fc_disc_gpn_id_req(9)

💖 NAME

Hiii bestie, welcome to fc_disc_gpn_id_req(9) from the Kernel API Manual. This one is literally about sending a Get Port Names by ID (GPN_ID) request — iconic little discovery behavior, no cap ✨

🦋 SYNOPSIS

int fc_disc_gpn_id_req (struct fc_lport *lport , struct fc_rport_priv
       *rdata );

🎀 ARGUMENTS

• lport — the local port where you’re initiating discovery. That’s the main character here 💅
• rdata — the remote port’s private data. Keep it close, bestie 🫶

🌸 DESCRIPTION

Okay so the short version: on failure, an error code is returned. That’s the vibe check 😭

⚠️ Failure note: if this goes wrong, you get an error code back. Periodt.

🌈 SEE ALSO

Kernel file: ./drivers/scsi/libfc/fc_disc.c — go peek, iykyk 👑

• fc_disc_stop_rports(9)
• fc_disc_recv_rscn_req(9)
• fc_disc_recv_req(9)
• fc_disc_restart(9)
• fc_disc_start(9)
• fc_disc_done(9)
• fc_disc_error(9)
• fc_disc_gpn_ft_req(9)
• fc_disc_gpn_ft_parse(9)
• fc_disc_timeout(9)
• fc_disc_gpn_ft_resp(9)
• fc_disc_gpn_id_resp(9)
• fc_disc_single(9)
• fc_disc_stop(9)
• fc_disc_stop_final(9)
• fc_disc_config(9)
• fc_disc_init(9)

Source/version: ./drivers/scsi/libfc · October 2026 🎀 bye bestie, slay your discovery 💖