Re: [PATCH] Btrfs: use btrfs_op instead of bio_op in __btrfs_map_block

[Satoru Takeuchi <satoru.takeuchi@gmail.com>]

At Tue, 19 Sep 2017 17:50:09 -0600,
Liu Bo wrote:
> 
> This seems to be a leftover of commit cf8cddd38bab ("btrfs: don't
> abuse REQ_OP_* flags for btrfs_map_block").
> 
> It should use btrfs_op() helper to provide one of 'enum btrfs_map_op'
> types.
> 
> Signed-off-by: Liu Bo <bo.li.liu@oracle.com>

Reviewed-by: Satoru Takeuchi <satoru.takeuchi@gmail.com>

I checked all callers of the following functions and there is no leftover.

- btrfs_map_block
- btrfs_map_sblock
- __btrfs_map_block

Thanks,
Satoru

> ---
>  fs/btrfs/volumes.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
> index bd679bc..bd7b75d3 100644
> --- a/fs/btrfs/volumes.c
> +++ b/fs/btrfs/volumes.c
> @@ -6229,7 +6229,7 @@ blk_status_t btrfs_map_bio(struct btrfs_fs_info *fs_info, struct bio *bio,
>  	map_length = length;
>  
>  	btrfs_bio_counter_inc_blocked(fs_info);
> -	ret = __btrfs_map_block(fs_info, bio_op(bio), logical,
> +	ret = __btrfs_map_block(fs_info, btrfs_op(bio), logical,
>  				&map_length, &bbio, mirror_num, 1);
>  	if (ret) {
>  		btrfs_bio_counter_dec(fs_info);
> -- 
> 2.9.4
> 
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