amdgpu_vm_get_block_size(9)

🎀 amdgpu_vm_get_block_size(9) — Kernel API Manual 🎀

✨ NAME ✨

okay so bestie, amdgpu_vm_get_block_size is literally the function whose whole job is to calculate VM page table size as power of two. that's the vibe, no cap. 💅

📜 SYNOPSIS 📜

uint32_t amdgpu_vm_get_block_size (uint64_t vm_size );

🧚 ARGUMENTS 🧚

• vm_size — the VM size. that's the argument, periodt. 🫶

🔥 RETURN 🔥

it gives you back the VM page table as power of two. slay. ✨

👀 SEE ALSO 👀

the kernel file ./drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c is the main character here, and these are all the tagged besties:

GPUVM(9), struct amdgpu_prt_cb(9), struct amdgpu_vm_tlb_seq_struct(9),
amdgpu_vm_assert_locked(9), amdgpu_vm_is_bo_always_valid(9),
amdgpu_vm_bo_evicted(9), amdgpu_vm_bo_needs_update(9),
amdgpu_vm_bo_idle(9), amdgpu_vm_bo_reset_state_machine(9),
amdgpu_vm_update_shared(9), amdgpu_vm_bo_update_shared(9),
amdgpu_vm_update_stats_locked(9), amdgpu_vm_update_stats(9),
amdgpu_vm_bo_base_init(9), amdgpu_vm_lock_pd(9),
amdgpu_vm_lock_individual(9), amdgpu_vm_move_to_lru_tail(9),
amdgpu_vm_generation(9), amdgpu_vm_validate(9), amdgpu_vm_ready(9),
amdgpu_vm_check_compute_bug(9), amdgpu_vm_need_pipeline_sync(9),
amdgpu_vm_flush(9), amdgpu_vm_bo_find(9), amdgpu_vm_map_gart(9),
amdgpu_vm_update_pdes(9), amdgpu_vm_tlb_seq_cb(9),
amdgpu_vm_tlb_flush(9), amdgpu_vm_update_range(9),
amdgpu_vm_bo_update(9), amdgpu_vm_update_prt_state(9),
amdgpu_vm_prt_get(9), amdgpu_vm_prt_put(9), amdgpu_vm_prt_cb(9),
amdgpu_vm_add_prt_cb(9), amdgpu_vm_free_mapping(9),
amdgpu_vm_prt_fini(9), amdgpu_vm_clear_freed(9),
amdgpu_vm_handle_moved(9), amdgpu_vm_flush_compute_tlb(9),
amdgpu_vm_bo_add(9), amdgpu_vm_bo_insert_map(9), amdgpu_vm_bo_map(9),
amdgpu_vm_bo_replace_map(9), amdgpu_vm_bo_unmap(9),
amdgpu_vm_bo_clear_mappings(9), amdgpu_vm_bo_lookup_mapping(9),
amdgpu_vm_bo_trace_cs(9), amdgpu_vm_bo_del(9), amdgpu_vm_evictable(9),
amdgpu_vm_bo_invalidate(9), amdgpu_vm_bo_move(9),
amdgpu_vm_adjust_size(9), amdgpu_vm_wait_idle(9),
amdgpu_vm_put_task_info(9), amdgpu_vm_get_task_info_vm(9),
amdgpu_vm_get_task_info_pasid(9), amdgpu_vm_set_task_info(9),
amdgpu_vm_init(9), amdgpu_vm_make_compute(9), amdgpu_vm_fini(9),
amdgpu_vm_manager_init(9), amdgpu_vm_manager_fini(9),
amdgpu_vm_ioctl(9), amdgpu_vm_lock_by_pasid(9),
amdgpu_vm_handle_fault(9), amdgpu_debugfs_vm_bo_info(9),
amdgpu_vm_update_fault_cache(9)

source/version ./drivers/gpu/drm/amd/amdgpu • date October 2026 • manual amdgpu_vm_get_block_size(9) — mwah, bestie, that's the whole page 💖🫶✨