pt_pgsz_lg2_to_level(9)

💅 pt_pgsz_lg2_to_level(9) — Kernel API Manual 💅

🎀 NAME 🎀

pt_pgsz_lg2_to_level — Return the level that maps the page size ✨

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🌸 SYNOPSIS 🌸

okay so the signature is literally right here, bestie:

unsigned int pt_pgsz_lg2_to_level (struct pt_common *common , unsigned
       int pgsize_lg2 );

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🦋 ARGUMENTS 🦋

• common — Page table to query 👀
• pgsize_lg2 — Log2 page size 🧮

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💖 DESCRIPTION 💖

So this function returns the table level that will map the given page size. That's the whole vibe 🫶

The page size must be part of the pt_possible_sizes for some level. No cap, that's the requirement ✨

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🌈 SEE ALSO 🌈

Kernel file: ./drivers/iommu/generic_pt/pt_common.h 👑

pt_attr_from_entry(9), pt_can_have_leaf(9), pt_can_have_table(9), pt_clear_entries(9), pt_entry_make_write_dirty(9), pt_entry_make_write_clean(9), pt_entry_is_write_dirty(9), pt_dirty_supported(9), pt_entry_num_contig_lg2(9), pt_entry_oa(9), pt_entry_oa_lg2sz(9), pt_entry_oa_exact(9), pt_full_va_prefix(9), pt_has_system_page_size(9), pt_install_leaf_entry(9), pt_install_table(9), pt_item_oa(9), pt_load_entry_raw(9), pt_max_oa_lg2(9), pt_num_items_lg2(9), pt_possible_sizes(9), pt_table_item_lg2sz(9), pt_table_oa_lg2sz(9), pt_table_pa(9), pt_table_ptr(9), pt_max_sw_bit(9), pt_test_sw_bit_acquire(9), pt_set_sw_bit_release(9), pt_load_entry(9) 💜

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🌸 xoxo, bestie 🌸 — this page is from source/version ./drivers/iommu/generic_pt, dated October 2026, and it's the pt_pgsz_lg2_to_level(9) manual. Periodt 💅