hl_mmu_hr_pool_destroy(9)

💖 hl_mmu_hr_pool_destroy(9) — destroy genpool 💖

okay bestie, welcome to the Kernel API Manual ✨ this little icon is hl_mmu_hr_pool_destroy(9), and the name is literally the whole plot: she destroys a genpool. no cap 💅

🌸 NAME 🌸

hl_mmu_hr_pool_destroy — destroy genpool

✨ SYNOPSIS ✨

void hl_mmu_hr_pool_destroy (struct hl_device *hdev , struct
hl_mmu_hr_priv *hr_priv , u32 hop_table_size );

it’s void, so there’s no return value to obsess over — she just does the thing and exits 🫶

🎀 ARGUMENTS 🎀

• hdev — habanalabs device structure. the device bestie herself 💜
• hr_priv — MMU HR private data. her private little stash, iykyk 🙈
• hop_table_size — HOP table size. yes, exactly that 🌸

💅 DESCRIPTION 💅

This function does the following:

• free entries allocated for shadow HOP0
• free pool chunks
• free pool

that’s the to-do list, and she’s checking every box ✅ literally: shadow HOP0 entries, pool chunks, then the pool itself. periodt 🔥

🦋 SEE ALSO 🦋

• Kernel file ./drivers/accel/habanalabs/common/mmu/mmu.c
• hl_mmu_get_funcs(9), hl_mmu_init(9), hl_mmu_fini(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_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)

this cutie comes from the Kernel API Manual, source/version line ./drivers/accel/habanalabs/com..., dated October 2026 — bye bestie, drink water and free your pool chunks 🍓💖