mpi3mr_change_queue_depth(9)

📦 version 7.3.1, in nixpkgs unstable

💅 mpi3mr_change_queue_depth — change the QD callback handler (Kernel API Manual, bestie edition)

okay so this is a page from the Kernel API Manual, and today's main character is mpi3mr_change_queue_depth. she's a callback handler, she changes QD, and she's literally one function. short queen. let's get into it 🎀

✨ NAME ✨

mpi3mr_change_queue_depth — Change QD callback handler 🌸

🦋 SYNOPSIS 🦋

int mpi3mr_change_queue_depth (struct scsi_device *sdev , int q_depth );

💖 ARGUMENTS 💖

  • sdev — a SCSI device reference. like, the actual device you're doing this to 🫶
  • q_depth — the queue depth. the QD in question, if you will 💅

👑 DESCRIPTION 👑

the whole job, start to finish: validate the QD, limit the QD, and then call scsi_change_queue_depth. that's it. that's the function. she checks it, she caps it, she hands it off. no cap 🔥

⭐ RETURN ⭐

whatever scsi_change_queue_depth gives back — that's the return value. she's not doing anything extra with it, she just passes it along 💜

🌈 SEE ALSO 🌈

first up, the kernel file where this lives, because obviously:

  • ./drivers/scsi/mpi3mr/mpi3mr_os.c

and now the extended cinematic universe 😭 (all of these are (9) pages):

ok that's the whole squad, no skips, we do not leave anyone out in this group chat 💀

alright bestie, that's the page 💖 it came from ./drivers/scsi/mpi3mr, dated October 2026 — and it's on the Kernel API Manual shelf, mpi3mr_change_queue_depth(9), iconic behavior only 👑✨

📦 where this page comes from