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From:   Christoph Hellwig <hch@lst.de>
To:     Jens Axboe <axboe@kernel.dk>
Cc:     Coly Li <colyli@suse.de>, Mike Snitzer <snitzer@redhat.com>,
        Song Liu <song@kernel.org>, David Sterba <dsterba@suse.com>,
        Josef Bacik <josef@toxicpanda.com>,
        "Theodore Ts'o" <tytso@mit.edu>,
        OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>,
        Dave Kleikamp <shaggy@kernel.org>,
        Ryusuke Konishi <konishi.ryusuke@gmail.com>,
        Anton Altaparmakov <anton@tuxera.com>,
        Konstantin Komarov <almaz.alexandrovich@paragon-software.com>,
        Kees Cook <keescook@chromium.org>,
        Phillip Lougher <phillip@squashfs.org.uk>,
        Jan Kara <jack@suse.com>, linux-block@vger.kernel.org,
        dm-devel@redhat.com, drbd-dev@lists.linbit.com,
        linux-bcache@vger.kernel.org, linux-raid@vger.kernel.org,
        linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org,
        target-devel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
        linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org,
        jfs-discussion@lists.sourceforge.net, linux-nfs@vger.kernel.org,
        linux-nilfs@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net,
        ntfs3@lists.linux.dev, reiserfs-devel@vger.kernel.org,
        Chaitanya Kulkarni <kch@nvidia.com>
Subject: [PATCH 03/30] bcache: remove bdev_sectors
Date:   Mon, 18 Oct 2021 12:11:03 +0200
Message-Id: <20211018101130.1838532-4-hch@lst.de>
In-Reply-To: <20211018101130.1838532-1-hch@lst.de>
References: <20211018101130.1838532-1-hch@lst.de>
MIME-Version: 1.0
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Precedence: bulk

Use the equivalent block layer helper instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Acked-by: Coly Li <colyli@suse.de>
---
 drivers/md/bcache/super.c     | 2 +-
 drivers/md/bcache/util.h      | 4 ----
 drivers/md/bcache/writeback.c | 2 +-
 3 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index f2874c77ff797..4f89985abe4b7 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -1002,7 +1002,7 @@ static void calc_cached_dev_sectors(struct cache_set *c)
 	struct cached_dev *dc;
 
 	list_for_each_entry(dc, &c->cached_devs, list)
-		sectors += bdev_sectors(dc->bdev);
+		sectors += bdev_nr_sectors(dc->bdev);
 
 	c->cached_dev_sectors = sectors;
 }
diff --git a/drivers/md/bcache/util.h b/drivers/md/bcache/util.h
index b64460a762677..a7da7930a7fda 100644
--- a/drivers/md/bcache/util.h
+++ b/drivers/md/bcache/util.h
@@ -584,8 +584,4 @@ static inline unsigned int fract_exp_two(unsigned int x,
 void bch_bio_map(struct bio *bio, void *base);
 int bch_bio_alloc_pages(struct bio *bio, gfp_t gfp_mask);
 
-static inline sector_t bdev_sectors(struct block_device *bdev)
-{
-	return bdev->bd_inode->i_size >> 9;
-}
 #endif /* _BCACHE_UTIL_H */
diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c
index 8120da278161e..c7560f66dca88 100644
--- a/drivers/md/bcache/writeback.c
+++ b/drivers/md/bcache/writeback.c
@@ -45,7 +45,7 @@ static uint64_t __calc_target_rate(struct cached_dev *dc)
 	 * backing volume uses about 2% of the cache for dirty data.
 	 */
 	uint32_t bdev_share =
-		div64_u64(bdev_sectors(dc->bdev) << WRITEBACK_SHARE_SHIFT,
+		div64_u64(bdev_nr_sectors(dc->bdev) << WRITEBACK_SHARE_SHIFT,
 				c->cached_dev_sectors);
 
 	uint64_t cache_dirty_target =
-- 
2.30.2