zfcp_dbf_hba_uas(9)

✨ zfcp_dbf_hba_uas ✨

okay so bestie, welcome to section 9 of the Kernel API Manual — this is the page for zfcp_dbf_hba_uas, and it's literally the trace event for the sysfs unit add store. yes, that's the whole name. that's the vibe. 🎀

🌸 SYNOPSIS 🌸

void zfcp_dbf_hba_uas (char *tag , int level , struct zfcp_adapter
*adapter , u64 wwpn , u64 fcp_lun , int ret );

it returns void, meaning it gives you nothing back and honestly same. 💅

🦋 ARGUMENTS 🦋

• tag — a tag that tells you which kind of unit add store condition just went down 👀 like, which flavor of situation are we tracing here
• level — the debug trace level, iykyk 🫶
• adapter — pointer to struct zfcp_adapter, your main character struct
• wwpn — the remote port wwn, no cap
• fcp_lun — the FCP LUN ⭐
• ret — the return value, the receipts, the "how did it go" 😭

👑 SEE ALSO 👑

the kernel file lives at ./drivers/s390/scsi/zfcp_dbf.c — go look, it's iconic. and while you're there, these besties are all in the same friend group:

• zfcp_dbf_hba_fsf_res(9)
• zfcp_dbf_hba_fsf_fces(9)
• zfcp_dbf_hba_fsf_reqid(9)
• zfcp_dbf_hba_fsf_uss(9)
• zfcp_dbf_hba_bit_err(9)
• zfcp_dbf_hba_def_err(9)
• zfcp_dbf_rec_trig(9)
• zfcp_dbf_rec_trig_lock(9)
• zfcp_dbf_rec_run_lvl(9)
• zfcp_dbf_rec_run(9)
• zfcp_dbf_rec_run_wka(9)
• zfcp_dbf_san_req(9)
• zfcp_dbf_san_res(9)
• zfcp_dbf_san_in_els(9)
• zfcp_dbf_scsi_common(9)
• zfcp_dbf_scsi_eh(9)
• zfcp_dbf_adapter_register(9)
• zfcp_dbf_adapter_unregister(9)

ngl that's a whole group chat of debug functions and every single one of them is valid 💖

okay that's the page, bestie!! sign-off time: this one came from the source tree at ./drivers/s390/scsi, dated October 2026, and yeah — it's zfcp_dbf_hba_uas(9), periodt. 🧚‍♀️🦋💜