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List:       linux-bcache
Subject:    [PATCH RFC v3 for-6.8/block 08/17] bio: export bio_add_folio_nofail()
From:       Yu Kuai <yukuai1 () huaweicloud ! com>
Date:       2023-12-21 8:57:03
Message-ID: 20231221085712.1766333-9-yukuai1 () huaweicloud ! com
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From: Yu Kuai <yukuai3@huawei.com>

Currently btrfs is using __bio_add_page() in write_dev_supers(). In order
to convert to use folio for bdev in btrfs, export bio_add_folio_nofail()
so that it can replace __bio_add_page().

Signed-off-by: Yu Kuai <yukuai3@huawei.com>
---
 block/bio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/block/bio.c b/block/bio.c
index b9642a41f286..c7459839ca40 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1122,6 +1122,7 @@ void bio_add_folio_nofail(struct bio *bio, struct folio *folio, size_t len,
 	WARN_ON_ONCE(off > UINT_MAX);
 	__bio_add_page(bio, &folio->page, len, off);
 }
+EXPORT_SYMBOL_GPL(bio_add_folio_nofail);
 
 /**
  * bio_add_folio - Attempt to add part of a folio to a bio.
-- 
2.39.2


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