rvt_req_notify_cq(9)

📦 version 7.3.1, in nixpkgs unstable

💅 rvt_req_notify_cq — a Kernel API Manual moment (section 9, bestie)

okay so literally welcome to rvt_req_notify_cq(9), the glow-up page for changing the notification type on a completion queue. no cap, she's a tiny function but she's iconic. ✨

🌸 NAME 🌸

rvt_req_notify_cq — change the notification type for a completion queue

like... that's her whole job. and she ATE. 💅

🦋 SYNOPSIS 🦋

int rvt_req_notify_cq (struct ib_cq *ibcq , enum ib_cq_notify_flags
notify_flags );

the way this signature just sits there being all int about it, we love to see it 🫶

🎀 ARGUMENTS 🎀

  • ibcq — the completion queue. literally the cq in question, the main character of this whole operation 👑
  • notify_flags — the type of notification to request. iykyk, this is where you tell her how you wanna be notified 💌

✨ DESCRIPTION ✨

so here's the vibe check: this may be called from interrupt context. yes bestie, interrupt context — she's out here working in the middle of everything, no big deal 😭🔥

she's also called by ib_req_notify_cq in the generic verbs code. so like, she's not even doing it for the attention, she's just being helpful. genuinely obsessed with her work ethic fr fr 🧚

💖 RETURN 💖

0 for success. that's it. that's the whole return value. slay, minimal, focused, periodt ⭐

🔥 SEE ALSO 🔥

kernel file ./drivers/infiniband/sw/rdmavt/cq.c, plus her whole friend group:

go read the source, bestie. the cq file is right there and she's waiting for you 🙈💜

okay that's the page!! this came to you from ./drivers/infiniband/sw/rdmavt, dated October 2026, in the Kernel API Manual — mwah, love you, bye 🎀💖🌈

📦 where this page comes from