[PATCH v2 12/22] mm: Export writeback_iter()

David Howells
2024-04-30T14:02:12Z

Export writeback_iter() so that it can be used by netfslib as a module.

Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: Matthew Wilcox (Oracle) <willy@infradead.org>
cc: Christoph Hellwig <hch@lst.de>
cc: linux-mm@kvack.org
---

Notes:
Changes
=======
ver #2)
- Mark the symbol _GPL.

mm/page-writeback.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 3e19b87049db..06fc89d981e8 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -2546,6 +2546,7 @@ struct folio *writeback_iter(struct address_space *mapping,
folio_batch_release(&wbc->fbatch);
return NULL;
}
+EXPORT_SYMBOL_GPL(writeback_iter);

/**
* write_cache_pages - walk the list of dirty pages of the given address space and write all of them.