softleaf_to_pmd(9)

softleaf_to_pmd(9) 🦋

okay so bestie, this is a page from the Kernel API Manual — the (9) crew — and it's all about softleaf_to_pmd. it's giving “translate a leaf entry into a PMD entry” energy, and honestly? iconic. ✨💅

🌸 NAME 🌸

softleaf_to_pmd — obtain a PMD entry from a leaf entry. that's the mission, no cap 🫶

✨ SYNOPSIS ✨

pmd_t softleaf_to_pmd (softleaf_t entry );

🎀 ARGUMENTS 🎀

• entry — Leaf entry. the whole argument, periodt 🍓

💖 DESCRIPTION 💖

this generates an architecture-specific PMD entry that can be utilised to encode the metadata the leaf entry encodes. so yeah — PMD entry, architecture-specific, metadata-encoding, all the good stuff. it's literally the function's whole personality. 🧚

🔥 RETURN 🔥

an architecture-specific PMD entry encoding the leaf entry. that's what you get back, bestie — no mystery, just the PMD entry encoding the leaf entry. 👑

🌈 SEE ALSO 🌈

the kernel file is ./include/linux/leafops.h — that's where this whole leafops friend group lives. 🏡

here's the full cast, exactly as the original lists them:

• softleaf_mk_none(9)
• softleaf_from_pte(9)
• softleaf_to_pte(9)
• softleaf_from_pmd(9)
• softleaf_is_none(9)
• softleaf_type(9)
• softleaf_is_swap(9)
• softleaf_is_migration_write(9)
• softleaf_is_migration_read(9)
• softleaf_is_migration_read_exclusive(9)
• softleaf_is_migration(9)
• softleaf_is_device_private_write(9)
• softleaf_is_device_private(9)
• softleaf_is_device_exclusive(9)
• softleaf_is_hwpoison(9)
• softleaf_is_marker(9)
• softleaf_to_marker(9)
• softleaf_has_pfn(9)
• softleaf_to_pfn(9)
• softleaf_to_page(9)
• softleaf_to_folio(9)
• softleaf_is_poison_marker(9)
• softleaf_is_guard_marker(9)
• softleaf_is_uffd_wp_marker(9)
• softleaf_is_migration_young(9)
• softleaf_is_migration_dirty(9)
• pte_is_marker(9)
• pte_is_uffd_wp_marker(9)
• pte_is_uffd_marker(9)
• pmd_is_device_private_entry(9)
• pmd_is_migration_entry(9)
• softleaf_is_valid_pmd_entry(9)
• pmd_is_valid_softleaf(9)
• pmd_to_softleaf_folio(9)

with love from the source ./include/linux, dated October 2026, and signed softleaf_to_pmd(9) 💖 see you in the kernel, bestie! ✨