lpfc_debugf...HBASlim_open(9)

💖 NAME 💖

Okay bestie, welcome to the Kernel API Manual — this page is literally about lpfc_debugfs_dumpHBASlim_open, aka the open for the Dump HBA SLIM debugfs buffer. No cap, that is the whole name vibe. 💅

✨ SYNOPSIS ✨

       int lpfc_debugfs_dumpHBASlim_open (struct inode *inode , struct file
       *file );

🎀 ARGUMENTS 🎀

• inode — the inode pointer that contains a vport pointer. Yep, there is a vport pointer hiding inside it, iconic. 🫶
• file — the file pointer to attach the log output. It is literally where the log output gets attached, bestie. ✨

🦋 DESCRIPTION 🦋

This routine is the entry point for the debugfs open file operation. Main character energy, honestly. 👑

It gets the vport from the i_private field in inode, allocates the necessary buffer for the log, fills the buffer from the in-memory log for this vport, and then returns a pointer to that log in the private_data field in file.

So like: inode in, vport extracted, buffer allocated, log filled from memory, pointer dropped into private_data on file. It is giving setup-and-deliver. ✨

🌸 RETURN 🌸

This function returns zero if successful — slay. On error it will return a negative error value — not slay, but at least it is telling you something went wrong. 😭

👑 SEE ALSO 👑

Kernel file: ./drivers/scsi/lpfc/lpfc_debugfs.c

• lpfc_debugfs_disc_trc_data(9)
• lpfc_debugfs_slow_ring_trc_data(9)
• lpfc_debugfs_hbqinfo_data(9)
• lpfc_debugfs_commonxripools_data(9)
• lpfc_debugfs_multixripools_data(9)
• lpfc_debugfs_lockstat_data(9)
• lpfc_debugfs_dumpHBASlim_data(9)
• lpfc_debugfs_dumpHostSlim_data(9)
• lpfc_debugfs_nodelist_data(9)
• lpfc_debugfs_nvmestat_data(9)
• lpfc_debugfs_scsistat_data(9)
• lpfc_debugfs_ioktime_data(9)
• lpfc_debugfs_nvmeio_trc_data(9)
• lpfc_debugfs_hdwqstat_data(9)
• lpfc_debugfs_disc_trc(9)
• lpfc_debugfs_slow_ring_trc(9)
• lpfc_debugfs_nvme_trc(9)
• lpfc_debugfs_disc_trc_open(9)
• lpfc_debugfs_slow_ring_trc_open(9)
• lpfc_debugfs_hbqinfo_open(9)
• lpfc_debugfs_multixripools_open(9)
• lpfc_debugfs_lockstat_open(9)
• lpfc_debugfs_ras_log_open(9)
• lpfc_debugfs_dumpHostSlim_open(9)
• lpfc_debugfs_nodelist_open(9)
• lpfc_debugfs_lseek(9)
• lpfc_debugfs_read(9)
• lpfc_debugfs_release(9)
• lpfc_debugfs_multixripools_write(9)
• lpfc_idiag_cmd_get(9)
• lpfc_idiag_open(9)
• lpfc_idiag_release(9)
• lpfc_idiag_cmd_release(9)
• lpfc_idiag_pcicfg_read(9)
• lpfc_idiag_pcicfg_write(9)
• lpfc_idiag_baracc_read(9)
• lpfc_idiag_baracc_write(9)
• lpfc_idiag_queinfo_read(9)
• lpfc_idiag_que_param_check(9)
• lpfc_idiag_queacc_read_qe(9)
• lpfc_idiag_queacc_read(9)
• lpfc_idiag_queacc_write(9)
• lpfc_idiag_drbacc_read_reg(9)
• lpfc_idiag_drbacc_read(9)
• lpfc_idiag_drbacc_write(9)
• lpfc_idiag_ctlacc_read_reg(9)
• lpfc_idiag_ctlacc_read(9)
• lpfc_idiag_ctlacc_write(9)
• lpfc_idiag_mbxacc_get_setup(9)
• lpfc_idiag_mbxacc_read(9)
• lpfc_idiag_mbxacc_write(9)
• lpfc_idiag_extacc_avail_get(9)
• lpfc_idiag_extacc_alloc_get(9)
• lpfc_idiag_extacc_drivr_get(9)
• lpfc_idiag_extacc_write(9)
• lpfc_idiag_extacc_read(9)
• lpfc_debugfs_initialize(9)
• lpfc_debugfs_terminate(9)
• lpfc_debug_dump_all_queues(9)

Catch you later, bestie — this cutie is from the ./drivers/scsi/lpfc source, dated October 2026, and the manual tag is lpfc_debugf...HBASlim_open(9). Periodt. 💅✨