From 6d2790d95d7cffaf0def36270032ce5228dd43a5 Mon Sep 17 00:00:00 2001
From: ZhangPeng <zhangpeng362@huawei.com>
Date: Fri, 21 Jul 2023 11:44:44 +0800
Subject: mm/page_io: introduce bio_first_folio_all()

Introduce bio_first_folio_all() to return a folio, which makes it easier
to use.

Link: https://lkml.kernel.org/r/20230721034451.16412-4-zhangpeng362@huawei.com
Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
Suggested-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Nanyong Sun <sunnanyong@huawei.com>
Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 Documentation/block/biovecs.rst | 1 +
 1 file changed, 1 insertion(+)

(limited to 'Documentation/block')

diff --git a/Documentation/block/biovecs.rst b/Documentation/block/biovecs.rst
index ddb867e0185b..b9dc0c9dbee4 100644
--- a/Documentation/block/biovecs.rst
+++ b/Documentation/block/biovecs.rst
@@ -134,6 +134,7 @@ Usage of helpers:
 	bio_for_each_bvec_all()
 	bio_first_bvec_all()
 	bio_first_page_all()
+	bio_first_folio_all()
 	bio_last_bvec_all()
 
 * The following helpers iterate over single-page segment. The passed 'struct
-- 
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