Re: [PATCH 7/7] btrfs: remove local blocksize variable in reada_find_extent

[Liu Bo <bo.li.liu@oracle.com>]

On Wed, Mar 15, 2017 at 05:02:42PM +0100, David Sterba wrote:
> The name is misleading and the local variable serves no purpose.
Reviewed-by: Liu Bo <bo.li.liu@oracle.com>

Thanks,

-liubo
> 
> Signed-off-by: David Sterba <dsterba@suse.com>
> ---
>  fs/btrfs/reada.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c
> index 91df381a60ce..64425c3fe4f5 100644
> --- a/fs/btrfs/reada.c
> +++ b/fs/btrfs/reada.c
> @@ -318,7 +318,6 @@ static struct reada_extent *reada_find_extent(struct btrfs_fs_info *fs_info,
>  	struct btrfs_bio *bbio = NULL;
>  	struct btrfs_device *dev;
>  	struct btrfs_device *prev_dev;
> -	u32 blocksize;
>  	u64 length;
>  	int real_stripes;
>  	int nzones = 0;
> @@ -339,7 +338,6 @@ static struct reada_extent *reada_find_extent(struct btrfs_fs_info *fs_info,
>  	if (!re)
>  		return NULL;
>  
> -	blocksize = fs_info->nodesize;
>  	re->logical = logical;
>  	re->top = *top;
>  	INIT_LIST_HEAD(&re->extctl);
> @@ -349,10 +347,10 @@ static struct reada_extent *reada_find_extent(struct btrfs_fs_info *fs_info,
>  	/*
>  	 * map block
>  	 */
> -	length = blocksize;
> +	length = fs_info->nodesize;
>  	ret = btrfs_map_block(fs_info, BTRFS_MAP_GET_READ_MIRRORS, logical,
>  			&length, &bbio, 0);
> -	if (ret || !bbio || length < blocksize)
> +	if (ret || !bbio || length < fs_info->nodesize)
>  		goto error;
>  
>  	if (bbio->num_stripes > BTRFS_MAX_MIRRORS) {
> -- 
> 2.12.0
> 
> --
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