This wrapper removes a need to use split_huge_page(&folio->page).
Convert two callers.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
include/linux/huge_mm.h | 5 +++++
mm/shmem.c | 2 +-
mm/truncate.c | 2 +-
3 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 768e5261fdae..aa0a427284aa 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -435,6 +435,11 @@ static inline int split_folio_to_list(struct folio *folio,
return split_huge_page_to_list(&folio->page, list);
}
+static inline int split_folio(struct folio *folio)
+{
+ return split_folio_to_list(folio, NULL);
+}
+
/*
* archs that select ARCH_WANTS_THP_SWAP but don't support THP_SWP due to
* limitations in the implementation like arm64 MTE can override this to
diff --git a/mm/shmem.c b/mm/shmem.c
index 42e5888bf84d..674bde8b3085 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -629,7 +629,7 @@ static unsigned long shmem_unused_huge_shrink(struct shmem_sb_info *sbinfo,
goto move_back;
}
- ret = split_huge_page(&folio->page);
+ ret = split_folio(folio);
folio_unlock(folio);
folio_put(folio);
diff --git a/mm/truncate.c b/mm/truncate.c
index 0b0708bf935f..c0be77e5c008 100644
--- a/mm/truncate.c
+++ b/mm/truncate.c
@@ -240,7 +240,7 @@ bool truncate_inode_partial_folio(struct folio *folio, loff_t start, loff_t end)
folio_invalidate(folio, offset, length);
if (!folio_test_large(folio))
return true;
- if (split_huge_page(&folio->page) == 0)
+ if (split_folio(folio) == 0)
return true;
if (folio_test_dirty(folio))
return false;
--
2.35.1
