[PATCH 02/21] erofs: on-disk format should have explicitly assigned numbers

[Christoph Hellwig]

On Sun, Sep 01, 2019 at 01:51:11PM +0800, Gao Xiang wrote:
>  enum {
> -	EROFS_INODE_FLAT_PLAIN,
> -	EROFS_INODE_FLAT_COMPRESSION_LEGACY,
> -	EROFS_INODE_FLAT_INLINE,
> -	EROFS_INODE_FLAT_COMPRESSION,
> +	EROFS_INODE_FLAT_PLAIN			= 0,
> +	EROFS_INODE_FLAT_COMPRESSION_LEGACY	= 1,
> +	EROFS_INODE_FLAT_INLINE			= 2,
> +	EROFS_INODE_FLAT_COMPRESSION		= 3,
>  	EROFS_INODE_LAYOUT_MAX
>  };
>  
> @@ -184,7 +184,7 @@ struct erofs_xattr_entry {
>  
>  /* available compression algorithm types */
>  enum {
> -	Z_EROFS_COMPRESSION_LZ4,
> +	Z_EROFS_COMPRESSION_LZ4	= 0,
>  	Z_EROFS_COMPRESSION_MAX
>  };

This all looks ok - it somtimes also helps to have a comment near
the numbers to indicate where they are stored, must that isn't a must.