The extra indentation confused the kernel-doc parser, so remove it. Fix some other wording while I'm here, and advise the user they need to call brelse() on this buffer. Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> --- include/linux/buffer_head.h | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index d78454a4dd1f..7558cd1d3eb3 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -437,14 +437,17 @@ static inline void bh_readahead_batch(int nr, struct buffer_head *bhs[], } /** - * __bread() - reads a specified block and returns the bh - * @bdev: the block_device to read from - * @block: number of block - * @size: size (in bytes) to read + * __bread() - Read a block. + * @bdev: The block device to read from. + * @block: Block number in units of block size. + * @size: Block size in bytes. * - * Reads a specified block, and returns buffer head that contains it. - * The page cache is allocated from movable area so that it can be migrated. - * It returns NULL if the block was unreadable. + * Read a specified block, and return the buffer head that refers to it. + * The memory is allocated from the movable area so that it can be + * migrated. The buffer head has its refcount elevated and the caller + * should call brelse() when it has finished with the buffer. + * + * Return: NULL if the block was unreadable. */ static inline struct buffer_head * __bread(struct block_device *bdev, sector_t block, unsigned size) -- 2.43.0