Re: [PATCH v10] mm: report per-page metadata information

[Matthew Wilcox]

On Tue, Apr 16, 2024 at 08:13:35PM +0000, Sourav Panda wrote:
> +++ b/include/linux/mmzone.h
> @@ -217,6 +217,10 @@ enum node_stat_item {
>  	PGDEMOTE_KSWAPD,
>  	PGDEMOTE_DIRECT,
>  	PGDEMOTE_KHUGEPAGED,
> +	NR_MEMMAP,		/* Page metadata size (struct page and page_ext)
> +				 * in pages
> +				 */

This is not how we write comments in the kernel ...