Re: [PATCH v2 2/2] mm/vmscan: reduce lru_lock contention via vmstat-derived scan-balance cost

[Johannes Weiner]

On Mon, Jul 13, 2026 at 09:34:17AM -0700, Usama Arif wrote:
> @@ -323,6 +323,10 @@ enum node_stat_item {
>  	PGSCAN_PROACTIVE,
>  	PGSCAN_ANON,
>  	PGSCAN_FILE,
> +	PGRECLAIM_PAGEOUT_ANON,
> +	PGRECLAIM_PAGEOUT_FILE,

Reclaim generally doesn't write files (anymore).

You can use NR_VMSCAN_WRITE for the anon counts.