EFADV_CREATE_DRIVER_QP(3)

📦
version 62.0 · 8 versions
, in alpine 3.24, centos-stream 10, centos-stream 9, ubuntu jammy

🌸 NAME 🌸

efadv_create_driver_qp — create an EFA specific Queue Pair 💖

okay bestie, quick vibe check: this lil page is from the EFA Direct Verbs Manual, and it's all about making an EFA-specific QP. iconic behavior only ✨

✨ SYNOPSIS ✨

#include <infiniband/efadv.h>

struct ibv_qp *efadv_create_driver_qp(struct ibv_pd *ibvpd,
                                      struct ibv_qp_init_attr *attr,
                                      uint32_t driver_qp_type);

💖 DESCRIPTION 💖

efadv_create_driver_qp() creates device-specific Queue Pairs. literally its whole main character moment 💅

So here's the lore: Scalable Reliable Datagram (SRD) transport provides reliable out-of-order delivery, transparently utilizing multiple network paths to reduce network tail latency. no cap, that's the flex 🌈

Its interface is similar to UD, and in particular it supports message size up to MTU, with error handling extended to support reliable communication. slay 🦋

🎀 driver_qp_type 🎀

The type of QP to be created:

  • EFADV_QP_DRIVER_TYPE_SRD — create an SRD QP. periodt 💫

🔥 RETURN VALUE 🔥

efadv_create_driver_qp() returns a pointer to the created QP, or NULL if the request fails. bestie, check for that NULL, i am begging 🙈

🌟 SEE ALSO 🌟

👑 AUTHORS 👑

Gal Pressman <galpress@amazon.com> 💌

xoxo, your EFA bestie 🫶 this page comes from the efa source and is dated 2019-01-23 🎀✨

📦 where this page comes from