Re: [PATCH 2/2] mm: Implement writeback livelock avoidance using page tagging

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On Fri,  4 Jun 2010 20:40:54 +0200
Jan Kara <jack@xxxxxxx> wrote:

> -#define RADIX_TREE_MAX_TAGS 2
> +#define RADIX_TREE_MAX_TAGS 3

Adds another eight bytes to the radix_tree_node, I think.  What effect
does this have upon the radix_tree_node_cachep packing for sl[aeiou]b? 
Please add to changelog if you can work it out ;).

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