrqentsize(9)
• get_hdrq_cnt(9)
• hfi1_is_slowpath(9)
• hfi1_is_fastpath(9)
• hfi1_set_fast(9)
• sc_to_vlt(9)
• hfi1_may_ecn(9)
• hfi1_rcvhdrtail_kvaddr(9)

and that's the page, bestie 💖 source/version energy comes from ./drivers/infiniband/hw/hfi1, dated October 2026 — slay, bye! 🎀✨