+ mm-huge_memory-fold-split_folio_to_list_to_order-into-split_folio_to_order.patch added to mm-new branch

The patch titled
     Subject: mm/huge_memory: fold split_folio_to_list_to_order() into split_folio_to_order()
has been added to the -mm mm-new branch.  Its filename is
     mm-huge_memory-fold-split_folio_to_list_to_order-into-split_folio_to_order.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-huge_memory-fold-split_folio_to_list_to_order-into-split_folio_to_order.patch

This patch will later appear in the mm-new branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Note, mm-new is a provisional staging ground for work-in-progress
patches, and acceptance into mm-new is a notification for others take
notice and to finish up reviews.  Please do not hesitate to respond to
review feedback and post updated versions to replace or incrementally
fixup patches in mm-new.

The mm-new branch of mm.git is not included in linux-next

If a few days of testing in mm-new is successful, the patch will me moved
into mm.git's mm-unstable branch, which is included in linux-next

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------------------------------------------------------
From: "Kiryl Shutsemau (Meta)" <[email protected]>
Subject: mm/huge_memory: fold split_folio_to_list_to_order() into split_folio_to_order()
Date: Thu, 16 Jul 2026 11:03:45 +0100

split_folio_to_list_to_order() had no direct callers; its only user was
split_folio_to_order(), which always passed a NULL list.  Fold it into
split_folio_to_order() and call split_huge_page_to_list_to_order()
directly.

No functional change.

Link: https://lore.kernel.org/[email protected]
Signed-off-by: Kiryl Shutsemau (Meta) <[email protected]>
Acked-by: Usama Arif <[email protected]>
Reviewed-by: Lorenzo Stoakes (ARM) <[email protected]>
Reviewed-by: Zi Yan <[email protected]>
Acked-by: David Hildenbrand (Arm) <[email protected]>
Cc: Baolin Wang <[email protected]>
Cc: Barry Song <[email protected]>
Cc: Dev Jain <[email protected]>
Cc: Lance Yang <[email protected]>
Cc: Liam R. Howlett <[email protected]>
Cc: Nico Pache <[email protected]>
Cc: Ryan Roberts <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
---

 include/linux/huge_mm.h |    8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

--- a/include/linux/huge_mm.h~mm-huge_memory-fold-split_folio_to_list_to_order-into-split_folio_to_order
+++ a/include/linux/huge_mm.h
@@ -823,15 +823,9 @@ static inline bool is_pmd_order(unsigned
 	return order == HPAGE_PMD_ORDER;
 }
 
-static inline int split_folio_to_list_to_order(struct folio *folio,
-		struct list_head *list, int new_order)
-{
-	return split_huge_page_to_list_to_order(&folio->page, list, new_order);
-}
-
 static inline int split_folio_to_order(struct folio *folio, int new_order)
 {
-	return split_folio_to_list_to_order(folio, NULL, new_order);
+	return split_huge_page_to_list_to_order(&folio->page, NULL, new_order);
 }
 
 /**
_

Patches currently in -mm which might be from [email protected] are

fs-proc-task_mmu-fix-pagemap_scan-written-state-for-unpopulated-ptes.patch
mm-hugetlb-fix-swap-entry-corruption-when-clearing-uffd-wp-at-fork.patch
fs-proc-task_mmu-fix-pagemap_scan-written-state-for-pmd-holes.patch
mm-decouple-protnone-helpers-from-config_numa_balancing.patch
mm-rename-uffd-wp-pte-bit-macros-to-uffd.patch
mm-rename-uffd-wp-pte-accessors-to-uffd.patch
userfaultfd-test-uffd-vma-flags-through-the-vma_flags_t-api.patch
mm-add-vm_uffd_rwp-vma-flag.patch
mm-add-mm_cp_uffd_rwp-change_protection-flag.patch
mm-preserve-rwp-marker-across-pte-rewrites.patch
mm-handle-vm_uffd_rwp-in-khugepaged-rmap-and-gup.patch
userfaultfd-add-uffdio_register_mode_rwp-and-uffdio_rwprotect-plumbing.patch
mm-userfaultfd-add-rwp-fault-delivery-and-expose-uffdio_register_mode_rwp.patch
mm-pagemap-add-page_is_accessed-for-rwp-tracking.patch
userfaultfd-add-uffd_feature_rwp_async-for-async-fault-resolution.patch
userfaultfd-add-uffdio_set_mode-for-runtime-sync-async-toggle.patch
selftests-mm-add-userfaultfd-rwp-tests.patch
documentation-userfaultfd-document-rwp-working-set-tracking.patch
selftests-mm-add-pagemap_scan-test-for-thp-pmd-holes.patch
mm-huge_memory-remove-unused-can_split_folio.patch
mm-huge_memory-fold-split_folio_to_list_to_order-into-split_folio_to_order.patch