linux-kernel - [PATCH v3 01/10] block: make bio_map

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Message-Id: <20220214080002.18381-2-nj.shetty@samsung.com>
Date:   Mon, 14 Feb 2022 13:29:51 +0530
From:   Nitesh Shetty <nj.shetty@...sung.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     javier@...igon.com, chaitanyak@...dia.com,
        linux-block@...r.kernel.org, linux-scsi@...r.kernel.org,
        dm-devel@...hat.com, linux-nvme@...ts.infradead.org,
        linux-fsdevel@...r.kernel.org, axboe@...nel.dk,
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        jack@...e.com, joshi.k@...sung.com, arnav.dawn@...sung.com,
        nitheshshetty@...il.com, SelvaKumar S <selvakuma.s1@...sung.com>,
        Nitesh Shetty <nj.shetty@...sung.com>,
        Alasdair Kergon <agk@...hat.com>,
        Mike Snitzer <snitzer@...hat.com>,
        Sagi Grimberg <sagi@...mberg.me>,
        James Smart <james.smart@...adcom.com>,
        Chaitanya Kulkarni <kch@...dia.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3 01/10] block: make bio_map_kern() non static

From: SelvaKumar S <selvakuma.s1@...sung.com>

Make bio_map_kern() non static

Signed-off-by: SelvaKumar S <selvakuma.s1@...sung.com>
Signed-off-by: Nitesh Shetty <nj.shetty@...sung.com>
---
 block/blk-map.c        | 2 +-
 include/linux/blkdev.h | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/block/blk-map.c b/block/blk-map.c
index 4526adde0156..c110205df0d5 100644
--- a/block/blk-map.c
+++ b/block/blk-map.c
@@ -336,7 +336,7 @@ static void bio_map_kern_endio(struct bio *bio)
  *	Map the kernel address into a bio suitable for io to a block
  *	device. Returns an error pointer in case of error.
  */
-static struct bio *bio_map_kern(struct request_queue *q, void *data,
+struct bio *bio_map_kern(struct request_queue *q, void *data,
 		unsigned int len, gfp_t gfp_mask)
 {
 	unsigned long kaddr = (unsigned long)data;
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 3bfc75a2a450..efed3820cbf7 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1106,6 +1106,8 @@ extern int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
 extern int __blkdev_issue_discard(struct block_device *bdev, sector_t sector,
 		sector_t nr_sects, gfp_t gfp_mask, int flags,
 		struct bio **biop);
+struct bio *bio_map_kern(struct request_queue *q, void *data, unsigned int len,
+		gfp_t gfp_mask);
 
 #define BLKDEV_ZERO_NOUNMAP	(1 << 0)  /* do not free blocks */
 #define BLKDEV_ZERO_NOFALLBACK	(1 << 1)  /* don't write explicit zeroes */
-- 
2.30.0-rc0