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Sat, 29 Nov 2025 01:01:53 -0800 (PST) From: zhangshida X-Google-Original-From: zhangshida To: Johannes.Thumshirn@wdc.com, hch@infradead.org, agruenba@redhat.com, ming.lei@redhat.com, hsiangkao@linux.alibaba.com, csander@purestorage.com Cc: linux-block@vger.kernel.org, linux-bcache@vger.kernel.org, nvdimm@lists.linux.dev, virtualization@lists.linux.dev, ntfs3@lists.linux.dev, linux-xfs@vger.kernel.org, linux-kernel@vger.kernel.org, zhangshida@kylinos.cn, starzhangzsd@gmail.com Subject: [PATCH v3 4/9] block: export bio_chain_and_submit Date: Sat, 29 Nov 2025 17:01:17 +0800 Message-Id: <20251129090122.2457896-5-zhangshida@kylinos.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20251129090122.2457896-1-zhangshida@kylinos.cn> References: <20251129090122.2457896-1-zhangshida@kylinos.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Shida Zhang Export the bio_chain_and_submit function to make it available as a common utility. This will allow replacing repetitive bio chaining patterns found in multiple locations throughout the codebase. Signed-off-by: Shida Zhang --- block/bio.c | 1 + 1 file changed, 1 insertion(+) diff --git a/block/bio.c b/block/bio.c index 097c1cd2054..7aa4a1d3672 100644 --- a/block/bio.c +++ b/block/bio.c @@ -368,6 +368,7 @@ struct bio *bio_chain_and_submit(struct bio *prev, stru= ct bio *new) } return new; } +EXPORT_SYMBOL_GPL(bio_chain_and_submit); =20 struct bio *blk_next_bio(struct bio *bio, struct block_device *bdev, unsigned int nr_pages, blk_opf_t opf, gfp_t gfp) --=20 2.34.1