hl_mmu_fini(9)

🎀 hl_mmu_fini(9) — release the MMU module 🎀

okay so welcome to the hl_mmu_fini(9) page from the Kernel API Manual — it's giving “last one out, turn off the MMU lights” energy, and honestly? iconic. 💅

🌸 NAME 🌸

hl_mmu_fini — release the MMU module.

✨ SYNOPSIS ✨

void hl_mmu_fini (struct hl_device *hdev );

🫶 ARGUMENTS 🫶

• hdev — habanalabs device structure. that's the habanalabs device struct you're handing over to this fini function, bestie. 🫶

💖 DESCRIPTION 💖

okay so hl_mmu_fini does the following, bestie:

• Disable MMU in H/W. 💀
• Free the pgt_infos pool. 🧚

🚨 important vibe check: All contexts should be freed before calling this function. like, for real, don't skip this one. periodt.

🦋 SEE ALSO 🦋

Kernel file ./drivers/accel/habanalabs/common/mmu/mmu.c

go check out these other icons too:

• hl_mmu_get_funcs(9)
• hl_mmu_init(9)
• hl_mmu_ctx_init(9)
• hl_mmu_scramble_addr(9)
• hl_mmu_descramble_addr(9)
• hl_mmu_get_hop_pte_phys_addr(9)
• hl_mmu_hr_pool_destroy(9)
• hl_mmu_hr_init(9)
• hl_mmu_hr_fini(9)
• hl_mmu_hr_free_hop_remove_pgt(9)
• hl_mmu_hr_pte_phys_to_virt(9)
• hl_mmu_hr_write_pte(9)
• hl_mmu_hr_clear_pte(9)
• hl_mmu_hr_put_pte(9)
• hl_mmu_hr_get_pte(9)
• hl_mmu_hr_get_next_hop_pgt_info(9)
• hl_mmu_hr_alloc_hop(9)
• hl_mmu_hr_get_alloc_next_hop(9)
• hl_mmu_hr_get_tlb_info(9)

mwah 💋 — this page's source/version is ./drivers/accel/habanalabs/common/mmu/mmu.c, dated October 2026. now go free those contexts, disable that MMU in H/W, and slay your teardown. 🎀✨