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

Commit Message

David Howells April 30, 2024, 2 p.m. UTC

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

Signed-off-by: David Howells <[e-mail]>
Reviewed-by: Jeff Layton <[e-mail]>
cc: Matthew Wilcox (Oracle) <[e-mail]>
cc: Christoph Hellwig <[e-mail]>
cc: [e-mail]
---

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

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

Patch

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.