dram_pg_pool_do_release(9)

🌸 NAME 🌸

Okay so, bestie, this is dram_pg_pool_do_release(9) from the Kernel API Manual — and the name is literally dram_pg_pool_do_release — free DRAM pages pool ✨. That’s the whole vibe: she’s the free-the-DRAM-pages-pool girlie, and yes, she ate 💅.

✨ SYNOPSIS ✨

void dram_pg_pool_do_release (struct kref *ref );

🎀 ARGUMENTS 🎀

• ref — pointer to reference object. That’s the whole argument, no cap 🫶.

🦋 DESCRIPTION 🦋

This function does the following, fr fr:

• Frees the idr structure of physical pages handles. Yes bestie, the idr structure is getting freed — iconic cleanup behavior 👑.
• Frees the generic pool of DRAM physical pages. Lowkey the main event: the generic pool of DRAM physical pages gets freed 💖.

🌈 SEE ALSO 🌈

If you’re doing a deep dive into the lore, bestie, go peek at these:

• Kernel file ./drivers/accel/habanalabs/common/memory.c
• dma_map_host_va(9)
• dma_unmap_host_va(9)
• free_phys_pg_pack(9)
• free_device_memory(9)
• clear_va_list_locked(9)
• print_va_list_locked(9)
• merge_va_blocks_locked(9)
• add_va_block_locked(9)
• add_va_block(9)
• is_hint_crossing_range(9)
• get_va_block(9)
• hl_get_va_range_type(9)
• hl_unreserve_va_block(9)
• init_phys_pg_pack_from_userptr(9)
• map_phys_pg_pack(9)
• unmap_phys_pg_pack(9)
• map_device_va(9)
• unmap_device_va(9)
• hl_hw_block_mmap(9)
• export_dmabuf_from_addr(9)
• allocate_timestamps_buffers(9)
• hl_pin_host_memory(9)
• hl_userptr_delete_list(9)
• hl_userptr_is_pinned(9)
• va_range_init(9)
• va_range_fini(9)
• vm_ctx_init_with_ranges(9)
• hl_vm_ctx_fini(9)
• hl_vm_init(9)
• hl_vm_fini(9)
• hl_hw_block_mem_init(9)
• hl_hw_block_mem_fini(9)

Okay bye bestie! 🫶 This page is from source/version ./drivers/accel/habanalabs/common, and it’s dated October 2026. Slay, go free those DRAM pages 💅✨.