lpfc_reg_vpi(9)

💖 lpfc_reg_vpi(9) 💖

okay so this is a page from the Kernel API Manual — yes bestie, the kernel has lore too — and today's main character is lpfc_reg_vpi(9). buckle up 🎀

---

✨ NAME ✨

lpfc_reg_vpi — prepare a mailbox command for registering vport identifier 🦋

like. it gets the mailbox command ready. it's the pre-game outfit montage of the vport world, ok?

---

🌸 SYNOPSIS 🌸

void lpfc_reg_vpi (struct lpfc_vport *vport , LPFC_MBOXQ_t *pmb );

returns nothing (void), takes two things, that's the whole vibe 💅

---

🫶 ARGUMENTS 🫶

• vport — a pointer to a vport object. literally just a pointer to a vport object, she's chill like that ✨
• pmb — a pointer to the driver's internal queue element for the mailbox command. that's the little vessel the command rides in 🚗

---

👑 DESCRIPTION 👑

so the registration vport identifier mailbox command is what you use to activate a virtual N_Port after it has already snagged an N_Port_ID. think of it as the moment your vport stops being a rumor and becomes official 👑

here's the tea: the HBA validates the N_Port_ID against the info in the selected virtual N_Port context block, and then marks it active — which is what lets normal processing of IOCB commands and received unsolicited exchanges actually happen. no cap, that's the whole point 🔥

and this routine? it's the one that prepares the mailbox command for registering a virtual N_Port. that's it, that's her job, and she does it 🎀

---

💜 SEE ALSO 💜

kernel file ./drivers/scsi/lpfc/lpfc_mbox.c, plus the whole extended friend group 💖:

lpfc_mbox_rsrc_prep(9), lpfc_mbox_rsrc_cleanup(9), lpfc_dump_static_vport(9), lpfc_down_link(9), lpfc_dump_mem(9), lpfc_dump_wakeup_param(9), lpfc_read_nv(9), lpfc_config_async(9), lpfc_heart_beat(9), lpfc_read_topology(9), lpfc_clear_la(9), lpfc_config_link(9), lpfc_config_msi(9), lpfc_init_link(9), lpfc_read_sparam(9), lpfc_unreg_did(9), lpfc_read_config(9), lpfc_read_lnk_stat(9), lpfc_reg_rpi(9), lpfc_unreg_login(9), lpfc_sli4_unreg_all_rpis(9), lpfc_unreg_vpi(9), lpfc_config_pcb_setup(9), lpfc_read_rev(9), lpfc_build_hbq_profile2(9), lpfc_build_hbq_profile3(9), lpfc_build_hbq_profile5(9), lpfc_config_hbq(9), lpfc_config_ring(9), lpfc_config_port(9), lpfc_kill_board(9), lpfc_mbox_put(9), lpfc_mbox_get(9), __lpfc_mbox_cmpl_put(9), lpfc_mbox_cmpl_put(9), lpfc_mbox_cmd_check(9), lpfc_mbox_dev_check(9), lpfc_mbox_tmo_val(9), lpfc_sli4_mbx_sge_set(9), lpfc_sli4_mbx_sge_get(9), lpfc_sli4_mbox_cmd_free(9), lpfc_sli4_config(9), lpfc_sli4_mbox_rsrc_extent(9), lpfc_sli_config_mbox_subsys_get(9), lpfc_sli_config_mbox_opcode_get(9), lpfc_sli4_mbx_read_fcf_rec(9), lpfc_request_features(9), lpfc_init_vfi(9), lpfc_reg_vfi(9), lpfc_init_vpi(9), lpfc_unreg_vfi(9), lpfc_sli4_dump_cfg_rg23(9), lpfc_reg_fcfi(9), lpfc_reg_fcfi_mrq(9), lpfc_unreg_fcfi(9), lpfc_resume_rpi(9)

like ma'am that is a guest list and every single one of them showed up 💀🫶

---

that's the whole page bestie, go forth and register those virtual N_Ports 🌈

signed off from ./drivers/scsi/lpfc, dated October 2026 — mwah, she's from the future and she's iconic for it 💅⏳✨