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Date: Wed, 9 Aug 2023 09:40:37 +0200
From: Christian Brauner <brauner@kernel.org>
To: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>, Namjae Jeon <linkinjeon@kernel.org>,
	Sungjong Seo <sj1557.seo@samsung.com>,
	Theodore Ts'o <tytso@mit.edu>,
	Andreas Dilger <adilger.kernel@dilger.ca>,
	Konstantin Komarov <almaz.alexandrovich@paragon-software.com>,
	"Darrick J. Wong" <djwong@kernel.org>,
	linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
	ntfs3@lists.linux.dev, linux-xfs@vger.kernel.org
Subject: Re: [PATCH 04/13] xfs: remove xfs_blkdev_put
Message-ID: <20230809-duell-fetzen-4a24f2c2b8da@brauner>
References: <20230808161600.1099516-1-hch@lst.de>
 <20230808161600.1099516-5-hch@lst.de>
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In-Reply-To: <20230808161600.1099516-5-hch@lst.de>

On Tue, Aug 08, 2023 at 09:15:51AM -0700, Christoph Hellwig wrote:
> There isn't much use for this trivial wrapper, especially as the NULL
> check is only needed in a single call site.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  fs/xfs/xfs_super.c | 18 +++++-------------
>  1 file changed, 5 insertions(+), 13 deletions(-)
> 
> diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
> index d2f3ae6ba8938b..f00d1162815d19 100644
> --- a/fs/xfs/xfs_super.c
> +++ b/fs/xfs/xfs_super.c
> @@ -395,15 +395,6 @@ xfs_blkdev_get(
>  	return error;
>  }
>  
> -STATIC void
> -xfs_blkdev_put(
> -	struct xfs_mount	*mp,
> -	struct block_device	*bdev)
> -{
> -	if (bdev)
> -		blkdev_put(bdev, mp->m_super);
> -}
> -
>  STATIC void
>  xfs_close_devices(
>  	struct xfs_mount	*mp)
> @@ -412,13 +403,13 @@ xfs_close_devices(
>  		struct block_device *logdev = mp->m_logdev_targp->bt_bdev;
>  
>  		xfs_free_buftarg(mp->m_logdev_targp);
> -		xfs_blkdev_put(mp, logdev);
> +		blkdev_put(logdev, mp->m_super);
>  	}
>  	if (mp->m_rtdev_targp) {
>  		struct block_device *rtdev = mp->m_rtdev_targp->bt_bdev;
>  
>  		xfs_free_buftarg(mp->m_rtdev_targp);
> -		xfs_blkdev_put(mp, rtdev);
> +		blkdev_put(rtdev, mp->m_super);
>  	}
>  	xfs_free_buftarg(mp->m_ddev_targp);
>  }
> @@ -503,10 +494,11 @@ xfs_open_devices(
>   out_free_ddev_targ:
>  	xfs_free_buftarg(mp->m_ddev_targp);
>   out_close_rtdev:
> -	xfs_blkdev_put(mp, rtdev);
> + 	if (rtdev)

nit: I think there's a stray space here.

Otherwise,
Reviewed-by: Christian Brauner <brauner@kernel.org>