Re: [PATCH 3/5] xfs: move remote attr retrieval into xfs_attr3_leaf_getvalue

["Darrick J. Wong" <darrick.wong@oracle.com>]

On Thu, Aug 29, 2019 at 09:35:03PM +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner@redhat.com>
> 
> Because we repeat exactly the same code to get the remote attribute
> value after both calls to xfs_attr3_leaf_getvalue() if it's a remote
> attr. Just do it in xfs_attr3_leaf_getvalue() so the callers don't
> have to care about it.
> 
> Signed-off-by: Dave Chinner <dchinner@redhat.com>

Looks ok,
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>

--D

> ---
>  fs/xfs/libxfs/xfs_attr.c      | 16 +---------------
>  fs/xfs/libxfs/xfs_attr_leaf.c |  2 +-
>  2 files changed, 2 insertions(+), 16 deletions(-)
> 
> diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
> index 32879ab11290..4773eef9d3de 100644
> --- a/fs/xfs/libxfs/xfs_attr.c
> +++ b/fs/xfs/libxfs/xfs_attr.c
> @@ -794,15 +794,7 @@ xfs_attr_leaf_get(xfs_da_args_t *args)
>  	}
>  	error = xfs_attr3_leaf_getvalue(bp, args);
>  	xfs_trans_brelse(args->trans, bp);
> -	if (error)
> -		return error;
> -
> -	/* check if we have to retrieve a remote attribute to get the value */
> -	if (args->flags & ATTR_KERNOVAL)
> -		return 0;
> -	if (!args->rmtblkno)
> -		return 0;
> -	return xfs_attr_rmtval_get(args);
> +	return error;
>  }
>  
>  /*========================================================================
> @@ -1316,12 +1308,6 @@ xfs_attr_node_get(xfs_da_args_t *args)
>  	 */
>  	blk = &state->path.blk[state->path.active - 1];
>  	retval = xfs_attr3_leaf_getvalue(blk->bp, args);
> -	if (retval)
> -		goto out_release;
> -	if (args->flags & ATTR_KERNOVAL)
> -		goto out_release;
> -	if (args->rmtblkno > 0)
> -		retval = xfs_attr_rmtval_get(args);
>  
>  	/*
>  	 * If not in a transaction, we have to release all the buffers.
> diff --git a/fs/xfs/libxfs/xfs_attr_leaf.c b/fs/xfs/libxfs/xfs_attr_leaf.c
> index c7378bc62d2b..8085c4f0e5a0 100644
> --- a/fs/xfs/libxfs/xfs_attr_leaf.c
> +++ b/fs/xfs/libxfs/xfs_attr_leaf.c
> @@ -2410,7 +2410,7 @@ xfs_attr3_leaf_getvalue(
>  		return -ERANGE;
>  	}
>  	args->valuelen = args->rmtvaluelen;
> -	return 0;
> +	return xfs_attr_rmtval_get(args);
>  }
>  
>  /*========================================================================
> -- 
> 2.23.0.rc1
>