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block: document the holder argument to blkdev_get_by_path

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Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20230620043536.707249-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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Christoph Hellwig 2023-06-20 06:35:36 +02:00 committed by Jens Axboe
parent b90ecc0379
commit e89e001f24
1 changed files with 1 additions and 0 deletions
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block/bdev.c
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@ -850,6 +850,7 @@ EXPORT_SYMBOL(blkdev_get_by_dev);
* @path: path to the block device to open
* @mode: open mode (BLK_OPEN_*)
* @holder: exclusive holder identifier
* @hops: holder operations
*
* Open the block device described by the device file at @path. If @holder is
* not %NULL, the block device is opened with exclusive access. Exclusive opens