pt_entry_oa_exact(9)

💖 NAME 💖

okay so bestie, welcome to the pt_entry_oa_exact(9) page from the Kernel API Manual — this one is all about how to Return the complete OA for an entry. slay. ✨

✨ SYNOPSIS ✨

pt_oaddr_t pt_entry_oa_exact (const struct pt_state *pts );

🎀 ARGUMENTS 🎀

• pts — the entry you're querying, bestie. that's the one. 💅

🦋 DESCRIPTION 🦋

okay so here's the tea 🍓: during iteration, the first entry could have a VA with an offset from the natural start of the entry. no cap.

This function returns the exact OA including the pts's VA offset. periodt. 💖

🌈 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_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_pgsz_lg2_to_level(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)

💖 that's the whole vibe, bestie — this page comes from the ./drivers/iommu/generic_pt source/version and is dated October 2026. bestie, go read some kernel code, iykyk. 🫶💅