linux-kernel - Re: [PATCH 6/6] block: convert ->bd_inode to container

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Message-ID: <YWP2k4ffuOrO6NsX@infradead.org>
Date:   Mon, 11 Oct 2021 09:32:19 +0100
From:   Christoph Hellwig <hch@...radead.org>
To:     Pavel Begunkov <asml.silence@...il.com>
Cc:     Jens Axboe <axboe@...nel.dk>, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/6] block: convert ->bd_inode to container_of()

On Sat, Oct 09, 2021 at 01:25:43PM +0100, Pavel Begunkov wrote:
> +static inline struct inode *bdev_file_inode(struct file *file)
>  {
> +	struct block_device *bdev = blkdev_get_bdev(file);
> +
> +	return bdev_get_inode(bdev);
>  }

No need for this helper either.

> +static inline struct inode *bdev_get_inode(struct block_device *bdev)
> +{
> +	return &container_of(bdev, struct bdev_inode, bdev)->vfs_inode;
> +}

This is rather misnamed, not get anywhere in here.