softleaf_to_marker(9)

✨ softleaf_to_marker — Kernel API Manual ✨

okay bestie, welcome to the softleaf_to_marker(9) page 💅 this one lives in the kernel API manual and it's genuinely so simple it'll take you like two seconds, but we're gonna do it right, fr fr 🫶

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🌸 NAME 🌸

softleaf_to_marker — literally just: obtain the marker associated with a leaf entry 🎀 no cap, that's the whole job.

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🦋 SYNOPSIS 🦋

pte_marker softleaf_to_marker (softleaf_t entry );

that's it. one argument, one return, main character energy ✨

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💖 ARGUMENTS 💖

• entry — the leaf entry, bestie. and listen, there's a vibe check you have to pass first: softleaf_is_marker(entry) must return true. like, that's non-negotiable 🙈 if it's not a marker, this isn't the function for you.

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🌈 RETURN 🌈

the marker associated with the leaf entry 💅 that's what you get back. iconic, honestly.

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👑 SEE ALSO 👑

okay so this is the part where I hold your hand and walk you through the whole friendship group, because this function does not exist alone 🫶 it's all in the kernel file ./include/linux/leafops.h:

• softleaf_mk_none(9)
• softleaf_from_pte(9)
• softleaf_to_pte(9)
• softleaf_from_pmd(9)
• softleaf_to_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_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)

like, that's the whole squad 🫶 go read them, iykyk 💜

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💀 reminder for the girlies in the back: everything above assumes softleaf_is_marker(entry) returned true. don't skip the vibe check.

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and that's the page!! 🎀 this one came out of ./include/linux and it's dated October 2026 — so like, mark your calendars bestie, and go get that marker 🌟💖🌸