Re: [PATCH v3 01/22] fscache: export fscache_end_operation()

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On Wed, Feb 09, 2022 at 02:00:47PM +0800, Jeffle Xu wrote:
> Export fscache_end_operation() to avoid code duplication.
> 
> Besides, considering the paired fscache_begin_read_operation() is
> already exported, it shall make sense to also export
> fscache_end_operation().
>

Looks reasonable to me.

Reviewed-by: Liu Bo <bo.liu@xxxxxxxxxxxxxxxxx>

> Signed-off-by: Jeffle Xu <jefflexu@xxxxxxxxxxxxxxxxx>
> ---
>  fs/fscache/internal.h   | 11 -----------
>  fs/nfs/fscache.c        |  8 --------
>  include/linux/fscache.h | 14 ++++++++++++++
>  3 files changed, 14 insertions(+), 19 deletions(-)
> 
> diff --git a/fs/fscache/internal.h b/fs/fscache/internal.h
> index f121c21590dc..ed1c9ed737f2 100644
> --- a/fs/fscache/internal.h
> +++ b/fs/fscache/internal.h
> @@ -70,17 +70,6 @@ static inline void fscache_see_cookie(struct fscache_cookie *cookie,
>  			     where);
>  }
>  
> -/*
> - * io.c
> - */
> -static inline void fscache_end_operation(struct netfs_cache_resources *cres)
> -{
> -	const struct netfs_cache_ops *ops = fscache_operation_valid(cres);
> -
> -	if (ops)
> -		ops->end_operation(cres);
> -}
> -
>  /*
>   * main.c
>   */
> diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c
> index cfe901650ab0..39654ca72d3d 100644
> --- a/fs/nfs/fscache.c
> +++ b/fs/nfs/fscache.c
> @@ -249,14 +249,6 @@ void nfs_fscache_release_file(struct inode *inode, struct file *filp)
>  	}
>  }
>  
> -static inline void fscache_end_operation(struct netfs_cache_resources *cres)
> -{
> -	const struct netfs_cache_ops *ops = fscache_operation_valid(cres);
> -
> -	if (ops)
> -		ops->end_operation(cres);
> -}
> -
>  /*
>   * Fallback page reading interface.
>   */
> diff --git a/include/linux/fscache.h b/include/linux/fscache.h
> index 296c5f1d9f35..d2430da8aa67 100644
> --- a/include/linux/fscache.h
> +++ b/include/linux/fscache.h
> @@ -456,6 +456,20 @@ int fscache_begin_read_operation(struct netfs_cache_resources *cres,
>  	return -ENOBUFS;
>  }
>  
> +/**
> + * fscache_end_operation - End the read operation for the netfs lib
> + * @cres: The cache resources for the read operation
> + *
> + * Clean up the resources at the end of the read request.
> + */
> +static inline void fscache_end_operation(struct netfs_cache_resources *cres)
> +{
> +	const struct netfs_cache_ops *ops = fscache_operation_valid(cres);
> +
> +	if (ops)
> +		ops->end_operation(cres);
> +}
> +
>  /**
>   * fscache_read - Start a read from the cache.
>   * @cres: The cache resources to use
> -- 
> 2.27.0

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