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fs: bdev: fix conflicting comment from lookup_bdev 

We switched to directly use dev_t to get block device, lookup changed the
meaning of use, now we fix this conflicting comment.

Fixes: 4e7b5671c6 ("block: remove i_bdev")
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Christoph Hellwig <hch@lst.de>
Cc: linux-fsdevel@vger.kernel.org
Signed-off-by: Jackie Liu <liuyun01@kylinos.cn>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20211021071344.1600362-1-liu.yun@linux.dev
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jackie Liu 2021-10-21 15:13:43 +08:00 committed by Jens Axboe
parent 0994c64eb4
commit 057178cf51
1 changed files with 5 additions and 3 deletions
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8
block/bdev.c
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@ -964,9 +964,11 @@ EXPORT_SYMBOL(blkdev_put);
* @pathname: special file representing the block device
* @dev: return value of the block device's dev_t
*
* Get a reference to the blockdevice at @pathname in the current
* namespace if possible and return it. Return ERR_PTR(error)
* otherwise.
* Lookup the block device's dev_t at @pathname in the current
* namespace if possible and return it by @dev.
*
* RETURNS:
* 0 if succeeded, errno otherwise.
*/
int lookup_bdev(const char *pathname, dev_t *dev)
{