[dm-devel] [PATCH v7 20/20] block: mark bio_add_folio as __must_check

[Johannes Thumshirn]

Now that all callers of bio_add_folio() check the return value, mark it as
__must_check.

Reviewed-by: Matthew Wilcox (Oracle) <willy at infradead.org>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn at wdc.com>
---
 include/linux/bio.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/linux/bio.h b/include/linux/bio.h
index f907d75af205..c7a9425d19ee 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -467,7 +467,8 @@ void bio_chain(struct bio *, struct bio *);
 
 int __must_check bio_add_page(struct bio *bio, struct page *page, unsigned len,
 			      unsigned off);
-bool bio_add_folio(struct bio *, struct folio *, size_t len, size_t off);
+bool __must_check bio_add_folio(struct bio *bio, struct folio *folio,
+				size_t len, size_t off);
 extern int bio_add_pc_page(struct request_queue *, struct bio *, struct page *,
 			   unsigned int, unsigned int);
 int bio_add_zone_append_page(struct bio *bio, struct page *page,
-- 
2.40.1