megaraid_busywait_mbox(9)

💖 megaraid_busywait_mbox(9) 💖

This one's from the Kernel API Manual, bestie — it's the megaraid_busywait_mbox page, and it's giving “wait for the mailbox” energy. 🎀

✨ NAME ✨

megaraid_busywait_mbox — wait until the controller's mailbox is available. That's the whole assignment, no cap. 💅

🌈 SYNOPSIS 🌈

int megaraid_busywait_mbox (mraid_device_t *raid_dev );

🦋 ARGUMENTS 🦋

• raid_dev — RAID device (HBA) soft state. That's the HBA soft-state bestie you're passing in. 🫶

🔥 DESCRIPTION 🔥

Okay so this function literally waits until the controller's mailbox is available to accept more commands. You're not out here guessing — you wait for the mailbox to be free, periodt. ⏳

Wait for at most 1 second — that's the ceiling, bestie. 1 second max. 💀✨

🌸 SEE ALSO 🌸

Kernel file: ./drivers/scsi/megaraid/megaraid_mbox.c

The whole megaraid friend group is here — all the (9) besties, exactly as listed:

• megaraid_init(9)
• megaraid_exit(9)
• megaraid_probe_one(9)
• megaraid_detach_one(9)
• megaraid_mbox_shutdown(9)
• megaraid_io_attach(9)
• megaraid_io_detach(9)
• megaraid_init_mbox(9)
• megaraid_fini_mbox(9)
• megaraid_alloc_cmd_packets(9)
• megaraid_free_cmd_packets(9)
• megaraid_mbox_setup_dma_pools(9)
• megaraid_mbox_teardown_dma_pools(9)
• megaraid_alloc_scb(9)
• megaraid_dealloc_scb(9)
• megaraid_mbox_mksgl(9)
• mbox_post_cmd(9)
• megaraid_queue_command_lck(9)
• megaraid_mbox_build_cmd(9)
• megaraid_mbox_runpendq(9)
• megaraid_mbox_prepare_pthru(9)
• megaraid_mbox_prepare_epthru(9)
• megaraid_ack_sequence(9)
• megaraid_isr(9)
• megaraid_mbox_dpc(9)
• megaraid_abort_handler(9)
• megaraid_reset_handler(9)
• mbox_post_sync_cmd(9)
• mbox_post_sync_cmd_fast(9)
• megaraid_mbox_product_info(9)
• megaraid_mbox_extended_cdb(9)
• megaraid_mbox_support_ha(9)
• megaraid_mbox_support_random_del(9)
• megaraid_mbox_get_max_sg(9)
• megaraid_mbox_enum_raid_scsi(9)
• megaraid_mbox_flush_cache(9)
• megaraid_mbox_fire_sync_cmd(9)
• megaraid_mbox_display_scb(9)
• megaraid_mbox_setup_device_map(9)
• megaraid_cmm_register(9)
• megaraid_cmm_unregister(9)
• megaraid_mbox_mm_handler(9)
• megaraid_mbox_mm_command(9)
• megaraid_mbox_mm_done(9)
• gather_hbainfo(9)
• megaraid_sysfs_alloc_resources(9)
• megaraid_sysfs_free_resources(9)
• megaraid_sysfs_get_ldmap_done(9)
• megaraid_sysfs_get_ldmap_timeout(9)
• megaraid_sysfs_get_ldmap(9)
• megaraid_mbox_app_hndl_show(9)
• megaraid_mbox_ld_show(9)

Source/version: ./drivers/scsi/megaraid · date: October 2026. Cute sign-off: stay available, bestie — and remember, 1 second max 💖✨