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authorChristoph Hellwig <hch@lst.de>2021-07-22 09:54:01 +0200
committerJens Axboe <axboe@kernel.dk>2021-08-02 13:37:28 -0600
commit14cf1dbb55bb07427babee425fd2a8a9300737cc (patch)
treef5803e1069548c98e4dccb3087606569605e5916
parent4b2731226d7de4302e4d8766c86e3a21c56dc3b1 (diff)
block: remove bdgrab
All callers are gone, and no one should grab a pure inode reference to a block device anymore. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Josef Bacik <josef@toxicpanda.com> Link: https://lore.kernel.org/r/20210722075402.983367-9-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--fs/block_dev.c15
-rw-r--r--include/linux/blkdev.h1
2 files changed, 0 insertions, 16 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 4a6c8c0a3bc9..4f2c4e9e84f5 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -921,21 +921,6 @@ void bdev_add(struct block_device *bdev, dev_t dev)
insert_inode_hash(bdev->bd_inode);
}
-/**
- * bdgrab -- Grab a reference to an already referenced block device
- * @bdev: Block device to grab a reference to.
- *
- * Returns the block_device with an additional reference when successful,
- * or NULL if the inode is already beeing freed.
- */
-struct block_device *bdgrab(struct block_device *bdev)
-{
- if (!igrab(bdev->bd_inode))
- return NULL;
- return bdev;
-}
-EXPORT_SYMBOL(bdgrab);
-
long nr_blockdev_pages(void)
{
struct inode *inode;
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index d3afea47ade6..eb1289a58917 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1984,7 +1984,6 @@ void blkdev_put_no_open(struct block_device *bdev);
struct block_device *bdev_alloc(struct gendisk *disk, u8 partno);
void bdev_add(struct block_device *bdev, dev_t dev);
struct block_device *I_BDEV(struct inode *inode);
-struct block_device *bdgrab(struct block_device *bdev);
void bdput(struct block_device *);
int truncate_bdev_range(struct block_device *bdev, fmode_t mode, loff_t lstart,
loff_t lend);