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-rw-r--r--include/linux/pagemap.h1
-rw-r--r--mm/filemap.c5
2 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 12a12dae727d01..201b7c6f64415a 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -1221,6 +1221,7 @@ void folio_wait_writeback(struct folio *folio);
int folio_wait_writeback_killable(struct folio *folio);
void end_page_writeback(struct page *page);
void folio_end_writeback(struct folio *folio);
+void folio_end_dropbehind(struct folio *folio);
void folio_wait_stable(struct folio *folio);
void __folio_mark_dirty(struct folio *folio, struct address_space *, int warn);
void folio_account_cleaned(struct folio *folio, struct bdi_writeback *wb);
diff --git a/mm/filemap.c b/mm/filemap.c
index 751838ef05e512..66cec689bec4f3 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1608,7 +1608,7 @@ static void filemap_end_dropbehind(struct folio *folio)
* completes. Do that now. If we fail, it's likely because of a big folio -
* just reset dropbehind for that case and latter completions should invalidate.
*/
-static void filemap_end_dropbehind_write(struct folio *folio)
+void folio_end_dropbehind(struct folio *folio)
{
if (!folio_test_dropbehind(folio))
return;
@@ -1625,6 +1625,7 @@ static void filemap_end_dropbehind_write(struct folio *folio)
folio_unlock(folio);
}
}
+EXPORT_SYMBOL_GPL(folio_end_dropbehind);
/**
* folio_end_writeback - End writeback against a folio.
@@ -1660,7 +1661,7 @@ void folio_end_writeback(struct folio *folio)
if (__folio_end_writeback(folio))
folio_wake_bit(folio, PG_writeback);
- filemap_end_dropbehind_write(folio);
+ folio_end_dropbehind(folio);
acct_reclaim_writeback(folio);
folio_put(folio);
}