pm8001_find_ha_by_dev(9)

💖 pm8001_find_ha_by_dev(9) 💖

okay so bestie, welcome to the Kernel API Manual 🎀 — yes we're in kernel-land today, and honestly? it's giving "deep lore, but make it cute" ✨. This little function is from the pm8001 SCSI driver, and it's here to do exactly one (1) job, and it does it slayfully.

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🌸 NAME 🌸

pm8001_find_ha_by_dev — so basically, you hand it a device that came up from the sas layer, and it goes and finds our hba struct for you 💅. That's it. That's the whole vibe. lowkey iconic 🫶

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✨ SYNOPSIS ✨

struct pm8001_hba_info * pm8001_find_ha_by_dev (struct domain_device *dev );

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🦋 ARGUMENTS 🦋

• dev — the domain device, which comes from the sas layer 🌈. (iykyk — that's the thing you're passing in so it can figure out which hba struct is yours.)

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🎀 SEE ALSO 🎀

Kernel file ./drivers/scsi/pm8001/pm8001_sas.c — and the whole friend group, fr fr 🫶:

• pm8001_find_tag(9)
• pm8001_tag_free(9)
• pm8001_tag_alloc(9)
• pm8001_mem_alloc(9)
• pm8001_phy_control(9)
• pm8001_scan_start(9)
• pm8001_task_prep_smp(9)
• pm8001_task_prep_ata(9)
• pm8001_task_prep_internal_abort(9)
• pm8001_task_prep_ssp_tm(9)
• pm8001_task_prep_ssp(9)
• pm8001_queue_command(9)
• pm8001_ccb_task_free(9)
• pm8001_alloc_dev(9)
• pm8001_find_dev(9)
• pm8001_dev_found_notify(9)
• pm8001_dev_gone_notify(9)
• pm8001_I_T_nexus_reset(9)

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💀 no warnings, no deprecated nonsense, no undefined behaviour hiding in here — this page is clean, bestie. the only risk is forgetting to read the SEE ALSO list, and there are literally 17 of them so 😭 go read 'em.

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and that's the whole page, periodt 💅 this gem lives in ./drivers/scsi/pm8001, dated October 2026, and it's filed under pm8001_find_ha_by_dev(9) in the Kernel API Manual — go off, main character 👑💖