[Ocfs2-devel] [PATCH 09/13] ocfs2: Take ocfs2_xattr_bucket structures off of the stack.

[Tao Ma <tao.ma@oracle.com>]

Joel Becker wrote:
> The ocfs2_xattr_bucket structure is a nice abstraction, but it is a bit
> large to have on the stack.  Just like ocfs2_path, let's allocate it
> with a ocfs2_xattr_bucket_new() function.
> 
> We can now store the inode on the bucket, cleaning up all the other
> bucket functions.  While we're here, we catch another place or two that
> wasn't using ocfs2_read_xattr_bucket().
> 
> Signed-off-by: Joel Becker <joel.becker@oracle.com>
> ---

> +
> +static void ocfs2_xattr_bucket_relse(struct ocfs2_xattr_bucket *bucket)
>  {
> -	int i, blks = ocfs2_blocks_per_xattr_bucket(inode->i_sb);
> +	int i;
>  
> -	for (i = 0; i < blks; i++) {
> +	for (i = 0; i < bucket->bu_blocks; i++) {
>  		brelse(bucket->bu_bhs[i]);
>  		bucket->bu_bhs[i] = NULL;
>  	}
>  }
>  
> +static void ocfs2_xattr_bucket_free(struct ocfs2_xattr_bucket *bucket)
> +{
> +	if (bucket) {
> +		ocfs2_xattr_bucket_relse(bucket);
> +		bucket->bu_inode = NULL;
we need "kfree(bucket)" here.
> +	}
> +}

Regards,
Tao