zfcp_unit_find(9)

💖 zfcp_unit_find 💖

okay so this is from the Kernel API Manual, and it’s literally the zfcp_unit_find moment: find the unit, bestie. 🫶

✨ NAME ✨

zfcp_unit_find — Find and return the zfcp_unit with the specified FCP LUN. 💅

🎀 SYNOPSIS 🎀

struct zfcp_unit * zfcp_unit_find (struct zfcp_port *port , u64 fcp_lun
       );

💅 ARGUMENTS 💅

• port — the zfcp_port where to look for the unit. that’s where we’re searching, bestie 🔍
• fcp_lun — the 64 Bit FCP LUN used to identify the zfcp_unit. 🎯 that’s the identifier

🦋 DESCRIPTION 🦋

If zfcp_unit is found, a reference is acquired that has to be released later. That’s the whole vibe. It finds it, a reference is acquired, and you have to release it later — no cap, don’t leave it hanging. 😭

🌸 RETURN 🌸

Pointer to the zfcp_unit, or NULL if there is no zfcp_unit with the specified FCP LUN. 💖

🔥 SEE ALSO 🔥

go read these, they’re iconic:

• Kernel file ./drivers/s390/scsi/zfcp_unit.c
• zfcp_unit_scsi_scan(9)
• zfcp_unit_queue_scsi_scan(9)
• zfcp_unit_release(9)
• zfcp_unit_add(9)
• zfcp_unit_sdev(9)
• zfcp_unit_sdev_status(9)
• zfcp_unit_remove(9)

mwah 💖 — source/version: ./drivers/s390/scsi, date: October 2026. periodt. 🎀